Verified claim · AI-ML · 100% confidence
Microsoft Phi-2 publicly released on: 2023-12-12 by Microsoft Research.
Last verified 2026-05-16 · Methodology veritas-v0.1 · b72213b923a20aef
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Structured fields
- Subject
- Microsoft Phi-2
- Predicate
publicly_released_on- Object
- 2023-12-12 by Microsoft Research
- Confidence
- 100%
- Tags
- phi-2 · microsoft · small-language-model · open-weights · released_on · 2023
Sources (2)
[1] official blog · Microsoft Research · 2023-12-12
Phi-2: The surprising power of small language models“We are now releasing Phi-2, a 2.7 billion-parameter language model that demonstrates outstanding reasoning and language understanding capabilities, showcasing state-of-the-art performance among base language models with less than 13 billion parameters.”
[2] model card · Microsoft · 2023-12-12
phi-2 — Hugging Face model card
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Microsoft Phi-2 publicly released on: 2023-12-12 by Microsoft Research. — SourceScore Claim b72213b923a20aef (verified 2026-05-16). https://sourcescore.org/api/v1/claims/b72213b923a20aef.jsonEmbed this claim
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Frequently asked questions
Is the claim "Microsoft Phi-2 publicly released on: 2023-12-12 by Microsoft Research." verified?
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: Microsoft Research, Microsoft. Each source is listed below with verbatim excerpts and URLs. The signed JSON envelope at https://sourcescore.org/api/v1/claims/b72213b923a20aef.json includes an HMAC-SHA256 signature for audit verification.
When was this claim last verified by SourceScore?
Last verified 2026-05-16 under methodology version veritas-v0.1. The signed JSON envelope is dated and cryptographically signed for audit trail. Re-verification cadence depends on the claim type and source freshness.
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cURL
curl https://sourcescore.org/api/v1/claims/b72213b923a20aef.jsonJavaScript / TypeScript
const r = await fetch("https://sourcescore.org/api/v1/claims/b72213b923a20aef.json");
const envelope = await r.json();
console.log(envelope.claim.statement);
// "Microsoft Phi-2 publicly released on: 2023-12-12 by Microsoft Research."Python
import httpx
r = httpx.get("https://sourcescore.org/api/v1/claims/b72213b923a20aef.json")
envelope = r.json()
print(envelope["claim"]["statement"])
# "Microsoft Phi-2 publicly released on: 2023-12-12 by Microsoft Research."LangChain (retrieve-then-cite)
from langchain_core.tools import tool
import httpx
@tool
def get_microsoft_phi_2_fact() -> dict:
"""Fetch the verified SourceScore claim for Microsoft Phi-2."""
r = httpx.get("https://sourcescore.org/api/v1/claims/b72213b923a20aef.json")
return r.json()