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Navi X402 Mcp

mobileappbyharis/navi-x402-mcp

This is a pay-per-use MCP server that gives Claude access to live crypto prices, weather data, translation, web page analysis, and Google Sheets without managing API keys. Every call costs between $0.001 and $0.02 in USDC on Base, paid via the x402 protocol from a wallet you control with a private key. The navi_x402_scout tool is interesting: it finds the best x402 service for any task based on real usage data. You set a MAX_PRICE_USDC ceiling, and the server signs payment authorizations locally. Reach for this when you want Claude to pull live external data without the usual API key setup, and you're comfortable running a funded Base wallet and paying microtransactions per request.

tools
10
auth
Secret needed
transport
STDIO
env vars
2
last updated
Jun 10, 2026

Tools

10 tools

Public tool metadata for what this MCP can expose to an agent.

navi_x402_scoutTop-3 x402 services for a task, ranked by real 30-day usage

Top-3 x402 services for a task, ranked by real 30-day usage

No parameter schema in public metadata yet.

navi_crypto_pricesLive prices, 7d/30d change, ATH context (CoinGecko)

Live prices, 7d/30d change, ATH context (CoinGecko)

No parameter schema in public metadata yet.

navi_market_reportStructured AI crypto market analysis

Structured AI crypto market analysis

No parameter schema in public metadata yet.

navi_weatherForecast + air quality for any location

Forecast + air quality for any location

No parameter schema in public metadata yet.

navi_translateTranslation with BCP-47 normalization + formality

Translation with BCP-47 normalization + formality

No parameter schema in public metadata yet.

navi_web_intelligenceAI page analysis: summary, entities, sentiment

AI page analysis: summary, entities, sentiment

No parameter schema in public metadata yet.

navi_page_contextPage structure, link taxonomy, repo metadata

Page structure, link taxonomy, repo metadata

No parameter schema in public metadata yet.

navi_google_sheetsRead any shared Google Sheet as typed JSON

Read any shared Google Sheet as typed JSON

No parameter schema in public metadata yet.

navi_url_previewOpenGraph/Twitter card metadata

OpenGraph/Twitter card metadata

No parameter schema in public metadata yet.

navi_timestampTimezone-aware time with DST/week signals

Timezone-aware time with DST/week signals

No parameter schema in public metadata yet.

Sponsors

Configuration

X402_PRIVATE_KEY*secret

Private key of the paying wallet (USDC on Base mainnet). Signs x402 payment authorizations locally.

MAX_PRICE_USDC

Per-call price ceiling in USDC (default 0.05).

Readme

navi-x402-mcp

MCP server that gives your AI agent paid superpowers with zero API keys: live crypto prices, weather + air quality, translation, AI market reports, web page intelligence, Google Sheets reading, URL previews — and navi_x402_scout, which finds the best x402 service in the ecosystem for any task.

Every call is paid per-request in USDC on Base via the x402 protocol (prices: $0.001–$0.02). No accounts, no API keys, no subscriptions: your agent's wallet pays only for what it uses.

Setup

  1. Fund a wallet with a few USDC on Base mainnet (a dollar goes a long way).
  2. Add to your MCP client config (Claude Desktop, Cursor, etc.):
{
  "mcpServers": {
    "navi-x402": {
      "command": "npx",
      "args": ["-y", "navi-x402-mcp"],
      "env": {
        "X402_PRIVATE_KEY": "0x<private key of the paying wallet>",
        "MAX_PRICE_USDC": "0.05"
      }
    }
  }
}

Tools

Tools are generated dynamically from the live Navi catalog — new endpoints appear automatically. Current highlights:


View the full README on GitHub

Details

Repository
github.com/mobileappbyharis/navi-x402-mcp
Categories
AI & LLM Tools, Finance & Commerce
Package
navi-x402-mcp
Transport
STDIO
Auth
Required
Registry
MCP registry, active

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