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WriterOpenAI

SH

Steven Heidel

API team

Open harnesses Codex & OpenAI agents MCP & tools

API @OpenAI | 🏳️‍🌈 he/him

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On X29.1K followers(Oct 29, 2026)

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Verified Oct 29, 2026

Steven Heidel is listed for their public work on agent harnesses; listing is not an endorsement. This profile only uses public information, checked on Oct 29, 2026. Request a correction or removal.

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A hand-kept almanac of the people and projects working on agent harnesses: orchestration, memory, tooling, runtimes and evals.

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