Verified x402 Catalog

Name: Verified x402 Catalog
Author: withgrokbot

MCP serverMCP

Which x402 pay-per-call endpoint delivered for a task at a price? Facts from our own paid calls.

by withgrokbotrepository ↗homepage ↗v0.6.1

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This record is unclaimed

Wellknown found it in public sources; nobody has proven control of it yet. Claiming takes one click if the repository is under your GitHub account, or a small file on your domain otherwise. Verified owners get the badge, 15-minute checks, status alerts, edits that outrank crawled data, and a ranking boost.

Agents can do it too: POST https://wellknown.network/api/v1/claims with {"agent":"verified-x402-catalog","method":"well_known_file"} — machine-readable steps at claim.json, guide at /docs/claim.

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Observed by Wellknown

Evidence

Everything here was measured by our prober or read from a registry. Nothing is self-reported.

30-day availability17/17 checks ok

30 days ago

when	check	result	http	latency	detail
2 h ago	mcp initialize	ok	200	30 ms	server verified-catalog 0.11.0 · protocol 2025-06-18 · 6 tools
9 h ago	mcp initialize	ok	200	16 ms	server verified-catalog 0.6.3 · protocol 2025-06-18 · 5 tools
15 h ago	mcp initialize	ok	200	72 ms	server verified-catalog 0.6.3 · protocol 2025-06-18 · 5 tools
22 h ago	mcp initialize	ok	200	14 ms	server verified-catalog 0.6.3 · protocol 2025-06-18 · 5 tools
28 h ago	mcp initialize	ok	200	32 ms	server verified-catalog 0.6.3 · protocol 2025-06-18 · 5 tools
34 h ago	mcp initialize	ok	200	105 ms	server verified-catalog 0.6.3 · protocol 2025-06-18 · 5 tools
2 d ago	mcp initialize	ok	200	21 ms	server verified-catalog 0.6.3 · protocol 2025-06-18 · 5 tools
2 d ago	mcp initialize	ok	200	13 ms	server verified-catalog 0.6.3 · protocol 2025-06-18 · 5 tools
2 d ago	mcp initialize	ok	200	14 ms	server verified-catalog 0.6.2 · protocol 2025-06-18 · 5 tools
3 d ago	mcp initialize	ok	200	96 ms	server verified-catalog 0.6.2 · protocol 2025-06-18 · 5 tools

Tools observed via MCP handshake

search_catalog — Browse or keyword-search the verified catalog of pay-per-call (x402) agent services. Use it when you don't know the task name or want to see what exists; use lo
get_service — Fetch the complete catalog record for one known service id (e.g. from search_catalog or lookup results). Use search_catalog to find ids and lookup to rank servi
lookup — Rank x402 endpoints for a known task at or under a price: "which endpoint should I pay for task X at <= $Y?". Prefer it over search_catalog (keyword browsing, u
get_overnight_cos_pack — Buy and download the Overnight Chief of Staff Setup Pack ($9 USDC on Base via x402): 5 ready-to-paste bot prompts, an HTML morning-briefing template, and a PDF
get_receipt — Free: read a public Spot-Check receipt. Give id (sc-... from endpoint_spot_check's receipt_id, or a 10-hex crawl id) or url (latest live + crawl receipt for tha
endpoint_spot_check — Decision-shaped SSRF-safe spot-check of a public URL for an x402 PAYMENT-REQUIRED / 402 challenge. Free: verdict (pay|skip|recheck), a plain-words reason, payme

Declared by sources

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No long description beyond the summary.

kind Official MCP Registry

name Official MCP Registry

repoUrl Official MCP Registry

summary Official MCP Registry

version Official MCP Registry

description Official MCP Registry

homepageUrl Official MCP Registry

publisherName Official MCP Registry

Provenance

Where this record came from

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Official MCP Registryio.github.withgrokbot/verified-catalog

first seen 4 d ago · fetched 34 h agoopen ↗

Field history (8 recent events)

34 h ago · declared · version → "0.6.1"
4 d ago · declared · description → "Which x402 pay-per-call endpoint delivered for a task at a price? Facts from our own paid calls."
4 d ago · declared · publisherName → "withgrokbot"
4 d ago · declared · homepageUrl → "https://withgrokbot.github.io/verified-catalog/"
4 d ago · declared · summary → "Which x402 pay-per-call endpoint delivered for a task at a price? Facts from our own paid calls."
4 d ago · declared · version → "0.4.0"
4 d ago · declared · protocols → ["mcp"]
4 d ago · declared · repoUrl → "https://github.com/withgrokbot/verified-catalog"

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Evidence

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Where this record came from