{"band":"strong","note":"Deterministic layer only. No model calls were made and no source content left this machine.","layer":"deterministic","coverage":{"statement":"A repository answers roughly three and a half of seven dimensions. The rest are reported as not assessable, with the questions a human would ask instead.","languages_read":["1C Enterprise","4D","ABAP","ABAP CDS","AGS Script","AIDL","AL","ALGOL","AMPL","ANTLR","APL","ASL","ASP.NET","ATS","ActionScript","Ada","Agda","Aiken","Aleo","Alloy","AngelScript","Answer Set Programming","Apex","Apollo Guidance Computer","AppleScript","Arc","ArkTS","AspectJ","Assembly","Augeas","AutoHotkey","AutoIt","Awk","B (Formal Method)","B4X","BAML","BQN","Ballerina","Batchfile","Beef","Befunge","Bend","Berry","Bicep","Bison","BitBake","BlitzBasic","BlitzMax","Bluespec","Boo","Boogie","Brightscript","C","C#","C++","C2hs Haskell","C3","CAP CDS","CLIPS","CMake","COBOL","CQL","CWeb","Cadence","Cairo","CameLIGO","Cangjie","Cap'n Proto","Carbon","CartoCSS","Ceylon","Chapel","Charity","ChucK","Circom","Cirru","Clarion","Clarity","Classic ASP","Clean","Click","Clojure","Clue","CodeQL","CoffeeScript","ColdFusion","ColdFusion CFC","Common Lisp","Common Workflow Language","Component Pascal","Crystal","Csound","Csound Document","Csound Score","Cuda","Curry","Cycript","Cypher","Cython","D","DIGITAL Command Language","DM","Dafny","Dart","Daslang","DataWeave","Dhall","Dockerfile","Dogescript","Dylan","E","ECL","EQ","EdgeQL","Elixir","Elm","Elvish","Emacs Lisp","EmberScript","Erlang","F#","F*","FIRRTL","FLUX","FPP","Factor","Fancy","Fantom","Fennel","Filebench WML","Flix","Fluent","Forth","Fortran","Fortran Free Form","FreeBASIC","FreeMarker","Futhark","G-code","GAML","GAMS","GAP","GDB","GDScript","GDShader","GLSL","GSC","Genero 4gl","Genshi","Gentoo Ebuild","Gentoo Eclass","Gherkin","Gleam","Glimmer JS","Glimmer TS","Glyph","Gno","Gnuplot","Go","Golo","Gosu","Grace","Grammatical Framework","Groovy","Groovy Server Pages","HCL","HIP","HLSL","Hack","Harbour","Hare","Haskell","Haxe","HiveQL","HolyC","Hurl","Hy","IDL","IGOR Pro","IL Assembly","ISPC","Idris","ImHex Pattern Language","ImageJ Macro","Imba","Inform 7","Ink","Inno Setup","Io","Ioke","Isabelle","J","JASS","JCL","JFlex","JSONiq","Jac","Jai","Janet","Java","Java Server Pages","Java Template Engine","JavaScript","JavaScript+ERB","JetBrains MPS","Jison","Jison Lex","Jolie","Jsonnet","Julia","Just","KCL","KRL","Kaitai Struct","KakouneScript","Koka","Kotlin","LFE","LLVM","LLVM TableGen","LOLCODE","LSL","LabVIEW","Langium","Lasso","Lean","Leo","Lex","LigoLANG","LilyPond","Linker Script","Liquidsoap","Literate Agda","Literate CoffeeScript","Literate Haskell","LiveCode Script","LiveScript","Lobster","Logos","Logtalk","LookML","Lua","Luau","M","M4","MATLAB","MAXScript","MLIR","MQL4","MQL5","MUF","Macaulay2","Makefile","Mako","Max","MeTTa","Mercury","Metal","MiniD","MiniZinc","Mint","Mirah","Modelica","Modula-3","Module Management System","Mojo","Monkey","MoonBit","MoonScript","Motorola 68K Assembly","Move","Myghty","NASL","NSIS","NWScript","Nearley","NetLinx","NetLinx+ERB","NetLogo","Nextflow","Nim","Nit","Nix","Nu","NumPy","OCaml","OMNeT++ NED","Oberon","Objective-C","Objective-C++","Objective-J","Odin","Omgrofl","Opa","Opal","Open Policy Agent","OpenCL","OpenQASM","OpenSCAD","OverPy","OverpassQL","Ox","Oxygene","Oz","P4","PDDL","PEG.js","PHP","PLSQL","PLpgSQL","POV-Ray SDL","Pact","Pan","Papyrus","Parrot","Parrot Assembly","Parrot Internal Representation","Pascal","Pawn","Pep8","Perl","PigLatin","Pike","PogoScript","Polar","Pony","Portugol","Power Query","PowerBuilder","PowerShell","Praat","Processing","Prolog","Promela","Propeller Spin","Puppet","PureBasic","PureScript","Pyret","Python","Q#","QML","QMake","QuakeC","Quint","R","RAScript","REALbasic","REXX","RPGLE","Racket","Ragel","Raku","Rascal","ReScript","Reason","ReasonLIGO","Rebol","Red","Redcode","RenderScript","Rhai","Ring","RobotFramework","Roc","Rocq Prover","Rouge","Ruby","Rust","SAS","SMT","SQF","SQL","SQLPL","SWIG","Sage","Sail","Salt","Scala","Scenic","Scheme","Scilab","Self","Shell","ShellSession","Shen","Sieve","Slang","Slash","SmPL","Smali","Smithy","Snakemake","Solidity","SourcePawn","Squirrel","Stan","Standard ML","Starlark","Stata","SurrealQL","Swift","SystemVerilog","TI Program","TL-Verilog","TLA","TSX","TXL","Tact","Talon","Tape","Tcl","Tcsh","Thrift","Toit","Tolk","Turing","TypeScript","Unified Parallel C","Uno","UnrealScript","Untyped Plutus Core","UrWeb","VBA","VBScript","VCL","VHDL","Vala","Verilog","Verse","Vim script","Visual Basic .NET","Visual Basic 6.0","Volt","Vyper","WDL","WGSL","WebAssembly","WebIDL","Whiley","Witcher Script","Wolfram Language","Wollok","Wren","X10","XC","XProc","XQuery","XS","XSLT","Xojo","Xonsh","Xtend","YARA","Yacc","Yul","ZAP","ZIL","Zeek","ZenScript","Zephir","Zig","Zimpl","eC","fish","hoon","mIRC Script","mcfunction","mupad","nesC","ooc","sed","wisp","xBase"],"total_dimensions":7,"assessable_dimensions":6},"dimensions":[{"id":"01","band":"strong","name":"Architecture & Codebase — including AI provenance","coverage":"full","findings":[{"id":"01.6","band":"adequate","layer":"deterministic","title":"haystack/core/pipeline/base.py is 1,992 lines, 12× this codebase's median file","signal":"oversized_modules","weight":"corroborating","context":true,"evidence":[{"ref":"line-count","kind":"path","path":"haystack/core/pipeline/base.py","detail":"1,992 lines (12× median)","line_end":1992,"line_start":1}],"observed":{"largest":1992,"library":{"n":382,"share":7,"value":12.7,"cutoff":138.63,"material":false,"percentile":85},"threshold":1570,"files_over":1,"median_lines":157},"dimension":"01","rationale":"The median source file here is 157 lines. 