SERVER

ProofCheck

Rank #38,244

io.github.something-agent/proofcheck

Free x402 offer/receipt checker: verifies signatures and whether the signer fits the host.

Listed & last published
Oct 27, 2026
PURPOSE

What you can do with ProofCheck

ProofCheck is a Model Context Protocol (MCP) server published by something-agent. It ranks #38,244 of 164,500 active servers on MCP Toplist. ProofCheck is listed across 2 registries — Official MCP and Glama, with 1 tracked version. It was first listed on Oct 27, 2026 and most recently updated on Oct 27, 2026.

Not verifiedMCP Toplist has not yet written a checked profile for this server, so the paragraph above is assembled from registry data only. The repository README is the authority on what it does.

CAPABILITIES AND LIMITATIONS

What ProofCheck can and cannot do

MCP Toplist connected to the public endpoint on Oct 28, 2026 and it listed 5 tools. Tool names are not stored, so what they do is not catalogued here.

Not verifiedMCP Toplist has not catalogued this server's tools or limitations. The repository README lists them.

REQUIREMENTS

What you need before using ProofCheck

VerifiedNo credentialsNo credentials declared

The registry listing declares no required environment variables or authentication. This is declared metadata, not a verified install — the repository README is the authority.

Verified by MCP Toplist on Oct 28, 2026: the public endpoint completed the MCP handshake and listed 5 tools without credentials.

Declared by Glama, last synced Oct 31, 2026. Not independently verified by MCP Toplist.

Declared in the registry install config

Hosted endpoint declared as public.

INSTALLATION AND FIRST TASK

Connect ProofCheck and confirm it works

Remote · HTTP
claude mcp add --transport http proofcheck https://proofcheck.something-agent.workers.dev/mcp
First successful task

After adding the config, ask your client to list this server's tools. A tool list confirms the connection; an empty list or an error means the server did not start or needs credentials.

ALTERNATIVES

When to choose another server

Other servers by something-agent
View all something-agent servers →

No task-specific alternatives are catalogued for ProofCheckyet; the list above is its publisher's other servers.

MAINTENANCE AND EVIDENCE

What changed, and when this was checked

First listed
Oct 27, 2026
Latest version published
Oct 27, 2026
Version history
1 version tracked (below)
Requirements evidence
Verified by MCP Toplist on Oct 28, 2026: the public endpoint completed the MCP handshake and listed 5 tools without credentials.
Profile checked
Not yet — purpose, capabilities and requirements above come from registry data only
Ranking data as of
Oct 31, 2026
Registry sightings

Do you maintain ProofCheck? to correct or enrich this profile.

VERSIONS

Available versions (1)

VersionPublished
0.1.0Oct 27, 2026
STANDING
#38,244of 164,500 active serversTop 25%

Ranks ahead of 126,256 of 164,500 servers on MCP Toplist.

BADGE

Show your rank

Maintain this server? Add the live rank badge to your README — it updates automatically as the leaderboard changes.

MCP Toplist: Top 25% of 164,500
Markdown
[![MCP Toplist](https://mcptoplist.com/badge/io.github.something-agent%2Fproofcheck.svg)](https://mcptoplist.com/server/io.github.something-agent%2Fproofcheck)
HTML
<a href="https://mcptoplist.com/server/io.github.something-agent%2Fproofcheck"><img src="https://mcptoplist.com/badge/io.github.something-agent%2Fproofcheck.svg" alt="MCP Toplist: Top 25% of 164,500" /></a>

Variants: append ?metric=score or ?metric=stars to the image URL.

FAQ

Frequently asked questions

Who maintains ProofCheck?
ProofCheck is maintained by something-agent, which publishes 3 MCP servers (4 total versions) tracked on MCP Toplist.
Is ProofCheck listed on the Official MCP Registry?
Yes — ProofCheck is listed on the Official MCP Registry, alongside Glama.
How many versions does ProofCheck have?
MCP Toplist tracks 1 version of ProofCheck, most recently published on Oct 27, 2026.
Where can I find the source code for ProofCheck?
The source code for ProofCheck is hosted at github.com/something-agent/proofcheck.
Used in projects

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