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OpenAI's new Agents API gives developers the infrastructure behind Codex and ChatGPT

The Decoderby Matthias Bastian ()1 min read3 · 1 read
AI summary · glm-5.3-flashSummaries by Vani AI

OpenAI released its Agents API in public beta, exposing the infrastructure behind Codex and ChatGPT for building long-running cloud agents.

OpenAI launched the Agents API as a public beta, letting developers build cloud-based agents that can run for hours, execute code, and process files on the same infrastructure that powers Codex and ChatGPT. Features include automatic context management, parallel tool use, and task delegation to sub-agents, with a choice of OpenAI-hosted sandboxes or partner environments from Cloudflare, Vercel, and Oracle. The API builds on the open-source Codex harness and supports MCP, custom functions, and built-in tools such as web search, with no extra fees beyond token-based billing.

Key facts
  • Public beta of Agents API runs on the infrastructure behind Codex and ChatGPT
  • Automatic context management, parallel tool use, and sub-agent delegation supported
  • Sandboxes available via OpenAI or partners Cloudflare, Vercel, and Oracle
  • No extra fees; billing is based solely on token usage
  • Supports MCP, custom functions, and built-in tools like web search
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From the original article

1 min read at the-decoder.com

OpenAI is releasing the Agents API as a public beta. It lets developers build cloud agents that run autonomously for hours, execute code, and hand off tasks to sub-agents. There are no extra fees beyond token usage.

The Decoder

By Matthias Bastian · the-decoder.com

Read the full article at The Decoder

A short excerpt; the article and its images belong to the publisher. Summary, key facts and assessment above are AI-written from the article and can be wrong.