# Cross-link map: AI Gateway Model Fallbacks (/docs/ai-gateway/models-and-providers/model-fallbacks)

> From the Vercel docs graph (built 2026-10-03T05:30:18.930Z), 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

- [Model fallbacks now available in Vercel AI Gateway](https://vercel.com/changelog/model-fallbacks-now-available-in-vercel-ai-gateway?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=semantic)
- [OpenResponses Configuration with AI Gateway](https://vercel.com/docs/ai-gateway/sdks-and-apis/openresponses/advanced?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=semantic) — Configure provider routing, fallbacks, and restrictions using the OpenResponses API through AI Gateway.
- [AI Gateway Models and Providers](https://vercel.com/docs/ai-gateway/models-and-providers?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=semantic) — Choose AI Gateway models and providers. Configure routing, fallbacks, timeouts, prompt caching, reasoning, and web searc
- [Evaluation Fallbacks](https://vercel.com/docs/ai-gateway/models-and-providers/evaluation-fallbacks?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=semantic) — Escalate uncertain AI Gateway evaluation results to another model with confidence, probability, and compound conditions.
- [AI Gateway Provider Routing and Fallbacks](https://vercel.com/docs/ai-gateway/models-and-providers/provider-options?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=semantic) — Configure provider routing, ordering, and fallback behavior in Vercel AI Gateway.

## Prerequisites

- [AI Gateway](https://vercel.com/docs/agent-resources/vercel-mcp/tools/ai-gateway?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=prerequisite) — Vercel MCP tools for ai gateway.

## This page links to (5)

- [AI Gateway](https://ai-sdk.dev/providers/ai-sdk-providers/ai-gateway?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=outbound) — Learn how to use the AI Gateway provider with the AI SDK.
- [Evaluation Fallbacks](https://vercel.com/docs/ai-gateway/models-and-providers/evaluation-fallbacks?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=outbound) — Escalate uncertain AI Gateway evaluation results to another model with confidence, probability, and compound conditions.
- [AI Gateway Provider Routing and Fallbacks](https://vercel.com/docs/ai-gateway/models-and-providers/provider-options?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=outbound) — Configure provider routing, ordering, and fallback behavior in Vercel AI Gateway.
- [AI Gateway Request Logs](https://vercel.com/docs/ai-gateway/observability-and-spend/logs?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=outbound) — Search, filter, and follow individual AI Gateway requests, inspect provider routing for one request, and export the resu
- [AI Gateway SDKs and APIs](https://vercel.com/docs/ai-gateway/sdks-and-apis?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=outbound) — Connect to AI Gateway with the AI SDK, Python, REST, or compatible OpenAI, Anthropic Messages, OpenResponses, and Cohere

## Pages that link here (21)

By site: vercel-changelog (3) · vercel-kb (4) · vercel-docs (14)

### From vercel-changelog

- [ Routing rules now available on AI Gateway](https://vercel.com/changelog/ai-gateway-routing-rules?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=inbound)
- [Claude Fable 5.1 now available on AI Gateway](https://vercel.com/changelog/claude-fable-5-1-now-available-on-ai-gateway?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=inbound)
- [Claude Fable 5 access restored on AI Gateway](https://vercel.com/changelog/claude-fable-5-access-restored-on-ai-gateway?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=inbound)

### From vercel-kb

- [How to architect an AI evaluation dashboard on Vercel](https://vercel.com/kb/guide/ai-evaluation-dashboard-architecture-on-vercel?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=inbound) — Map eval orchestration, traces, and run storage to AI Gateway, Observability, and Marketplace Postgres, and learn when s
- [How to build a Shopify MCP agent on Vercel](https://vercel.com/kb/guide/build-a-shopify-mcp-agent-on-vercel?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=inbound) — Build a Shopify MCP agent on Vercel with AI SDK 7. Connect to Shopify's UCP MCP servers, update carts safely, and hand t
- [Cost-aware model routing through AI Gateway](https://vercel.com/kb/guide/cost-aware-model-routing-with-ai-gateway?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=inbound) — Route easy requests to a cheap model and escalate only hard ones to a frontier model through one AI Gateway endpoint, wi
- [How to build your own AI model router](https://vercel.com/kb/guide/how-to-build-your-own-ai-model-router?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=inbound) — Build an AI model router with Vercel AI Gateway. Keep routing, key, and retention decisions in your code while the gatew

