earthquakes_nearby $0.003 per call

Finds earthquakes in the last 24 hours within a given radius of a latitude/longitude point using the USGS FDSN Event API (https://earthquake.usgs.gov/fdsnws/event/1/query?format=geojson). Returns count and a list of events with magnitude, place, time and coordinates.

For AI agents: call earthquakes_nearby
POST https://toll402.dev/v1/t/earthquakes_nearby
{
 "latitude": 0,
 "longitude": 0,
 "radius_km": 1,
 "min_magnitude": 0
}
Answers 402 with x402 payment requirements; pay with any x402 client (@x402/fetch, x402 for Python, toll402-client, toll402-mcp) or send a prepaid-credits key as x-toll402-key (https://toll402.dev/credits). Paid per call via x402 (USDC on Base) or with a prepaid-credits key (x-toll402-key, card at /credits); charged only on success. Start at /llms.txt or connect the MCP server: npx -y toll402-mcp · remote https://toll402.dev/mcp.

Input schema

{
 "type": "object",
 "properties": {
  "latitude": {
   "type": "number",
   "minimum": -90,
   "maximum": 90
  },
  "longitude": {
   "type": "number",
   "minimum": -180,
   "maximum": 180
  },
  "radius_km": {
   "type": "number",
   "default": 100,
   "minimum": 1,
   "maximum": 20000
  },
  "min_magnitude": {
   "type": "number",
   "default": 0
  }
 },
 "required": [
  "latitude",
  "longitude"
 ],
 "additionalProperties": false
}

MCP

{"mcpServers":{"toll402":{"command":"npx","args":["-y","toll402-mcp"],"env":{"TOLL402_WALLET_KEY":"0x..."}}}}

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