Claude Fable 5.1 & GPT-6 Astra packages are live

integration

Testing

Testing across real boundaries — real databases in containers, isolation between tests, and faking third parties without faking their behaviour.

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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