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OpenAI brings GPT-5.4 to Cloudflare Agent Cloud

2026-04-15 · openai

OpenAI and Cloudflare are tightening the loop between model capability and enterprise deployment. Cloudflare Agent Cloud can now use OpenAI models, including GPT-5.4, to run production agent workflows. The update also pushes Codex further into enterprise infrastructure, which matters for teams building real agent systems.

Key Features or Updates

The announcement says millions of Cloudflare customers can access OpenAI frontier models inside Agent Cloud. It also notes that the Codex harness is now generally available in Cloudflare Sandboxes, with Workers AI support coming next.

Impact on Developers

This lowers the friction for shipping agentic workflows in a secure environment. Developers get a clearer path from experimentation to production, especially for support bots, internal automation, and report generation.

How to use it

If you already use Cloudflare, start by mapping one repetitive workflow that can be delegated to an agent. Then test it in a sandbox, wire in the model, and only promote it once observability and guardrails are in place.

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