Verified claim · AI-ML · 100% confidence
OpenAI Codex (2025 cloud agent) publicly released on: 2025-05-16 — software-engineering agent in ChatGPT cloud.
Last verified 2026-05-16 · Methodology veritas-v0.1 · 0bc0ab0f17ac640e
Structured fields
- Subject
- OpenAI Codex (2025 cloud agent)
- Predicate
publicly_released_on- Object
- 2025-05-16 — software-engineering agent in ChatGPT cloud
- Confidence
- 100%
- Tags
- codex-2025 · openai · coding-agent · released_on · 2025
Sources (2)
[1] official blog · OpenAI · 2025-05-16
Introducing Codex — a cloud software-engineering agent“Today we're launching a research preview of Codex: a cloud-based software engineering agent that can work on many tasks in parallel. Codex can write features, answer questions about your code, fix bugs, and propose pull requests for review.”
[2] docs · OpenAI · 2025-05-16
Codex Agent FAQ — OpenAI Help Center
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OpenAI Codex (2025 cloud agent) publicly released on: 2025-05-16 — software-engineering agent in ChatGPT cloud. — SourceScore Claim 0bc0ab0f17ac640e (verified 2026-05-16). https://sourcescore.org/api/v1/claims/0bc0ab0f17ac640e.jsonEmbed this claim
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Frequently asked questions
Is the claim "OpenAI Codex (2025 cloud agent) publicly released on: 2025-05-16 — software-engineering agent in ChatGPT cloud." verified?
Yes — SourceScore verified this claim with 100% 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 "OpenAI Codex (2025 cloud agent) publicly released on: 2025-05-16 — software-engineering agent in ChatGPT cloud."?
Evidence comes from 2 primary sources: OpenAI, OpenAI. Each source is listed below with verbatim excerpts and URLs. The signed JSON envelope at https://sourcescore.org/api/v1/claims/0bc0ab0f17ac640e.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/0bc0ab0f17ac640e.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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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/0bc0ab0f17ac640e.jsonJavaScript / TypeScript
const r = await fetch("https://sourcescore.org/api/v1/claims/0bc0ab0f17ac640e.json");
const envelope = await r.json();
console.log(envelope.claim.statement);
// "OpenAI Codex (2025 cloud agent) publicly released on: 2025-05-16 — software-engineering agent in ChatGPT cloud."Python
import httpx
r = httpx.get("https://sourcescore.org/api/v1/claims/0bc0ab0f17ac640e.json")
envelope = r.json()
print(envelope["claim"]["statement"])
# "OpenAI Codex (2025 cloud agent) publicly released on: 2025-05-16 — software-engineering agent in ChatGPT cloud."LangChain (retrieve-then-cite)
from langchain_core.tools import tool
import httpx
@tool
def get_openai_codex_2025_cloud_agent_fact() -> dict:
"""Fetch the verified SourceScore claim for OpenAI Codex (2025 cloud agent)."""
r = httpx.get("https://sourcescore.org/api/v1/claims/0bc0ab0f17ac640e.json")
return r.json()