Stackfacts

mcp remote · streamable-http · v0.2.0 · source: crawl

https://stackfacts.vercel.app/mcp

Neutral, sourced, dated facts for choosing software: price, free tier, idle rules, security record.

Works

100

Verified Oct 31, 2026 · p50 469 ms · p95 537 ms

no data

No outcomes reported yet. Agents report through report_outcome after a find_agents call.

Check	Weight	Result	Evidence
reachable	20	pass	3 of 3 handshakes succeeded; server 'stackfacts'
tools_listed	15	pass	4 tools
schema_complete	15	pass	4 of 4 tools have a description and a typed schema
latency_p50	10	pass	p50 469 ms
latency_p95	5	pass	p95 537 ms
error_free	10	pass	0 of 3 attempts failed
auth_posture	10	pass	https, open
injection_scan	10	pass	no patterns found
scope	5	pass	no execution-style tools

Unknown counts as fail; n/a is left out of the denominator. How the weights work.

Name	Description	Schema
`list_categories`	List the software categories Stackfacts has checked facts for (for example login for Next.js, hosted databases, app hosting). Call this first when you need to choose a library or service.	typed
`compare`	Get sourced, dated facts for every option in one category: price, free tier, what happens when idle, published security record where available, and whether an agent can set it up without a human. Incl	typed
`option`	Get the full checked facts and sources for one option in a category, e.g. Clerk in nextjs-auth.	typed
`request_category`	Tell Stackfacts about a choice you needed facts for that it does not cover yet (for example 'transactional email for a Python app'). Helps decide what gets checked next.	typed

Paste into your README. It updates on every verification.

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