Verified claim · AI-ML · 100% confidence
Anthropic Citations API publicly released on: 2025-01-23 by Anthropic — built-in source citations.
Last verified 2026-05-16 · Methodology veritas-v0.1 · c38640f829d1f8ca
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Structured fields
- Subject
- Anthropic Citations API
- Predicate
publicly_released_on- Object
- 2025-01-23 by Anthropic — built-in source citations
- Confidence
- 100%
- Tags
- citations-api · anthropic · grounding · released_on · 2025
Sources (2)
[1] official blog · Anthropic · 2025-01-23
Introducing Citations on the Anthropic API“Today, we're launching Citations, a new API feature that lets Claude ground its answers in source documents. With Citations, Claude can provide detailed references to the exact sentences and passages it uses to generate responses.”
Anthropic is rated by SourceScore — see its reliability →[2] docs · Anthropic · 2025-01-23
Citations — Anthropic documentationAnthropic is rated by SourceScore — see its reliability →
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Anthropic Citations API publicly released on: 2025-01-23 by Anthropic — built-in source citations. — SourceScore Claim c38640f829d1f8ca (verified 2026-05-16). https://sourcescore.org/api/v1/claims/c38640f829d1f8ca.jsonEmbed this claim
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The record lists 2 cited source(s): Anthropic, Anthropic. Each is shown below with a short excerpt and URL. The JSON record at https://sourcescore.org/api/v1/claims/c38640f829d1f8ca.json includes SourceScore-issued HMAC integrity metadata, not a public verification proof.
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cURL
curl https://sourcescore.org/api/v1/claims/c38640f829d1f8ca.jsonJavaScript / TypeScript
const r = await fetch("https://sourcescore.org/api/v1/claims/c38640f829d1f8ca.json");
const envelope = await r.json();
console.log(envelope.claim.statement);
// "Anthropic Citations API publicly released on: 2025-01-23 by Anthropic — built-in source citations."Python
import httpx
r = httpx.get("https://sourcescore.org/api/v1/claims/c38640f829d1f8ca.json")
envelope = r.json()
print(envelope["claim"]["statement"])
# "Anthropic Citations API publicly released on: 2025-01-23 by Anthropic — built-in source citations."LangChain (retrieve-then-cite)
from langchain_core.tools import tool
import httpx
@tool
def get_anthropic_citations_api_fact() -> dict:
"""Fetch the verified SourceScore claim for Anthropic Citations API."""
r = httpx.get("https://sourcescore.org/api/v1/claims/c38640f829d1f8ca.json")
return r.json()