Claude Fable 5.1 & GPT-6 Astra packages are live

server-components

Frontend

React Server Components — what runs where, the serialisation boundary, data fetching without waterfalls, and keeping secrets off the client.

Choose your model

Available for 11 model families. The engineering substance is the same in each; the structure, checklist phrasing and constraint ordering are tuned per family.

Claude

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Deepseek

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Gemini

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Glm

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Grok

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Kimi

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Minimax

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Mistral

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Open Ai

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Qwen

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Sarvam Ai

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