1 file exceed 1,570 lines, the largest being 1,992. Size is not a defect on its own — some problems genuinely live in one place — but these are where merge conflicts, review fatigue and single-owner knowledge concentrate, and they are the first thing that slows an inheriting engineer down.","context_why":"A note that does not affect this rating: measured against its own codebase's median, it is below the 85th percentile of 382 surveyed projects' largest files, where this check begins to count."}],"signals_run":11,"conclusive_signals":10,"what_a_person_adds":[{"id":"01.38","kind":"H+","where":"The team","measured":"No architecture or design document is in the tree, across 11,628 product files.","question":"Where does the design live, and who holds it?"},{"id":"01.39","kind":"H","where":"Your architects, with the product roadmap","question":"Is the architecture right for the next three years of the product?"},{"id":"01.40","kind":"H","where":"The team's reasoning at the time","question":"Were the home-grown components reasonable choices when they were made, and are they now?"}]},{"id":"02","band":"adequate","name":"Engineering Process & SDLC Maturity","coverage":"high","findings":[{"id":"02.24","band":"adequate","layer":"deterministic","title":"7% of recent commits change more than 2,000 lines","signal":"commit_size","weight":"corroborating","evidence":[{"ref":"git log --numstat","kind":"metric","detail":"175 commits over 2,000 lines"}],"observed":{"share":0.068,"commits":2557,"over_2000_lines":175},"dimension":"02","rationale":"175 of 2557 commits in the last 24 months changed over 2,000 lines of code, not counting reformatting, renames, vendored or generated code. A change that size is rarely reviewed line by line. Ask how they were reviewed, and what made them that large."}],"signals_run":16,"conclusive_signals":14,"what_a_person_adds":[{"id":"02.32","kind":"H","where":"The code host's pull request data","question":"Is review real or a rubber stamp? Comment depth and time to approve need the pull request history."},{"id":"02.38","kind":"H","where":"The issue tracker: backlog, sprint history, estimate accuracy","question":"Is delivery planned and measured, or heroic?"},{"id":"02.37","kind":"H","where":"Tickets, chat and postmortems","question":"How are incidents run, reviewed and learned from?"}]},{"id":"03","band":"strong","name":"Organization & Key-Person Risk","coverage":"partial","findings":[],"signals_run":10,"conclusive_signals":10,"what_a_person_adds":[{"id":"03.29","kind":"H+","where":"The deal terms","measured":"510 people have committed here.","question":"Which of them are you acquiring, and which are you replacing?"},{"id":"03.28","kind":"H","where":"The team; review history only suggests candidates","question":"Who mentors whom, and would that survive a departure?"},{"id":"03.30","kind":"H","where":"Recruiting data and the org chart","question":"Can the team grow, and who stands behind the top three contributors?"},{"id":"03.31","kind":"H","where":"HR data","question":"Is the seniority mix sound, and will pay survive your salary bands?"},{"id":"03.14","kind":"H","where":"Interviews and on-call history","question":"Is the pace sustainable? Commit times cannot say: git keeps no reliable local time."},{"id":"03.32","kind":"H","where":"Interviews","question":"Does the team want to stay after close?"},{"id":"03.33","kind":"H","where":"Time with the team","question":"How are decisions made and disagreements resolved?"}]},{"id":"04","band":"strong","name":"Product & Engineering Maturity","coverage":"minimal","findings":[{"id":"04.62","band":"adequate","layer":"deterministic","title":"Releases are cut from another branch than the one surveyed","signal":"release_branch","weight":"corroborating","context":true,"evidence":[{"ref":"7f0ab62af","kind":"commit","detail":"tag v3.4.1"}],"observed":{"elsewhere":260,"on_branch":76,"tags_in_window":336,"direction_known":true,"later_on_branch":0},"dimension":"04","rationale":"The newest release, v3.4.1, is not on the branch this survey read; the newest release on it is v1.8.0. The shipped product may differ from what this report describes. Survey the release branch too.","context_why":"A note that does not affect this rating: notes like it are common in well-run projects."}],"signals_run":19,"conclusive_signals":12,"what_a_person_adds":[{"id":"04.11","kind":"H+","where":"The team","measured":"2,028 commits landed in the last year, against 652 the year before (+211%).","question":"What drove it: new people, a deadline, or code produced faster than before?"