### From vercel-docs

- [Vercel AI Gateway: Models, Routing, and Observability](https://vercel.com/docs/ai-gateway?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=inbound) — Call AI models from any infrastructure through a managed gateway. Centralize credentials, request logs, spend budgets, r
- [TanStack AI with AI Gateway](https://vercel.com/docs/ai-gateway/ecosystem/framework-integrations/tanstack-ai?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=inbound) — Connect TanStack AI to Vercel AI Gateway with the official adapter to authenticate requests and stream responses from AI
- [AI Gateway FAQ](https://vercel.com/docs/ai-gateway/faq?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=inbound) — Answers to common questions about AI Gateway, including request errors, pricing and markup, SDK and API compatibility, m
- [Getting Started with AI Gateway](https://vercel.com/docs/ai-gateway/getting-started?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=inbound) — Set up AI Gateway with a coding agent, route the agent through AI Gateway, or make your first request with cURL, TypeScr
- [AI Gateway Audio Input](https://vercel.com/docs/ai-gateway/inputs-and-tools/audio-input?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=inbound) — Analyze recorded audio with AI Gateway, compare audio input with transcription and realtime voice, and choose a supporte
- [AI Gateway File and PDF Input](https://vercel.com/docs/ai-gateway/inputs-and-tools/file-input?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=inbound) — Send PDFs and documents to AI Gateway models with examples for each supported SDK and API format.
- [AI Gateway Video Input](https://vercel.com/docs/ai-gateway/inputs-and-tools/video-input?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=inbound) — Analyze video clips with AI Gateway using AI SDK 7, Python, Chat Completions, and Responses / OpenResponses.
- [AI Gateway Vision and Image Input](https://vercel.com/docs/ai-gateway/inputs-and-tools/vision?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=inbound) — Analyze images with AI Gateway using AI SDK 7, the Python beta, Chat Completions, Messages, and Responses APIs.
- [AI Gateway Models and Providers](https://vercel.com/docs/ai-gateway/models-and-providers?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=inbound) — Choose AI Gateway models and providers. Configure routing, fallbacks, timeouts, prompt caching, reasoning, and web searc
- [Evaluation Fallbacks](https://vercel.com/docs/ai-gateway/models-and-providers/evaluation-fallbacks?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=inbound) — Escalate uncertain AI Gateway evaluation results to another model with confidence, probability, and compound conditions.
- [AI Gateway Provider Routing and Fallbacks](https://vercel.com/docs/ai-gateway/models-and-providers/provider-options?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=inbound) — Configure provider routing, ordering, and fallback behavior in Vercel AI Gateway.
- [AI Gateway Routing Rules](https://vercel.com/docs/ai-gateway/models-and-providers/routing-rules?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=inbound) — Define team-wide rules that rewrite requests from one model to another or deny specific models in AI Gateway.
- [AI Gateway SDKs and APIs](https://vercel.com/docs/ai-gateway/sdks-and-apis?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=inbound) — Connect to AI Gateway with the AI SDK, Python, REST, or compatible OpenAI, Anthropic Messages, OpenResponses, and Cohere
- [AI SDK for Python with AI Gateway](https://vercel.com/docs/ai-gateway/sdks-and-apis/ai-sdk-python?from=graph&source_path=%2Fdocs%2Fai-gateway%2Fmodels-and-providers%2Fmodel-fallbacks&source_site=vercel-docs&relationship=inbound) — Build AI-powered Python applications using the AI SDK for Python with AI Gateway for unified access to 200+ models.