{
  "markdown": "# Stock Price API\n\n[![MCP Server](https://img.shields.io/badge/MCP-server-blue)](https://stock-price.api.klymax402.com/mcp)\n[![x402](https://img.shields.io/badge/payments-x402-6E56CF)](https://x402.org)\n[![License: MIT](https://img.shields.io/badge/license-MIT-green)](LICENSE)\n\nReal-time stock quotes -- price, change %, volume, market cap, company name. All major US and intl exchanges. Pay-per-call via [x402](https://x402.org) (USDC on Base L2) -- no API key, no signup, no rate-limit wall.\n\nPart of the [klymax402](https://klymax402.com) marketplace -- 100 x402 micropayment APIs for AI agents, one wallet, USDC on Base.\n\n## Quickstart -- MCP\n\nAdd to your MCP client config (Claude Desktop, Cursor, ElizaOS, etc.):\n\n```json\n{\n  \"mcpServers\": {\n    \"stock-price\": {\n      \"url\": \"https://stock-price.api.klymax402.com/mcp\"\n    }\n  }\n}\n```\n\n## Quickstart -- HTTP (x402)\n\n```bash\ncurl -X POST \"https://stock-price.api.klymax402.com/api/quote\" \\\n  -H \"Content-Type: application/json\" \\\n  -d '{\"symbol\":\"BTC\"}'\n# -> 402 Payment Required, with an x402 payment challenge in the response body\n```\n\nAny x402-aware client ([`@x402/fetch`](https://www.npmjs.com/package/@x402/fetch), [`x402-agent-tools`](https://www.npmjs.com/package/x402-agent-tools), ATXP) handles the 402 -> sign -> retry cycle automatically.\n\n## Tools\n\n| Tool | Method | Path | Price | Description |\n|---|---|---|---|---|\n| `finance_get_stock_price` | POST | `/api/quote` | $0.005 | Get real-time stock quote with price, change, volume, and market cap |\n\n### `finance_get_stock_price`\n\nUse this when you need a real-time stock price quote. Returns market data for any ticker symbol in JSON.\n\n**Parameters**\n\n| Name | Type | Required | Description |\n|---|---|---|---|\n| `symbol` | string | yes | Stock ticker symbol (e.g. AAPL, TSLA, MSFT, GOOG) |\n\nExample response:\n\n```json\n{\"symbol\":\"AAPL\",\"companyName\":\"Apple Inc.\",\"price\":198.45,\"change\":2.30,\"changePercent\":1.17,\"volume\":54200000,\"marketCap\":3050000000000,\"exchange\":\"NASDAQ\",\"previousClose\":196.15,\"dayHigh\":199.10,\"dayLow\":196.80}\n```\n\n**When to use**: portfolio monitoring, financial analysis, building stock dashboards, price alerts, and investment research.\n\n**Not for**: crypto prices (use `finance_get_token_price`), currency conversion (use `finance_convert_currency`), weather data (use `data_get_weather`).\n\n## Example agent prompts\n\n- \"A real-time stock price quote\"\n\n## Payment\n\n- Protocol: [x402](https://x402.org) -- HTTP-native pay-per-call, no signup, no API key\n- Network: Base L2 (`eip155:8453`)\n- Asset: USDC\n- Facilitator: Coinbase CDP (primary), PayAI (fallback)\n- Also reachable via [ATXP](https://atxp.ai) (OAuth-wrapped x402, RFC 9728 protected-resource metadata)\n\n## Part of klymax402\n\n100 x402 micropayment APIs for AI agents -- one wallet, USDC on Base, zero signup.\n\n- Catalog: https://klymax402.com/llms.txt\n- Full API reference: https://klymax402.com/llms-full.txt\n- Live stats: https://klymax402.com/stats\n\n## License\n\nMIT\n",
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  "sha": "750be0573c9e55ad6f54c2b1662852e05f0e087d939c63247ff797a4cac5697a",
  "repo_slug": "br0ski777/stock-price-x402",
  "fonte": "repo",
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  "api": "https://agentalog.com/api/listings/mcp_io_github_br0ski777_stock_price_8e04edff/readme"
}