},{"id":"04.34","kind":"H+","where":"The ML team and its run history","measured":"No experiment tracking is configured in the repository.","question":"How was the shipped model trained and evaluated, and could it be reproduced?"},{"id":"04.35","kind":"H+","where":"The ML team","measured":"No model card is in the tree.","question":"What is the model's intended use, what was it trained on, and where does it fail?"},{"id":"04.32","kind":"H","where":"The data room and the team's record of estimates","question":"Can this team deliver the stated roadmap on the stated timeline?"},{"id":"04.31","kind":"H","where":"Budget and roadmap decisions","question":"Does leadership know about the debt, and is time budgeted to repay it?"},{"id":"04.33","kind":"H","where":"Revenue, customer and churn data","question":"Is the engineering shape consistent with the commercial story?"}]},{"id":"05","band":"adequate","name":"Security & Reliability Posture","coverage":"partial","findings":[{"id":"05.3","band":"adequate","layer":"deterministic","title":"12 dependencies float, and no lockfile is committed","signal":"dependency_pinning","weight":"corroborating","context":true,"evidence":[{"ref":"unpinned","kind":"path","path":"docs-website/package.json","detail":"^3.0.0","line_end":null,"verbatim":true,"line_start":28},{"ref":"unpinned","kind":"path","path":"docs-website/package.json","detail":"^5.0.6","line_end":null,"verbatim":true,"line_start":29},{"ref":"unpinned","kind":"path","path":"docs-website/package.json","detail":"^24.0.3","line_end":null,"verbatim":true,"line_start":30},{"ref":"unpinned","kind":"path","path":"docs-website/package.json","detail":"^2.0.0","line_end":null,"verbatim":true,"line_start":31},{"ref":"unpinned","kind":"path","path":"docs-website/package.json","detail":"^0.0.1","line_end":null,"verbatim":true,"line_start":32}],"observed":{},"dimension":"05","rationale":"Dependency versions are declared as ranges and no lockfile is committed, so a build today does not necessarily produce what a build last month produced. That matters twice over in a transaction: the thing being bought cannot be reproduced exactly, and a compromised upstream release arrives without anyone choosing to take it.","context_why":"A note that does not affect this rating: in Borehole's calibration, this check's notes were usually true but overstated."},{"id":"05.6","band":"adequate","layer":"deterministic","title":"1 Dockerfile runs the application as root","signal":"container_runs_as_root","weight":"corroborating","evidence":[{"ref":"no-USER-instruction","kind":"path","path":".clusterfuzzlite/Dockerfile","detail":"runs as root"}],"observed":{"rootful":1,"dockerfiles":1},"dimension":"05","rationale":"No USER instruction switches away from root, so the process runs with full privileges inside the container. It is a one-line fix and an ordinary expectation, which is why its absence is worth asking about: it usually says more about whether anyone has reviewed the deployment than about this container specifically."},{"id":"05.22","band":"adequate","layer":"deterministic","title":"1 deserialiser that can run code","signal":"unsafe_deserialization","weight":"corroborating","context":true,"evidence":[{"ref":"haystack/marshal/yaml.py","kind":"path","path":"haystack/marshal/yaml.py","detail":"code-executing deserialiser","line_end":40,"line_start":40}],"observed":{"sites":1},"dimension":"05","rationale":"1 places read data with a deserialiser that executes what it reads (`yaml.load` without a safe loader). That is safe on data the system wrote itself and remote code execution on anything else. Ask where each one's input comes from.","context_why":"A note that does not affect this rating: in Borehole's calibration, this check's notes were usually true but overstated."}],"signals_run":34,"conclusive_signals":22,"what_a_person_adds":[{"id":"05.41","kind":"H","where":"Ticketing and chat","question":"What has actually broken, how often, and how badly?"},{"id":"05.42","kind":"H","where":"Reports in the data room","question":"What did external testing find, and was it fixed?"},{"id":"05.44","kind":"H","where":"Audit reports; policy files in the tree are not evidence","question":"What is the SOC 2, ISO 27001 or GDPR status, and where is the evidence?"}]},{"id":"06","band":"not assessable","name":"Observability & Operations","coverage":"partial","findings":[],"signals_run":16,"conclusive_signals":5,"what_a_person_adds":[{"id":"06.29","kind":"H","where":"Pager history and dashboard logs","question":"Are the dashboards opened, the alerts acknowledged and the pages answered?"},{"id":"06.30","kind":"H","where":"Production metrics","question":"Are the service-level objectives actually met?"},{"id":"06.31","kind":"H","where":"Pager exports and interviews","question":"Who carries the pager, and how often does it go off?"},{"id":"06.32","kind":"H","where":"Cloud billing and capacity plans","question":"What does it cost to run, and how much headroom is there?"