OpenAI Launches Programmatic Tool Calling
gabrielchua · x · 2026-07-13
OpenAI announced the release of Programmatic Tool Calling for the Responses API alongside GPT-5.6.
The author also published a brief guide reviewing how agents use tools, covering:
- Tool-calling basics
- Hosted tools
- MCP and skills
- Tool Search
- How to execute multiple calls via code without stuffing the model's context
This content serves as an introductory and practical overview for developers building agents.
Related event: OpenAI Launches Multi-Agent and Programmatic Tool Calling for GPT-5.6 API(4 posts)→
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