# Cross-link map: OpenAI Responses Tool Calling with AI Gateway (/docs/ai-gateway/sdks-and-apis/responses/tool-calling)

> From the Vercel docs graph (built 2026-10-22T06:14:20.626Z), spanning vercel.com docs + KB, nextjs.org, ai-sdk.dev, and other Vercel documentation sites. Full graph as JSON: https://vercel.com/docs/graph.json

## Semantically closest pages

- [OpenResponses Tool Calling with AI Gateway](https://vercel.com/docs/ai-gateway/sdks-and-apis/openresponses/tool-calling) — Define tools the model can call using the OpenResponses API through AI Gateway.
- [AI Gateway Tool Use and Function Calling](https://vercel.com/docs/ai-gateway/inputs-and-tools/tool-use) — Connect AI Gateway models to application tools with AI SDK 7, Python, Chat Completions, Messages, and Responses examples
- [Anthropic Messages Tool Calling with AI Gateway](https://vercel.com/docs/ai-gateway/sdks-and-apis/anthropic-messages-api/tool-calling) — Use function calling with the Anthropic Messages API to allow models to call tools and functions through AI Gateway.
- [OpenAI Chat Completions Tool Calling with AI Gateway](https://vercel.com/docs/ai-gateway/sdks-and-apis/openai-chat-completions/tool-calling) — Use function calling with the Chat Completions API to enable models to call tools and functions through AI Gateway.
- [OpenAI Responses API with AI Gateway](https://vercel.com/docs/ai-gateway/sdks-and-apis/responses) — Use the OpenAI Responses API with AI Gateway to generate text, call tools, stream tokens, and more across any supported

## Pages that link here (9)

By site: vercel-changelog (3) · vercel-docs (6)

### From vercel-changelog

- [Cat Jam is now available in stealth for free on AI Gateway](https://vercel.com/changelog/cat-jam-is-now-available-in-stealth-for-free-on-ai-gateway)
- [Glyph Cluster is now available in stealth for free on AI Gateway](https://vercel.com/changelog/glyph-cluster-is-now-available-in-stealth-for-free-on-ai-gateway)
- [Reflection AI's Beam now available on AI Gateway for free](https://vercel.com/changelog/reflection-ai-beam-now-available-on-ai-gateway-for-free)

### From vercel-docs

- [AI Gateway Tool Use and Function Calling](https://vercel.com/docs/ai-gateway/inputs-and-tools/tool-use) — Connect AI Gateway models to application tools with AI SDK 7, Python, Chat Completions, Messages, and Responses examples
- [AI Gateway Web Search](https://vercel.com/docs/ai-gateway/models-and-providers/web-search) — Enable AI models to search the web and retrieve source-grounded data using built-in tools through AI Gateway.
- [AI Gateway SDKs and APIs](https://vercel.com/docs/ai-gateway/sdks-and-apis) — Connect to AI Gateway with the AI SDK, Python, REST, or compatible OpenAI, Anthropic Messages, OpenResponses, and Cohere
- [Python with AI Gateway: OpenAI and Anthropic SDKs](https://vercel.com/docs/ai-gateway/sdks-and-apis/python) — Use AI Gateway with Python through OpenAI or Anthropic SDKs with full streaming, tool calling, and async support.
- [OpenAI Responses API with AI Gateway](https://vercel.com/docs/ai-gateway/sdks-and-apis/responses) — Use the OpenAI Responses API with AI Gateway to generate text, call tools, stream tokens, and more across any supported
- [OpenAI Responses Images and PDFs with AI Gateway](https://vercel.com/docs/ai-gateway/sdks-and-apis/responses/images) — Send images and PDF documents for analysis using the OpenAI Responses API through AI Gateway.