SERVER

Cortex402

Rank #56,970

io.github.Ooak21/cortex402

Pay-per-call x402 data products on Base mainnet — sanctions, aviation weather, US property.

2 versions

by ooak21 (2 servers)View repository ↗

First listed

May 4, 2026

Last publish date

May 5, 2026

PURPOSE

What you can do with Cortex402

Cortex402 is a Model Context Protocol (MCP) server published by ooak21. It ranks #56,970 of 144,396 active servers on MCP Toplist. Cortex402 is listed across 3 registries — Official MCP, PulseMCP and mcp.so, with 2 tracked versions. It was first listed on May 4, 2026 and most recently updated on May 5, 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 Cortex402 can and cannot do

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

REQUIREMENTS

What you need before using Cortex402

DeclaredAPI keyCredentials declared

The registry listing declares required configuration before first use — typically an API key, token or connection string set via environment variables.

Declared by mcp.so, last synced Oct 16, 2026. Not independently verified by MCP Toplist.

Declared in the registry install config

CORTEX402_WALLET_PRIVATE_KEY · required
CORTEX402_BASE_URL · optional
CORTEX402_MAX_PAYMENT_USDC · optional

INSTALLATION AND FIRST TASK

Connect Cortex402 and confirm it works

npm package

claude mcp add cortex402 -e "CORTEX402_WALLET_PRIVATE_KEY=<your CORTEX402_WALLET_PRIVATE_KEY>" -e "CORTEX402_BASE_URL=<your CORTEX402_BASE_URL>" -e "CORTEX402_MAX_PAYMENT_USDC=<your CORTEX402_MAX_PAYMENT_USDC>" -- npx -y cortex402-mcp

Replace each placeholder with your own value before saving.

npm package

[mcp_servers.cortex402]
command = "npx"
args = ["-y", "cortex402-mcp"]

[mcp_servers.cortex402.env]
CORTEX402_WALLET_PRIVATE_KEY = "<your CORTEX402_WALLET_PRIVATE_KEY>"
CORTEX402_BASE_URL = "<your CORTEX402_BASE_URL>"
CORTEX402_MAX_PAYMENT_USDC = "<your CORTEX402_MAX_PAYMENT_USDC>"

Add to ~/.codex/config.toml. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "cortex402": {
      "command": "npx",
      "args": [
        "-y",
        "cortex402-mcp"
      ],
      "env": {
        "CORTEX402_WALLET_PRIVATE_KEY": "<your CORTEX402_WALLET_PRIVATE_KEY>",
        "CORTEX402_BASE_URL": "<your CORTEX402_BASE_URL>",
        "CORTEX402_MAX_PAYMENT_USDC": "<your CORTEX402_MAX_PAYMENT_USDC>"
      }
    }
  }
}

Add to claude_desktop_config.json (Settings → Developer → Edit Config). Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "cortex402": {
      "command": "npx",
      "args": [
        "-y",
        "cortex402-mcp"
      ],
      "env": {
        "CORTEX402_WALLET_PRIVATE_KEY": "<your CORTEX402_WALLET_PRIVATE_KEY>",
        "CORTEX402_BASE_URL": "<your CORTEX402_BASE_URL>",
        "CORTEX402_MAX_PAYMENT_USDC": "<your CORTEX402_MAX_PAYMENT_USDC>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project). Replace each placeholder with your own value before saving.

npm package

{
  "servers": {
    "cortex402": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "cortex402-mcp"
      ],
      "env": {
        "CORTEX402_WALLET_PRIVATE_KEY": "<your CORTEX402_WALLET_PRIVATE_KEY>",
        "CORTEX402_BASE_URL": "<your CORTEX402_BASE_URL>",
        "CORTEX402_MAX_PAYMENT_USDC": "<your CORTEX402_MAX_PAYMENT_USDC>"
      }
    }
  }
}

Save as .vscode/mcp.json in your workspace. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "cortex402": {
      "command": "npx",
      "args": [
        "-y",
        "cortex402-mcp"
      ],
      "env": {
        "CORTEX402_WALLET_PRIVATE_KEY": "<your CORTEX402_WALLET_PRIVATE_KEY>",
        "CORTEX402_BASE_URL": "<your CORTEX402_BASE_URL>",
        "CORTEX402_MAX_PAYMENT_USDC": "<your CORTEX402_MAX_PAYMENT_USDC>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "cortex402": {
      "command": "npx",
      "args": [
        "-y",
        "cortex402-mcp"
      ],
      "env": {
        "CORTEX402_WALLET_PRIVATE_KEY": "<your CORTEX402_WALLET_PRIVATE_KEY>",
        "CORTEX402_BASE_URL": "<your CORTEX402_BASE_URL>",
        "CORTEX402_MAX_PAYMENT_USDC": "<your CORTEX402_MAX_PAYMENT_USDC>"
      }
    }
  }
}

Replace each placeholder with your own value before saving.

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 ooak21

CorteX402#114,146

View all ooak21 servers →

No task-specific alternatives are catalogued for Cortex402yet; the list above is its publisher's other servers.

MAINTENANCE AND EVIDENCE

What changed, and when this was checked

First listed: May 4, 2026
Latest version published: May 5, 2026
Version history: 2 versions tracked (below)
Requirements evidence: Declared by mcp.so, last synced Oct 16, 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 16, 2026

Registry sightings

Official MCP ↗listed since May 4, 2026 · still listed
PulseMCP ↗listed since Jun 4, 2026 · still listed
mcp.so ↗listed since Jun 4, 2026 · still listed

Do you maintain Cortex402? to correct or enrich this profile.

VERSIONS

Available versions (2)

Version	Published
0.2.0	May 5, 2026
0.1.1	May 4, 2026

STANDING

#56,970of 144,396 active serversTop 50%

Ranks ahead of 87,426 of 144,396 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.

Markdown

[![MCP Toplist](https://mcptoplist.com/badge/io.github.Ooak21%2Fcortex402.svg)](https://mcptoplist.com/server/io.github.Ooak21%2Fcortex402)

HTML

<a href="https://mcptoplist.com/server/io.github.Ooak21%2Fcortex402"><img src="https://mcptoplist.com/badge/io.github.Ooak21%2Fcortex402.svg" alt="MCP Toplist: Top 50% of 144,396" /></a>

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

FAQ

Frequently asked questions

Who maintains Cortex402?: Cortex402 is maintained by ooak21, which publishes 2 MCP servers (2 total versions) tracked on MCP Toplist.
Is Cortex402 listed on the Official MCP Registry?: Yes — Cortex402 is listed on the Official MCP Registry, alongside PulseMCP and mcp.so.
How many versions does Cortex402 have?: MCP Toplist tracks 2 versions of Cortex402, most recently published on May 5, 2026.
Where can I find the source code for Cortex402?: The source code for Cortex402 is hosted at github.com/ooak21/cortex402.

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