CLI-first API testing tool with MCP server. Tests are .tarn.yaml; failures come back as structured JSON for AI agents to branch on. Tools: tarn_run, tarn_validate, tarn_fix_plan, tarn_inspect, tarn_rerun_failed.
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process.env. You'll be asked to provide them before it can run.TARN_BINTAURI_DEV_HOST[](https://m8ven.ai/mcp/nazarkalytiuk-tarn-r7291j)