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The trust layer for AI agents. Test, certify, and showcase your A2A agents with A2Apex.

Website, pricing, platforms and company facts side by side.
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| Website | codegres.org | app.a2apex.io |
| Pricing | — | |
| Company | — | Startup from the United States · 1 - 9 employees |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Codegres.org yet.
A2Apex is where AI agents earn trust. Point it at any agent built on Google's A2A protocol and it runs 50+ automated compliance tests across 5 categories: Live Endpoint — Agent card validation, JSON-RPC messaging, task lifecycle Auth & Security — Authentication schemes, security headers Error...
What each product offers, as listed by its team.


Possible disadvantages
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An editorial look at what each product does well and who it suits.


Overall verdict
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Overall verdict
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Codegres.org and A2Apex.io.
A2Apex.io's answer:
A2Apex is the only platform that combines A2A protocol testing, certification badges, and an agent directory. It's not just a testing tool — it's a trust layer where agents build reputation through verified compliance scores.
A2Apex.io's answer:
Nobody else focuses on Google's A2A protocol specifically. Competitors test APIs generically — A2Apex understands A2A semantics: agent cards, task lifecycles, JSON-RPC messaging, SSE streaming. Plus, tested agents get listed in our public directory with embeddable trust badges.
A2Apex.io's answer:
Developers and teams building AI agents that need to communicate with other agents using Google's A2A protocol. Also companies evaluating third-party agents who want verified compliance before integrating.
A2Apex.io's answer:
Built by a dragline operator in Wyoming who saw Google's A2A protocol gaining traction (22K+ GitHub stars) with zero developer tooling around it. Classic picks-and-shovels play — Google markets the standard, A2Apex builds what developers need to use it.
A2Apex.io's answer:
Python, FastAPI, vanilla JavaScript, SQLite, Uvicorn, Stripe, Vercel, Cloudflare
Share your experience with using Codegres.org and A2Apex.io. For example, how are they different and which one is better?