GPT-5.4 and GPT-5.4 Pro Now Available
Access OpenAI's most capable models — GPT-5.4 for complex professional work and GPT-5.4 Pro for smarter, more precise responses — with 1.05M context windows and reasoning support.
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Changelog
Stay up to date with the latest features, improvements, and fixes in LangRouter.
Automatic Retry & Fallback with Full Routing Transparency
When a provider fails, LangRouter now automatically retries your request on another provider. Every attempt is logged with full routing visibility, so you always know what happened.
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