}],"not_assessable_reason":"only 5 of 16 checks could reach a conclusion here; the rest do not apply to this repository or could not read it"},{"id":"07","band":"not assessable","name":"Fit with the Acquirer","coverage":"none","findings":[],"signals_run":0,"conclusive_signals":0,"what_a_person_adds":[{"id":"07.1","kind":"H+","question":"This is primarily a Python codebase. Does your engineering organisation already run Python in production, or would this be the first?"},{"id":"07.10","kind":"H+","question":"The bulk of this system sits in docs-website/, haystack/, pydoc/. Which of your existing systems would each of those have to absorb or replace?"},{"id":"07.2","kind":"H+","question":"The repository carries deployment configuration (.clusterfuzzlite/Dockerfile and 1 more). Does that match your deployment and on-call model, or does it need rehosting first?"},{"id":null,"kind":"H+","question":"What is your tolerance for the findings above remaining unaddressed for the first two quarters after close, given everything else that will compete for this team's time?"},{"id":"07.11","kind":"H","where":"Your architecture","question":"Which of these systems duplicate yours, and which get retired?"},{"id":"07.12","kind":"H","where":"The engagement","question":"What will integration cost, and in what order?"},{"id":"07.13","kind":"H","where":"Your org design","question":"Where does the team land in your organisation, and who reports to whom?"},{"id":"07.14","kind":"H","where":"Deal terms","question":"Are there earn-outs, retention packages or contractor IP to assign?"},{"id":"07.15","kind":"H","where":"Customer contracts","question":"Do customer contracts limit hosting, regions or vendors?"}],"not_assessable_reason":"structurally not assessable from a repository"}],"repository":{"loc":1685337,"head":"76fc2d3d7492ec243eed40eb939a836f2a8b29da","slug":"deepset-ai/haystack","tags":336,"stars":26818,"shallow":false,"span_days":2535.1,"last_commit":"2026-10-23T12:32:30+00:00","surveyed_at":"2026-10-23T20:59:56.994371+00:00","commits_read":6635,"first_commit":"2019-11-14T10:42:51+00:00","truncated_at":null,"window_start":"2019-11-14T10:42:51+00:00","tracked_files":12825,"history_complete":true},"generated_at":"2026-10-23T21:01:56.864559+00:00","generated_by":"borehole 0.7.15","rejection_log":[{"reason":"change is spread across the codebase rather than pooling in a few files","signal":"hotspot_concentration","observed":{"files":30693,"top5_share":0.016},"dimension":"04","conclusive":true},{"reason":"debt markers are sparse","signal":"debt_markers","observed":{"markers":5,"per_kloc":0.0,"lines_read":1680241},"dimension":"04","conclusive":true},{"reason":"direct dependency counts are unremarkable","signal":"dependency_sprawl","observed":{"set_aside":{},"by_manifest":{"pyproject.toml":19,"docs-website/package.json":18}},"dimension":"04","conclusive":true},{"reason":"test effort kept pace with code written","signal":"test_growth","observed":{"late_test_per_code":1.388,"early_test_per_code":0.417},"dimension":"04","conclusive":true},{"reason":"rework is not rising against new work","signal":"churn_trend","observed":{"late_delete_per_insert":0.503,"early_delete_per_insert":0.478,"single_commit_deletions_set_aside":["09e7831"]},"dimension":"04","conclusive":true},{"reason":"no pinned runtime version to check","signal":"eol_runtime","observed":{"pinned":0},"dimension":"04","conclusive":false},{"reason":"fixes usually come with a test","signal":"fixes_with_tests","observed":{"fixes":615,"share":0.761,"with_tests":468},"dimension":"04","conclusive":true},{"reason":"fixing is not crowding out building","signal":"fix_share_trend","observed":{"fix_share_by_quarter_newest_first":[0.3,0.25,0.11,0.13,0.24,0.3,0.3,0.25]},"dimension":"04","conclusive":true},{"reason":"no schema migrations to read","signal":"schema_churn","observed":{},"dimension":"04","conclusive":false},{"reason":"a library, whose compatibility code is usually deliberate","signal":"compat_layers","observed":{},"dimension":"04","conclusive":false},{"reason":"no JavaScript manifest to read","signal":"dependency_redundancy","observed":{},"dimension":"04","conclusive":false},{"reason":"this repository does not deploy a running service, so instrumentation is not expected of it","signal":"telemetry_presence","observed":{"basis":"nothing in this repository deploys a long-running server; if it runs as one, its deployment lives elsewhere","files_read":5153},"dimension":"06","conclusive":true},{"reason":"not a running service; structured logging is not expected of a library","signal":"structured_logging","observed":{"basis":"nothing in this repository deploys a long-running server; if it runs as one, its deployment lives elsewhere"},"dimension":"06","conclusive":true},{"reason":"not a running service, so a health endpoint is not expected","signal":"healthcheck_presence","observed":{"basis":"nothing in this repository deploys a long-running server; if it runs as one, its deployment lives elsewhere"},"dimension":"06","conclusive":true},{"reason":"not expected of it: nothing in this repository deploys a long-running server; if it runs as one, its deployment lives