A growing suite of developer and AI tools. Simple, fast, and focused on what matters.
Visualize, explore, and transform JSON data. Format, diff, and understand complex structures instantly.
→ Open toolVersion, test, and compare prompts across AI models. A/B test and track performance over time.
Design JSON schemas for LLM structured outputs visually. Test against model responses and generate code.
Visualize AI agent runs — tool calls, token usage, reasoning steps, and errors in one dashboard.