Coval (YC S24) logo

Coval (YC S24)

Coval is a testing and evaluation platform that helps teams check voice AI agents before launch and monitor them in production.

PricingFreemium
Free planYes
UrduLimited / no

Best for: Teams building voice AI agents

Visit Coval (YC S24)

Coval, a Y Combinator company, is built for teams shipping voice agents. It runs tests before launch, evaluates live calls in production and adds human QA, covering the whole life of an agent.

It flags issues such as latency, audio glitches, failed responses and compliance problems, helping teams keep improving performance. A free trial and free starting option are offered, while larger teams can request a demo.

Key features

  • Voice agent testing
  • Production evaluations
  • Human QA workflows
  • Issue and latency tracking

Prices and features change often; check the official website for the latest plans. Last updated September 24, 2026.

Alternatives

Keyapi.ai
Freemium · free plan
ClearPact
Paid
AIQualityHQ
Free · free plan
a0.dev
Freemium · free plan
AI SDK
Free · free plan