elsewhere","signal":"telemetry_depth","observed":{"service":false},"dimension":"06","conclusive":false},{"reason":"not expected of it: nothing in this repository deploys a long-running server; if it runs as one, its deployment lives elsewhere","signal":"print_logging","observed":{"service":false},"dimension":"06","conclusive":false},{"reason":"not expected of it: nothing in this repository deploys a long-running server; if it runs as one, its deployment lives elsewhere","signal":"correlation_ids","observed":{"service":false},"dimension":"06","conclusive":false},{"reason":"not expected of it: nothing in this repository deploys a long-running server; if it runs as one, its deployment lives elsewhere","signal":"error_reporting","observed":{"service":false},"dimension":"06","conclusive":false},{"reason":"the product's code names no reporting host","signal":"usage_reporting_default","observed":{"settings_on":0,"settings_off":0,"reporting_hosts":[]},"dimension":"06","conclusive":true},{"reason":"not expected of it: nothing in this repository deploys a long-running server; if it runs as one, its deployment lives elsewhere","signal":"alert_rules","observed":{"service":false},"dimension":"06","conclusive":false},{"reason":"not expected of it: nothing in this repository deploys a long-running server; if it runs as one, its deployment lives elsewhere","signal":"deployed_image_floats","observed":{"service":false},"dimension":"06","conclusive":false},{"reason":"no Kubernetes probes","signal":"probes_identical","observed":{},"dimension":"06","conclusive":false},{"reason":"no Kubernetes deployments","signal":"single_replica","observed":{},"dimension":"06","conclusive":false},{"reason":"not expected of it: nothing in this repository deploys a long-running server; if it runs as one, its deployment lives elsewhere","signal":"environment_branching","observed":{"service":false},"dimension":"06","conclusive":false},{"reason":"not expected of it: nothing in this repository deploys a long-running server; if it runs as one, its deployment lives elsewhere","signal":"release_markers","observed":{"service":false},"dimension":"06","conclusive":false},{"reason":"migrations do not run at container start","signal":"migrate_on_start","observed":{},"dimension":"06","conclusive":true},{"reason":"no feature-flag service; flags may live elsewhere","signal":"feature_flags","observed":{"sdk_files":0,"evaluation_sites":0},"dimension":"06","conclusive":false},{"reason":"no single contributor dominates the last 24 months","signal":"contributor_concentration","observed":{"years":6.9,"window":"last 24 months","authors":510,"top_share":"a quarter or more","bus_factor":3,"authors_in_window":275,"top_share_all_time":"less than a quarter","bus_factor_all_time":7},"dimension":"03","conclusive":true},{"reason":"more than one contributor active in the trailing year","signal":"active_contributors","observed":{"all_time":510,"active_12mo":226},"dimension":"03","conclusive":true},{"reason":"every substantial directory has been touched by more than one person","signal":"knowledge_silos","observed":{"authors":510,"directories":7},"dimension":"03","conclusive":true},{"reason":"an open contributor base, where one-commit contributors are normal","signal":"drive_by_contributors","observed":{"authors":510,"one_off_share":0.62},"dimension":"03","conclusive":true},{"reason":"no contributor dominates enough for their absence to matter","signal":"contributor_attrition","observed":{"authors":510,"top_share":"less than a quarter","top_contributor_last_committed":"within the last three months"},"dimension":"03","conclusive":true},{"reason":"more than one person changes the critical paths","signal":"critical_path_ownership","observed":{"authors":275,"sole_owned_areas":[]},"dimension":"03","conclusive":true},{"reason":"the second and third contributors are still active","signal":"second_contributor_attrition","observed":{"gone":[]},"dimension":"03","conclusive":true},{"reason":"the team has not narrowed to one person","signal":"bus_factor_trend","observed":{"by_year_newest_first":[3,3,4,5]},"dimension":"03","conclusive":true},{"reason":"the team is not shrinking","signal":"joiners_and_leavers","observed":{"left":6,"joined":50,"regular_last_year":62,"regular_prior_year":18},"dimension":"03","conclusive":true},{"reason":"a meaningful share of recent change carries evidence of review","signal":"merge_discipline","observed":{"merges":15,"window":"last 24 months","with_tracked":17,"with_reviewed":0,"reviewed_share":0.998,"commits_in_window":2934,"squashed_with_pr_ref":2899,"with_signed_off_other":254,"reviewed_share_all_time":0.973,"with_committed_by_other":2922},"dimension":"02","conclusive":true},{"reason":"CI configuration is present in the working tree","signal":"ci_presence","observed":{"count":37,"configs":[".github/workflows/auto_approve_api_ref_sync.yml",".github/workflows/branch_off.yml",".github/workflows/cflite_pr.yml",".github/workflows/check_api_ref.yml",".github/workflows/cla_draft_gate.yml"]},"dimension":"02","conclusive":true},{"reason":"tests are present in a normal proportion to