Verified claim · AI-ML · 100% confidence
Model Context Protocol (MCP) publicly released on: 2024-11-25 by Anthropic.
Last verified 2026-05-16 · Methodology veritas-v0.1 · d04ee92d198f69d8
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Structured fields
- Subject
- Model Context Protocol (MCP)
- Predicate
publicly_released_on- Object
- 2024-11-25 by Anthropic
- Confidence
- 100%
- Tags
- mcp · model-context-protocol · anthropic · open-standard · tool-use · released_on · 2024
Sources (2)
[1] official blog · Anthropic · 2024-11-25
Introducing the Model Context Protocol“Today, we're open-sourcing the Model Context Protocol (MCP), a new standard for connecting AI assistants to the systems where data lives, including content repositories, business tools, and development environments.”
Anthropic is rated by SourceScore — see its reliability →[2] docs · Anthropic / MCP community · 2024-11-25
Model Context Protocol — official specification
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Model Context Protocol (MCP) publicly released on: 2024-11-25 by Anthropic. — SourceScore Claim d04ee92d198f69d8 (verified 2026-05-16). https://sourcescore.org/api/v1/claims/d04ee92d198f69d8.jsonEmbed this claim
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The record lists 2 cited source(s): Anthropic, Anthropic / MCP community. Each is shown below with a short excerpt and URL. The JSON record at https://sourcescore.org/api/v1/claims/d04ee92d198f69d8.json includes SourceScore-issued HMAC integrity metadata, not a public verification proof.
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cURL
curl https://sourcescore.org/api/v1/claims/d04ee92d198f69d8.jsonJavaScript / TypeScript
const r = await fetch("https://sourcescore.org/api/v1/claims/d04ee92d198f69d8.json");
const envelope = await r.json();
console.log(envelope.claim.statement);
// "Model Context Protocol (MCP) publicly released on: 2024-11-25 by Anthropic."Python
import httpx
r = httpx.get("https://sourcescore.org/api/v1/claims/d04ee92d198f69d8.json")
envelope = r.json()
print(envelope["claim"]["statement"])
# "Model Context Protocol (MCP) publicly released on: 2024-11-25 by Anthropic."LangChain (retrieve-then-cite)
from langchain_core.tools import tool
import httpx
@tool
def get_model_context_protocol_mcp_fact() -> dict:
"""Fetch the verified SourceScore claim for Model Context Protocol (MCP)."""
r = httpx.get("https://sourcescore.org/api/v1/claims/d04ee92d198f69d8.json")
return r.json()