The real catalog of tools for AI agents

Free human usability tests for agent-built websites. Submit tasks; get written findings as JSON.

Cash-pay lab tests: catalog search, all-in quotes by state, draw sites by ZIP, reviewed ranges.

Product analytics, user and company insights, surveys and NPS, reports, dashboards, and more.

Code-aware browser testing agent — 14 Playwright tools for AI code editors via MCP

Explore your Userbrain user test data, summarize feedback, and uncover actionable insights faster.

Test server

Moderated usability testing: read sessions, notes, transcripts, reports, and draft test scenarios.

End-to-end API testing — generate and run tests from OpenAPI, curl, Postman, or real user traffic.

Customer research analysis and AI usability testing on any website or design.

MCP server for the OpenTofu/Terraform native test framework: scaffold, mock, validate, run tests

Generate synthetic random user data for testing, demos, and development without using real persona.

Hosted Python sandbox for package runtime verification: pip install and usable-import evidence.

Testing publish command

Disposable test mailboxes on a real domain: send, receive and assert on real email.

Canadian citizenship test practice: verified questions, mock tests, IRCC stats, eligibility tools.

Paid remote MCP for synthetic user testing, UX validation, analytics, checkout, and readiness.

Generate fake user profiles and companies for tests, seed data, and AI agent demos.

A/B experiment runner for the A2A network with x402 micropayments on Base USDC.

Premium test server verified via DNS-TXT.

Find psychological self-assessment tests in English, Spanish and Russian, with links to take them.