source","signal":"test_presence","observed":{"tests":305,"source":583,"test_ratio":0.523},"dimension":"02","conclusive":true},{"reason":"tags are present","signal":"release_cadence","observed":{"tags":336,"sample":["0.1.0","0.1.2","0.2.1","0.3.0","v0.0.7"]},"dimension":"02","conclusive":true},{"reason":"commit subjects generally carry content","signal":"conventional_commits","observed":{"sampled":6600,"low_content_share":0.003},"dimension":"02","conclusive":true},{"reason":"process scaffolding is present in the repository","signal":"branch_protection_hints","observed":{"present":["CI workflows","CODEOWNERS","a pull-request template","pre-commit hooks","contribution guidance"]},"dimension":"02","conclusive":true},{"reason":"few tests are switched off","signal":"skipped_tests","observed":{"focused":0,"skipped":4,"test_files":361,"files_with_skips":2},"dimension":"02","conclusive":true},{"reason":"no test run in CI is written so that it cannot fail","signal":"ci_test_gating","observed":{"configs":37},"dimension":"02","conclusive":true},{"reason":"change is rarely undone","signal":"revert_share","observed":{"share":0.001,"reverts":4,"recent_commits":2682},"dimension":"02","conclusive":true},{"reason":"no lockfile to date","signal":"dependency_update_cadence","observed":{"lockfiles":0},"dimension":"02","conclusive":false},{"reason":"tests are not retried until they pass","signal":"flaky_test_markers","observed":{"test_retries":4,"suite_retries":0},"dimension":"02","conclusive":true},{"reason":"a linter or formatter runs in the build","signal":"lint_in_build","observed":{"wired":5,"ci_configs":37,"product_files":278},"dimension":"02","conclusive":true},{"reason":"too few merges to judge (squash and rebase leave none)","signal":"long_lived_branches","observed":{"merges":1},"dimension":"02","conclusive":false},{"reason":"no commit run met both the rate and the net-addition threshold","signal":"burst_import","observed":{"gap_seconds":180,"min_add_ratio":3.0,"min_net_added":2000,"bursts_by_rate":3,"bursts_by_volume":0},"dimension":"01","conclusive":true},{"reason":"first commit is not a disproportionate share of the codebase","signal":"initial_dump","observed":{"insertions":1199,"share_of_insertions":0.0003},"dimension":"01","conclusive":true},{"reason":"commit subjects vary in wording and length","signal":"message_uniformity","observed":{"length_stdev":21.13,"repeat_share":0.01},"dimension":"01","conclusive":true},{"reason":"little shipping code is repeated verbatim across files","signal":"duplicated_blocks","observed":{"share":0.016,"product_files":278,"distinct_blocks":38657,"duplicated_blocks":620},"dimension":"01","conclusive":true},{"reason":"errors are rarely thrown away","signal":"swallowed_errors","observed":{"loc":1685337,"files":5,"per_kloc":0.0,"swallowed":5},"dimension":"01","conclusive":true},{"reason":"every base image names a version","signal":"build_reproducibility","observed":{"floating":0,"from_lines":1},"dimension":"01","conclusive":true},{"reason":"no language migration is stalled halfway","signal":"unfinished_migration","observed":{},"dimension":"01","conclusive":true},{"reason":"too few notebooks","signal":"notebook_outputs","observed":{"notebooks":0},"dimension":"01","conclusive":false},{"reason":"no model weights are committed","signal":"weights_in_git","observed":{"files":0},"dimension":"01","conclusive":true},{"reason":"no credential-shaped strings outside test and fixture paths","signal":"committed_secrets","observed":{"note":"the working tree only; the history is 05.5","patterns":8,"files_read":5153,"inert_tokens_set_aside":0,"fixture_matches_ignored":0},"dimension":"05","conclusive":true},{"reason":"at least one standard guard rail is configured","signal":"security_guardrails","observed":{"present":[".github/CODEOWNERS",".github/dependabot.yml",".pre-commit-config.yaml","SECURITY.md"]},"dimension":"05","conclusive":true},{"reason":"a licence file is present","signal":"license_present","observed":{"found":true},"dimension":"05","conclusive":true},{"reason":"no credential-shaped string was ever added outside test and fixture paths","signal":"secrets_in_history","observed":{"patterns":8,"truncated":false,"added_lines":3446914,"commits_scanned":6548,"inert_tokens_set_aside":0},"dimension":"05","conclusive":true},{"reason":"no environment file is committed outside tests and examples","signal":"secrets_management_pattern","observed":{"env_files":0},"dimension":"05","conclusive":true},{"reason":"third-party build steps are pinned, or few","signal":"supply_chain_pinning","observed":{"action_refs":112,"pipe_to_shell":0,"unpinned_third_party":0},"dimension":"05","conclusive":true},{"reason":"not a running service","signal":"outbound_timeouts","observed":{},"dimension":"05","conclusive":false},{"reason":"too few migrations to judge","signal":"migration_reversibility","observed":{"migrations":0},"dimension":"05","conclusive":false},{"reason":"not a running service; a library that builds SQL is doing its job","signal":"sql_from_strings","observed":{},"dimension":"05","conclusive":false},{"reason":"product code does not build shell commands from