Design prompts, build function schemas, count tokens, and create guardrails — 100% client-side. Your prompts and API keys never leave your browser.
The complete AI development platform that never touches a server
Essential tools for prompt engineering and AI development
Visual tools for building retrieval-augmented generation pipelines
Version control, testing, and optimization for AI applications
Essential utilities for AI application development
Built for developers who care about security and privacy
All tools work without connecting to AI services. Your API keys stay safe.
Everything runs in your browser. Your prompts and data never leave your device.
Safe for enterprise environments with strict data policies and compliance requirements.
Generate configs and schemas you can copy directly into your AI applications.
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