Verified claim · AI-ML · 85% confidence
Anthropic Files API publicly released on: 2025-03-25 by Anthropic — file upload + reference API for Claude, supports PDF + image + spreadsheet.
Last verified 2026-05-16 · Methodology veritas-v0.1 · d5836ef4cc0e8a20
Structured fields
- Subject
- Anthropic Files API
- Predicate
publicly_released_on- Object
- 2025-03-25 by Anthropic — file upload + reference API for Claude, supports PDF + image + spreadsheet
- Confidence
- 85%
- Tags
- anthropic-files-api · anthropic · file-upload · multimodal · released_on · 2025
Sources (2)
[1] docs · Anthropic · 2025-03-25
Anthropic Files API documentation“The Files API allows you to upload, manage, and reference files that can be used with Claude's API for document analysis, code understanding, and multimodal workflows.”
[2] official blog · Anthropic · 2025-03-25
Announcing the Files API
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Anthropic Files API publicly released on: 2025-03-25 by Anthropic — file upload + reference API for Claude, supports PDF + image + spreadsheet. — SourceScore Claim d5836ef4cc0e8a20 (verified 2026-05-16). https://sourcescore.org/api/v1/claims/d5836ef4cc0e8a20.jsonEmbed this claim
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Frequently asked questions
Is the claim "Anthropic Files API publicly released on: 2025-03-25 by Anthropic — file upload + reference API for Claude, supports PDF + image + spreadsheet." verified?
Yes — SourceScore verified this claim with 85% 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.
What is the evidence for "Anthropic Files API publicly released on: 2025-03-25 by Anthropic — file upload + reference API for Claude, supports PDF + image + spreadsheet."?
Evidence comes from 2 primary sources: Anthropic, Anthropic. Each source is listed below with verbatim excerpts and URLs. The signed JSON envelope at https://sourcescore.org/api/v1/claims/d5836ef4cc0e8a20.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.
How can I cite this SourceScore claim in my code or article?
Fetch the signed JSON envelope from https://sourcescore.org/api/v1/claims/d5836ef4cc0e8a20.json which includes the verbatim claim, primary sources, confidence, methodology version, last-verified date, and HMAC-SHA256 signature for audit. The CC-BY-4.0 license permits commercial use with attribution to SourceScore.
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cURL
curl https://sourcescore.org/api/v1/claims/d5836ef4cc0e8a20.jsonJavaScript / TypeScript
const r = await fetch("https://sourcescore.org/api/v1/claims/d5836ef4cc0e8a20.json");
const envelope = await r.json();
console.log(envelope.claim.statement);
// "Anthropic Files API publicly released on: 2025-03-25 by Anthropic — file upload + reference API for Claude, supports PDF + image + spreadsheet."Python
import httpx
r = httpx.get("https://sourcescore.org/api/v1/claims/d5836ef4cc0e8a20.json")
envelope = r.json()
print(envelope["claim"]["statement"])
# "Anthropic Files API publicly released on: 2025-03-25 by Anthropic — file upload + reference API for Claude, supports PDF + image + spreadsheet."LangChain (retrieve-then-cite)
from langchain_core.tools import tool
import httpx
@tool
def get_anthropic_files_api_fact() -> dict:
"""Fetch the verified SourceScore claim for Anthropic Files API."""
r = httpx.get("https://sourcescore.org/api/v1/claims/d5836ef4cc0e8a20.json")
return r.json()