strings","signal":"shell_from_strings","observed":{"sites":0},"dimension":"05","conclusive":true},{"reason":"no TLS verification is switched off in product code","signal":"tls_verification_off","observed":{"files":0,"sites":0,"pinned_instead":0,"behind_an_opt_in":0},"dimension":"05","conclusive":true},{"reason":"no Kubernetes workload manifests","signal":"resource_limits","observed":{"workloads":0},"dimension":"05","conclusive":false},{"reason":"no lockfile this survey can read, or a collector older than 0.4.0","signal":"known_vulnerabilities","observed":{"dependencies":0,"ecosystems_not_read":[]},"dimension":"05","conclusive":false},{"reason":"no workload runs privileged or in the host's namespaces","signal":"privileged_workloads","observed":{"sites":0,"behind_a_setting_or_built_here":0},"dimension":"05","conclusive":true},{"reason":"deployment configuration references secrets, never holds them","signal":"credentials_in_deploy_config","observed":{"files":0,"sites":0},"dimension":"05","conclusive":true},{"reason":"not assessed for Python, the language the product is written in: this check's patterns read other languages only","signal":"public_env_secret","observed":{"names":0,"sites":0,"not_secrets":0,"languages_not_read":["Python"]},"dimension":"05","conclusive":false},{"reason":"not assessed for Python, the language the product is written in: this check's patterns read other languages only","signal":"unsafe_html","observed":{"sites":1,"languages_not_read":["Python"]},"dimension":"05","conclusive":false},{"reason":"production builds do not publish source maps","signal":"source_maps_shipped","observed":{"sites":0},"dimension":"05","conclusive":true},{"reason":"no signing keystore or profile is committed","signal":"signing_material","observed":{"files":0},"dimension":"05","conclusive":true},{"reason":"not a mobile app","signal":"cleartext_traffic","observed":{},"dimension":"05","conclusive":false},{"reason":"little data is committed","signal":"dataset_provenance","observed":{"data_files":0,"licence_or_card_files":0},"dimension":"05","conclusive":true},{"reason":"no third-party code is committed to this repository, so the licences it depends on are resolved at build time and are not readable here","signal":"license_copyleft_inherited","observed":{"vendored_paths":0},"dimension":"05","conclusive":false},{"reason":"manifest and licence file agree on Apache-2.0","signal":"license_manifest_conflict","observed":{"license":"Apache-2.0"},"dimension":"05","conclusive":true},{"reason":"no vendored third-party code is committed","signal":"license_vendored_unlicensed","observed":{"components":0},"dimension":"05","conclusive":true},{"reason":"the licence is recognisable as Apache-2.0","signal":"license_grant_unclear","observed":{"class":"permissive","license":"Apache-2.0"},"dimension":"05","conclusive":true},{"reason":"no widely used compiled library is committed to the product","signal":"committed_native_libraries","observed":{"libraries":0,"recognised":[]},"dimension":"05","conclusive":true},{"reason":"few or no feature flags in the history","signal":"flags_accumulating","observed":{"live":0,"retired":0,"flags_seen":0,"stale_over_a_year":0},"dimension":"04","conclusive":false},{"reason":"not a running service","signal":"api_versions_coexisting","observed":{},"dimension":"04","conclusive":false},{"reason":"a library, which keeps deprecated interfaces for its users","signal":"deprecations_lingering","observed":{},"dimension":"04","conclusive":false},{"reason":"few dependencies were added and dropped within 60 days","signal":"dependency_churn","observed":{"dependencies_seen":158,"added_in_two_years":41,"removed_within_60_days":3},"dimension":"04","conclusive":true},{"reason":"no platform was dropped from CI in the last two years","signal":"ci_platforms_dropped","observed":{"platforms_seen":["Linux","Windows","macOS"],"dropped_in_two_years":[]},"dimension":"04","conclusive":true},{"reason":"the README's first screen states no end, move or freeze","signal":"repository_status","observed":{"statements":0},"dimension":"04","conclusive":true},{"reason":"nothing says development happens elsewhere","signal":"development_elsewhere","observed":{"no_pr_statements":0,"mirror_statements":0,"replayed_commit_share":0.0},"dimension":"02","conclusive":true},{"reason":"the root licence has not changed in the history read","signal":"licence_changes","observed":{"licence_versions":1,"unreleased_changes":0},"dimension":"05","conclusive":true},{"reason":"no directory carries a separate paid-edition licence","signal":"paid_edition","observed":{"directories":0},"dimension":"05","conclusive":true},{"reason":"releases keep pace with development","signal":"releases_stopped","observed":{"median_gap_days":0.0,"days_since_last_tag":2,"commits_last_90_days":756},"dimension":"04","conclusive":true},{"reason":"no file says one person maintains it","signal":"single_maintainer","observed":{"statements":0},"dimension":"03","conclusive":true},{"reason":"record incomplete: no advisory found in the sources that answered; NVD: 2 records name haystack with nothing tying them to this repository (CVE-2026-105315, CVE-2026-80490); 2 are fixed in the surveyed commit, and the release users run is not placed by this history","signal":"project_advisories","observed":{"sources":["OSV by commit","OSV PyPI haystack-ai","GitHub repository advisories","NVD"],"affecting":0,"exploited":0,"advisories":2,"version_from":"the newest release tag in the surveyed history, 5,142 commits before the surveyed commit","fix_unreleased":0,"sources_failed":[],"version_unknown":0,"high_or_critical":0,"surveyed_version":"1.8.0","record_incomplete":["NVD: 2 records name haystack with nothing tying them to this repository (CVE-2026-105315, CVE-2026-80490)"],"affecting_newest_release":2},"dimension":"05","conclusive":false},{"reason":"record incomplete: no advisory against the project in the last 24 months; NVD: 2 records name haystack with nothing tying them to this repository (CVE-2026-105315, CVE-2026-80490)","signal":"advisory_record","observed":{"newest":null,"critical":0,"affecting":0,"could_not_tell":0,"last_24_months":0,"sources_failed":[],"high_or_critical":0,"record_incomplete":["NVD: 2 records name haystack with nothing tying them to this repository (CVE-2026-105315, CVE-2026-80490)"]},"dimension":"05","conclusive":false},{"reason":"no affecting advisory is on CISA's Known Exploited list","signal":"project_exploited","observed":{"exploited":0},"dimension":"05","conclusive":false}],"schema_version":"1","repository_says":[{"line":null,"path":null,"text":"Releases are cut from another branch than the one surveyed","finding":"04.62"},{"line":20,"path":"CONTRIBUTING.md","text":"states a policy on AI-generated contributions","phrase":null},{"line":8,"path":"README.md","text":"names OpenSSF"}],"surveyed_commit":{"says":"The newest release, v3.4.1, is not on the branch this survey read; the newest release on it is v1.8.0","kinds":["not the release line"],"advice":"Read this report as describing that commit, not the release users run. Survey the release branch or tag as well.","newest_release":{"sha":"7f0ab62afb01c096557d5d69ec57276dd6583a57","tag":"v3.4.1"}},"provenance_disclosure":{"agents":["Claude","Cursor","GitHub Copilot"],"recent":{"since":"2025-10-23","until":"2026-10-23","window":"the last 12 months","measures":"share of lines added in the last 12 months to 2026-10-23 by commits declaring an AI agent as co-author: the same floor as the all-time share, over a shorter window","confidence":"moderate","ai_line_share":0.0743,"total_commits":2247,"ai_commit_share":0.0966,"confidence_basis":["65% of non-merge commits carry any trailer at all","no widespread author/committer date divergence","the declared share is neither decisive nor negligible, so the true figure is more sensitive to undeclared work"],"declared_commits":217,"total_lines_added":3169938,"declared_lines_added":235679},"window":null,"excluded":"lockfiles, vendored and generated paths are excluded from both measurements so that code nobody wrote cannot move the share","measures":"share of lines added by commits declaring an AI agent as co-author, as a proportion of all lines ever added","confidence":"low","measurable":true,"ai_line_share":0.053,"total_commits":6600,"affects_rating":false,"excluded_lines":24339,"ai_commit_share":0.0329,"confidence_basis":["41% of non-merge commits carry any trailer at all","low trailer coverage: the convention may not be in consistent use","no widespread author/committer date divergence","the declared share is neither decisive nor negligible, so the true figure is more sensitive to undeclared work"],"declared_commits":217,"total_lines_added":4442685,"surviving_ai_lines":null,"surviving_measures":"share of lines still present in the working tree that originate in an AI-declared commit; null unless the scan was run with --deep","commit_share_by_year":{"2019":0.0,"2020":0.0,"2021":0.0,"2022":0.0,"2023":0.0,"2024":0.0,"2025":0.0012,"2026":0.108},"declared_agent_names":["Claude","Claude Fable 5","Claude Fable 5.1","Claude Haiku 4.5","Claude Opus 4.6","Claude Opus 4.6 (1M context)","Claude Opus 4.7 (1M context)","Claude Opus 4.8","Claude Opus 4.8 (1M context)","Claude Opus 5","Claude Opus 5 (1M context)","Claude Opus 5.5","Claude Opus 5.5 (1M context)","Claude Sonnet 4.6","Claude Sonnet 5","Claude Sonnet 5.5","Copilot Autofix powered by AI","Cursor"],"declared_lines_added":235679,"surviving_line_share":null,"floor_not_measurement":"This is a lower bound. It counts what the repository declares. Undeclared AI authorship is invisible here, and a single rebase removes the trailers this rests on. Absence of a declaration is absence of disclosure, not absence of AI authorship.","surviving_total_lines":null},"reliance":"An automated reading of a repository's code and its history up to one commit, with public advisory records. It may be wrong, it is not legal, financial, investment or security advice, and it does not replace diligence by a qualified person. It is provided for information: nobody may rely on it (Borehole's terms, section 3).","published_under_todays_rules":["2 findings from checks Borehole's calibration found wrong more often than right are no longer published."]}