flash-attention
Dao AI Labgithub.com/Dao-AILab/flash-attention
Fast and memory-efficient exact attention
Updated 50 min ago · first seen 11 Sept 2026
framework_01M294CY9N2ZHW6PK7A8E5C3GE
- Version
- fa4-v4.0.0.beta30
- T2 · 55 min ago
- Released
- 9 Sept 2026
- T2 · 55 min ago
- License
- BSD-3-Clause
- T2 · 55 min ago
- Stars
- 24,890
- T2 · 50 min ago
Specification
- License
- BSD-3-Clause
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 55 min agomedium
- Repository
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 55 min agomedium
- Created at
- 19 May 2022
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 55 min agomedium
- Default branch
- main
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 55 min agomedium
- Kind
- library
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 55 min agomedium
- Latest release
- 9 Sept 2026
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 55 min agomedium
- Latest release tag
- fa4-v4.0.0.beta30
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 55 min agomedium
- Latest version
- fa4-v4.0.0.beta30
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 55 min agomedium
- License name
- BSD 3-Clause "New" or "Revised" License
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 55 min agomedium
- Forks
- 3,061
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 50 min agomedium
- Releases
- 121
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 50 min agomedium
- Stars
- 24,890
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 50 min agomedium
- Tags
- 127
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 50 min agomedium
- Watchers
- 150
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 50 min agomedium
- PyPI
- flash-attn
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 55 min agomedium
- Readme url
- https://raw.githubusercontent.com/Dao-AILab/flash-attention/HEAD/README.md
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 55 min agomedium
- Releases url
- https://github.com/Dao-AILab/flash-attention/releases
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 55 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
18
Source tiers
T218
Freshest observation
50 min ago
Conflicts
None
- Developed by
- Dao AI Lab
As of
Rewind the record: see this entity's attributes exactly as AI Atlas knew them on a given day.
Claim history · Readme url
Readme urlreadme_url1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| https://raw.githubusercontent.com/Dao-AILab/flash-attention/HEAD/README.md | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | 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/Dao-AILab/flash-attention/releases.atom | feed | T2· Quality secondary | 50 min ago | 1 |
| GitHub public repositories (HTML, releases.atom, raw files) | raw.githubusercontent.com/Dao-AILab/flash-attention/HEAD/README.md | readme | T2· Quality secondary | 50 min ago | 1 |
| GitHub public repositories (HTML, releases.atom, raw files) | github.com/Dao-AILab/flash-attention | repository | T2· Quality secondary | 50 min ago | 2 |
Tier 1 = official/primary, 2 = quality secondary, 3 = community, 4 = unverified. Every snapshot is archived; see all sources and the methodology.