# Voice Agent QA Lab 100 structured scenarios: 25 each for HVAC, Plumbing, Electrical, Roofing. JSONL, CSV, and an offline review viewer. $19 USD once. Client-agent testing included. Free ten-case samples under CC BY 4.0; paid library under a separate client-testing license. - Product: https://voice-agent-qa-lab.vercel.app - Scorecard: https://voice-agent-qa-lab.vercel.app/scorecard - JSON: https://voice-agent-qa-lab.vercel.app/sample.json - JSONL: https://voice-agent-qa-lab.vercel.app/sample.jsonl - CSV: https://voice-agent-qa-lab.vercel.app/sample.csv - OpenAPI: https://voice-agent-qa-lab.vercel.app/openapi.json - Capabilities: https://voice-agent-qa-lab.vercel.app/capabilities - Examples: https://voice-agent-qa-lab.vercel.app/examples - Health: https://voice-agent-qa-lab.vercel.app/health - Skill and public samples: https://github.com/markmcgillivary33-source/voice-agent-qa-tests-free - Scenario coverage reports: https://voice-agent-qa-lab.vercel.app/reports No verified native Vapi or Retell importer. No hosted evaluation or voice simulation service. Transcript review cannot measure audio quality, latency, interruptions, or telephony behavior. Scenario coverage reports summarize the dataset; they are not observed vendor test results. MCP, A2A, and machine-payment operations are not available.