
Braintrust
LangSmith
Arize
Observability, evals and guardrails for AI agents

a simple non blocking and async event loop written in php

Website, pricing, platforms and company facts side by side.
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| Website | blockconvey.com | github.com |
| Pricing | — | |
| Company | Startup from the United States · 1 - 9 employees · 2026 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


AI agents don't fail like normal software. The same request gets a different answer, a prompt or model change quietly shifts behaviour, and a tool can return success while the task still fails. Standard monitoring shows the request went through. It doesn't show whether the answer was right. PRISM...
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