Best AI Agent Evaluation Tools in 2026
Updated
27 AI agent evaluation tools ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
27ranked
0free plans on this page
4 Oct 2026last checked
Recognised 40% · Phone app 26% · Documented 20% · Free plan 14% of the score
- 26 Sensei No phone app RecognisedPhone appDocumentedFree plan 4.9 Evaluation methods: hybrid
- 27 OpenAgent Eval No phone app RecognisedPhone appDocumentedFree plan 4.9 Evaluation methods: hybridTool-call checks: No