---
format: "aidr-story-markdown/v1"
id: "d6b5125749e8144e10bd4f39324017766dd4ef9fdd76bd0dfadc5985d8257c5e"
canonical_url: "https://aidr.today/d6b51257?lang=en"
title: "Show HN: CATT 0.2.1: Test agents/services against a Muse/Instinct-alike, in CI"
lang: "en"
requested_lang: "en"
available_langs: ["en","vi"]
translation_fallback: null
fallback_fields: []
published_at: "2026-10-22T22:18:40.000Z"
category: "Open Source"
topics: ["agent","open-source"]
source_urls: ["https://github.com/Coverage-Cat/consumer-agent-testing-tool","https://news.ycombinator.com/item?id=50201860"]
summary: "CATT 0.2.1 is a consumer-agent surrogate testing tool for MCP servers, apps, browsers, and APIs, offering service-side outcome checks and sealed evidence in CI environments."
---

# Show HN: CATT 0\.2\.1: Test agents/services against a Muse/Instinct\-alike, in CI

> [Open the canonical story](<https://aidr.today/d6b51257?lang=en>)

**Published:** 2026-10-22T22:18:40.000Z
**Category:** Open Source
**Topics:** agent, open\-source

## Summary

CATT 0\.2\.1 is a consumer\-agent surrogate testing tool for MCP servers, apps, browsers, and APIs, offering service\-side outcome checks and sealed evidence in CI environments\.

## Sources

- [Story source](<https://github.com/Coverage-Cat/consumer-agent-testing-tool>)
- [Discussion](<https://news.ycombinator.com/item?id=50201860>)