GPT-5.1 models now available in Vercel AI Gateway
OpenAI's latest GPT-5.1 Instant and GPT-5.1 Thinking models are now accessible through Vercel AI Gateway, providing a unified API for model access with integrated observability, cost tracking, and performance optimization without requiring separate provider accounts.
You can now access OpenAI's latest models, GPT-5.1 Instant and GPT-5.1 Thinking, using Vercel's with no other provider accounts required.AI Gateway
To use these models with the , set the model to or :AI SDKopenai/gpt-5.1-instantopenai/gpt-5.1-thinking
AI Gateway provides a unified API for calling models, tracking usage and cost, and configuring retries, failover, and performance optimizations for higher-than-provider uptime. It includes built-in , , and intelligent with automatic retries.observabilityBring Your Own Key supportprovider routing
Learn more about , view the or try it in our .AI GatewayAI Gateway model leaderboardmodel playground
GPT-5.1 Instant offers improved instruction following, adaptive reasoning, and warmer, more conversational responses.
GPT-5.1 Thinking builds on GPT-5 Thinking with dynamic performance tuning that prioritizes speed for simple tasks and deeper reasoning for complex ones.
Source: original entry ↗
More from Vercel
Follow Vercel to get its new changes in your feed and email digest.
OpenAI Decisions API now available on AI Gateway
OpenAI's Decisions API is now accessible through Vercel's AI Gateway with an OpenAI-compatible endpoint, enabling decision models to answer typed questions and return probabilities, choices, and scores for routing, triage, and guardrails use cases. Support is available across the OpenAI SDK, AI SDK, HTTP API, and CLI with the latest versions.
Timestamp attributes now supported in Vercel Flags
Vercel Flags now supports timestamp attributes for entities, allowing you to create time-based targeting rules. Use this feature to run limited-time campaigns, show content between specific dates, or target users based on registration date.
Glyph Cluster now available in stealth on AI Gateway
Glyph Cluster, a reasoning model for coding and long-context analysis, is now available as a stealth model on Vercel's AI Gateway for Pro and Enterprise plan teams with purchased AI Gateway credits at no cost during the stealth period. The model supports function calling, streams responses, and can be accessed via AI SDK, OpenAI-compatible APIs, and coding agents.