SourceScore

Verified claim · AI-ML · 100% confidence

Qwen 2.5 released on: 2024-09-19 by Alibaba.

Last verified 2026-05-16 · Methodology veritas-v0.1 · b841d8246a618909

Structured fields

Subject
Qwen 2.5
Predicate
released_on
Object
2024-09-19 by Alibaba
Confidence
100%
Tags
qwen-2.5 · alibaba · open-weights · released_on · 2024

Sources (2)

  1. [1] official blog · Qwen Team / Alibaba Cloud · 2024-09-19

    Qwen2.5: A Party of Foundation Models
    Today, we are excited to introduce the latest addition to the Qwen family: Qwen2.5. Qwen2.5 is the next-generation foundation model with both open-source and proprietary variants, ranging from 0.5B to 72B parameters.
  2. [2] model card · Qwen Team / Alibaba Cloud · 2024-09-19

    Qwen2.5-72B-Instruct — Hugging Face model card

Cite this claim

Ready-to-paste citation (Markdown / plain text):

Qwen 2.5 released on: 2024-09-19 by Alibaba. — SourceScore Claim b841d8246a618909 (verified 2026-05-16). https://sourcescore.org/api/v1/claims/b841d8246a618909.json

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<iframe src="https://sourcescore.org/embed/claim/b841d8246a618909/" width="100%" height="360" frameborder="0" loading="lazy" title="Qwen 2.5 released on: 2024-09-19 by Alibaba."></iframe>

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Fetch this signed envelope from your application. The response includes the verbatim excerpt, primary source URLs, and an HMAC-SHA256 signature you can verify locally for audit trails.

cURL

curl https://sourcescore.org/api/v1/claims/b841d8246a618909.json

JavaScript / TypeScript

const r = await fetch("https://sourcescore.org/api/v1/claims/b841d8246a618909.json"); const envelope = await r.json(); console.log(envelope.claim.statement); // "Qwen 2.5 released on: 2024-09-19 by Alibaba."

Python

import httpx r = httpx.get("https://sourcescore.org/api/v1/claims/b841d8246a618909.json") envelope = r.json() print(envelope["claim"]["statement"]) # "Qwen 2.5 released on: 2024-09-19 by Alibaba."

LangChain (retrieve-then-cite)

from langchain_core.tools import tool import httpx @tool def get_qwen_2_5_fact() -> dict: """Fetch the verified SourceScore claim for Qwen 2.5.""" r = httpx.get("https://sourcescore.org/api/v1/claims/b841d8246a618909.json") return r.json()