faiss
Meta AIgithub.com/facebookresearch/faiss
A library for efficient similarity search and clustering of dense vectors.
Updated 52 min ago · first seen 11 Sept 2026
framework_01M294M8PVQHAZC9SF7KP6CZEQ
- Version
- 1.15.0
- T2 · 3 h ago
- Released
- 3 Aug 2026
- T2 · 3 h ago
- License
- MIT
- T2 · 3 h ago
- Stars
- 40,893
- T2 · 52 min ago
Specification
- License
- MIT
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 3 h agomedium
- Repository
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 3 h agomedium
- Author
- Meta AI Research
Source:PyPI public package metadataT2observed 57 min agomedium
- Created at
- 7 Feb 2017
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 3 h agomedium
- Default branch
- main
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 3 h agomedium
- Documentation
Source:PyPI public package metadataT2observed 57 min agomedium
- Homepage
- https://faiss.ai
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 3 h agomedium
- Kind
- library
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 3 h agomedium
- Latest release
- 3 Aug 2026
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 3 h agomedium
- Latest release tag
- v1.15.0
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 3 h agomedium
- Latest version
- 1.15.0
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 3 h agomedium
- License name
- MIT License
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 3 h agomedium
- Forks
- 4,522
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 52 min agomedium
- Releases
- 28
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 52 min agomedium
- Stars
- 40,893
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 52 min agomedium
- Tags
- 32
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 52 min agomedium
- Watchers
- 498
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 52 min agomedium
- PyPI
- faiss-cpu
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 3 h agomedium
- Pypi license
- MIT
Source:PyPI public package metadataT2observed 57 min agomedium
- Pypi release at
- 3 Aug 2026
Source:PyPI public package metadataT2observed 57 min agomedium
- Pypi url
- https://pypi.org/project/faiss-cpu/
Source:PyPI public package metadataT2observed 57 min agomedium
- Pypi version
- 1.15.0
Source:PyPI public package metadataT2observed 57 min agomedium
- Python classifiers
- Programming Language :: Python :: 3.10, Programming Language :: Python :: 3.11, Programming Language :: Python :: 3.12, Programming Language :: Python :: 3.13, Programming Language :: Python :: 3.14
Source:PyPI public package metadataT2observed 57 min agomedium
- Readme url
- https://raw.githubusercontent.com/facebookresearch/faiss/HEAD/README.md
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 3 h agomedium
- Releases url
- https://github.com/facebookresearch/faiss/releases
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 3 h agomedium
- Requires python
- >=3.10
Source:PyPI public package metadataT2observed 57 min agomedium
Each value shows its source, tier and observation time. Conflicting claims are kept side by side and flagged — never averaged. How AI Atlas records facts →
Provenance
Attributed facts
27
Source tiers
T227
Freshest observation
52 min ago
Conflicts
None
- Developed by
- Meta AI
As of
Rewind the record: see this entity's attributes exactly as AI Atlas knew them on a given day.
Claim history
Licenselicense1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| MIT | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Repositoryrepository_url1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| https://github.com/facebookresearch/faiss | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Created atcreated_at1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 7 Feb 2017 | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Default branchdefault_branch1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| main | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Descriptiondescription1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| A library for efficient similarity search and clustering of dense vectors. | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Documentationdocs_url1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| https://github.com/facebookresearch/faiss/wiki | → current | current | PyPI public package metadataT2 | medium | deterministic |
Homepagehomepage1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| https://faiss.ai | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Kindkind1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| library | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Latest releaselatest_release_at1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 3 Aug 2026 | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Latest release taglatest_release_tag1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| v1.15.0 | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Latest versionlatest_version1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 1.15.0 | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
License namelicense_name1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| MIT License | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Forksmetric.forks1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 4,522 | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Releasesmetric.releases3
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 28 | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
| 29 | → | superseded | PyPI public package metadataT2 | medium | deterministic |
| 28 | → | superseded | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Starsmetric.stars1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 40,893 | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Watchersmetric.watchers1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 498 | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
PyPIpypi1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| faiss-cpu | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Pypi licensepypi_license1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| MIT | → current | current | PyPI public package metadataT2 | medium | deterministic |
Pypi release atpypi_release_at1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 3 Aug 2026 | → current | current | PyPI public package metadataT2 | medium | deterministic |
Pypi urlpypi_url1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| https://pypi.org/project/faiss-cpu/ | → current | current | PyPI public package metadataT2 | medium | deterministic |
Pypi versionpypi_version1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 1.15.0 | → current | current | PyPI public package metadataT2 | medium | deterministic |
Python classifierspython_classifiers1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| Programming Language :: Python :: 3.10, Programming Language :: Python :: 3.11, Programming Language :: Python :: 3.12, Programming Language :: Python :: 3.13, Programming Language :: Python :: 3.14 | → current | current | PyPI public package metadataT2 | medium | deterministic |
Readme urlreadme_url1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| https://raw.githubusercontent.com/facebookresearch/faiss/HEAD/README.md | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Releases urlreleases_url1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| https://github.com/facebookresearch/faiss/releases | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Requires pythonrequires_python1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| >=3.10 | → current | current | PyPI public package metadataT2 | medium | deterministic |
Claims are temporal and append-only: a new observation closes the previous claim (valid_to) instead of overwriting it. Conflicting claims from different sources are kept side by side and flagged — never averaged. Methodology →
| Source | Document | Type | Tier | Last observed | Snapshots |
|---|---|---|---|---|---|
| GitHub public repositories (HTML, releases.atom, raw files) | github.com/facebookresearch/faiss/releases.atom | feed | T2· Quality secondary | 52 min ago | 1 |
| GitHub public repositories (HTML, releases.atom, raw files) | raw.githubusercontent.com/facebookresearch/faiss/HEAD/README.md | readme | T2· Quality secondary | 52 min ago | 1 |
| GitHub public repositories (HTML, releases.atom, raw files) | github.com/facebookresearch/faiss | repository | T2· Quality secondary | 52 min ago | 3 |
| PyPI public package metadata | pypi.org/pypi/faiss-cpu/json | package | T2· Quality secondary | 57 min ago | 1 |
Tier 1 = official/primary, 2 = quality secondary, 3 = community, 4 = unverified. Every snapshot is archived; see all sources and the methodology.