Verified claim · AI-ML · 100% confidence
FlashAttention introduced in paper: FlashAttention: Fast and Memory-Efficient Exact Attention with IO-Awareness (Dao et al., 2022).
Last verified 2026-05-16 · Methodology veritas-v0.1 · e120182d1e01ea2b
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Structured fields
- Subject
- FlashAttention
- Predicate
introduced_in_paper- Object
- FlashAttention: Fast and Memory-Efficient Exact Attention with IO-Awareness (Dao et al., 2022)
- Confidence
- 100%
- Tags
- flash-attention · performance · dao · 2022 · stanford
Sources (2)
[1] preprint · arXiv (Dao, Fu, Ermon, Rudra, Ré) · 2022-05-27
FlashAttention: Fast and Memory-Efficient Exact Attention with IO-Awareness“We propose FlashAttention, an IO-aware exact attention algorithm that uses tiling to reduce the number of memory reads/writes between GPU high bandwidth memory (HBM) and GPU on-chip SRAM.”
[2] github release · Dao-AILab · 2022-05-27
FlashAttention reference implementation
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FlashAttention introduced in paper: FlashAttention: Fast and Memory-Efficient Exact Attention with IO-Awareness (Dao et al., 2022). — SourceScore Claim e120182d1e01ea2b (verified 2026-05-16). https://sourcescore.org/api/v1/claims/e120182d1e01ea2b.jsonEmbed this claim
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Frequently asked questions
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Yes — SourceScore verified this claim with 100% confidence as of 2026-05-16. The verification uses 2 primary sources cross-referenced against the SourceScore methodology (version veritas-v0.1). Full source list + signed JSON envelope linked below.
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Evidence comes from 2 primary sources: arXiv (Dao, Fu, Ermon, Rudra, Ré), Dao-AILab. Each source is listed below with verbatim excerpts and URLs. The signed JSON envelope at https://sourcescore.org/api/v1/claims/e120182d1e01ea2b.json includes an HMAC-SHA256 signature for audit verification.
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cURL
curl https://sourcescore.org/api/v1/claims/e120182d1e01ea2b.jsonJavaScript / TypeScript
const r = await fetch("https://sourcescore.org/api/v1/claims/e120182d1e01ea2b.json");
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// "FlashAttention introduced in paper: FlashAttention: Fast and Memory-Efficient Exact Attention with IO-Awareness (Dao et al., 2022)."Python
import httpx
r = httpx.get("https://sourcescore.org/api/v1/claims/e120182d1e01ea2b.json")
envelope = r.json()
print(envelope["claim"]["statement"])
# "FlashAttention introduced in paper: FlashAttention: Fast and Memory-Efficient Exact Attention with IO-Awareness (Dao et al., 2022)."LangChain (retrieve-then-cite)
from langchain_core.tools import tool
import httpx
@tool
def get_flashattention_fact() -> dict:
"""Fetch the verified SourceScore claim for FlashAttention."""
r = httpx.get("https://sourcescore.org/api/v1/claims/e120182d1e01ea2b.json")
return r.json()