SERVER

Check x402 Payment Readiness

Rank #160,971

smithery/jet-jmu/check-x402-payment-readiness

Call immediately before paying an x402 resource. Checks payment requirements, network, wallet balance/readiness, and budget; returns PAY/BLOCKED with reason codes. Does not move funds.

Versions unknown

First listed

Oct 6, 2026

Last publish date

—

PURPOSE

What you can do with Check x402 Payment Readiness

Check x402 Payment Readiness is a Model Context Protocol (MCP) server. It ranks #160,971 of 162,202 active servers on MCP Toplist. Check x402 Payment Readiness is listed on Smithery; no version information is available from the registries that list it or from its repository. It was first listed on Oct 6, 2026.

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

CAPABILITIES AND LIMITATIONS

What Check x402 Payment Readiness can and cannot do

Not verifiedMCP Toplist has not catalogued this server's tools or limitations. Check its registry listings below.

REQUIREMENTS

What you need before using Check x402 Payment Readiness

DeclaredRemote authHosted remote, sign-in declared

The hosted endpoint is declared as gated by authentication — connect via its URL and authenticate with the provider (OAuth flow or an API key/header, per its docs).

Declared by Smithery, last synced Oct 28, 2026. Not independently verified by MCP Toplist.

Declared in the registry install config

Hosted endpoint declared as requiring authentication.

INSTALLATION AND FIRST TASK

Connect Check x402 Payment Readiness and confirm it works

Remote · HTTP

claude mcp add --transport http check-x402-payment-readiness https://server.smithery.ai/jet-jmu/check-x402-payment-readiness/mcp

This endpoint requires authentication — see the server’s docs for credentials.

Remote · HTTP

[mcp_servers.check-x402-payment-readiness]
url = "https://server.smithery.ai/jet-jmu/check-x402-payment-readiness/mcp"

Add to ~/.codex/config.toml. This endpoint requires authentication — see the server’s docs for credentials.

Remote · HTTP

https://server.smithery.ai/jet-jmu/check-x402-payment-readiness/mcp

Settings → Connectors → “Add custom connector”, then paste this URL. This endpoint requires authentication — see the server’s docs for credentials.

Remote · HTTP

{
  "mcpServers": {
    "check-x402-payment-readiness": {
      "url": "https://server.smithery.ai/jet-jmu/check-x402-payment-readiness/mcp"
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project). This endpoint requires authentication — see the server’s docs for credentials.

Remote · HTTP

{
  "servers": {
    "check-x402-payment-readiness": {
      "type": "http",
      "url": "https://server.smithery.ai/jet-jmu/check-x402-payment-readiness/mcp"
    }
  }
}

Save as .vscode/mcp.json in your workspace. This endpoint requires authentication — see the server’s docs for credentials.

Remote · HTTP

{
  "mcpServers": {
    "check-x402-payment-readiness": {
      "serverUrl": "https://server.smithery.ai/jet-jmu/check-x402-payment-readiness/mcp"
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json. This endpoint requires authentication — see the server’s docs for credentials.

Remote · HTTP

{
  "mcpServers": {
    "check-x402-payment-readiness": {
      "url": "https://server.smithery.ai/jet-jmu/check-x402-payment-readiness/mcp"
    }
  }
}

This endpoint requires authentication — see the server’s docs for credentials.

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.

MAINTENANCE AND EVIDENCE

What changed, and when this was checked

First listed: Oct 6, 2026
Version history: Unavailable — no registry exposes versions and no release tags were found
Requirements evidence: Declared by Smithery, last synced Oct 28, 2026. Not independently verified by MCP Toplist.
Profile checked: Not yet — purpose, capabilities and requirements above come from registry data only
Ranking data as of: Oct 28, 2026

Registry sightings

Smithery ↗listed since Oct 28, 2026 · still listed

Do you maintain Check x402 Payment Readiness? to correct or enrich this profile.

VERSIONS

Version information unavailable

The registry that lists this server does not expose version metadata, and no release tags were found on the linked repository. MCP Toplist cannot say how, or whether, this server is versioned.

STANDING

#160,971of 162,202 active servers

Ranks ahead of 1,231 of 162,202 servers on MCP Toplist.

BADGE

Show your rank

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Markdown

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HTML

<a href="https://mcptoplist.com/server/smithery%2Fjet-jmu%2Fcheck-x402-payment-readiness"><img src="https://mcptoplist.com/badge/smithery%2Fjet-jmu%2Fcheck-x402-payment-readiness.svg" alt="MCP Toplist: #160,971 of 162,202" /></a>

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

FAQ

Frequently asked questions

Is Check x402 Payment Readiness listed on the Official MCP Registry?: Check x402 Payment Readiness is not on the Official MCP Registry. It is listed on Smithery.
How many versions does Check x402 Payment Readiness have?: Version information is unavailable for Check x402 Payment Readiness: no registry that lists it exposes version metadata, and no release tags were found on its repository.

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