Verified claim · AI-ML · 100% confidence
ChatGPT released on: 2022-11-30.
Last verified 2026-05-16 · Methodology veritas-v0.1 · 8d653880c519a8ef
Structured fields
- Subject
- ChatGPT
- Predicate
released_on- Object
- 2022-11-30
- Confidence
- 100%
- Tags
- chatgpt · openai · release · 2022 · gpt-3.5
Sources (2)
[1] official blog · OpenAI · 2022-11-30
Introducing ChatGPT“We've trained a model called ChatGPT which interacts in a conversational way.”
[2] docs · Wikipedia
ChatGPT — Wikipedia
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ChatGPT released on: 2022-11-30. — SourceScore Claim 8d653880c519a8ef (verified 2026-05-16). https://sourcescore.org/api/v1/claims/8d653880c519a8ef.jsonEmbed this claim
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<iframe src="https://sourcescore.org/embed/claim/8d653880c519a8ef/" width="100%" height="360" frameborder="0" loading="lazy" title="ChatGPT released on: 2022-11-30."></iframe>Preview: open in new tab
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Use this claim in your code
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/8d653880c519a8ef.jsonJavaScript / TypeScript
const r = await fetch("https://sourcescore.org/api/v1/claims/8d653880c519a8ef.json");
const envelope = await r.json();
console.log(envelope.claim.statement);
// "ChatGPT released on: 2022-11-30."Python
import httpx
r = httpx.get("https://sourcescore.org/api/v1/claims/8d653880c519a8ef.json")
envelope = r.json()
print(envelope["claim"]["statement"])
# "ChatGPT released on: 2022-11-30."LangChain (retrieve-then-cite)
from langchain_core.tools import tool
import httpx
@tool
def get_chatgpt_fact() -> dict:
"""Fetch the verified SourceScore claim for ChatGPT."""
r = httpx.get("https://sourcescore.org/api/v1/claims/8d653880c519a8ef.json")
return r.json()