public-apis-mcp-server

public-apis-mcp-server

Enables access to 11 free public APIs including weather, country info, NASA data, dictionary, and more, with zero configuration and no API keys required.

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README

Public APIs MCP Server

一个零配置的 MCP 服务,包装 11 个免费公共 API,无需 API key,开箱即用

A zero-config MCP server wrapping 11 free public APIs. No API keys required, works out of the box.


服务配置 / Server Config

{
  "mcpServers": {
    "public-apis": {
      "command": "uvx",
      "args": ["public-apis-mcp-server@latest"]
    }
  }
}

环境变量 / Environment Variables

无。无需任何配置即可使用。 None. Truly zero configuration.


工具清单 / Available Tools

🌤️ 天气查询 — get_weather

基于 Open-Meteo,查询实时天气及 7 天预报。 Real-time weather and 7-day forecast via Open-Meteo (free, no key).

{
  "arguments": { "city": "Beijing" }
}

🌍 国家信息 — get_country_info

查询国家详情:人口、货币、语言、国旗等。 Country details: population, currency, languages, flag via REST Countries.

{
  "arguments": { "name": "Japan" }
}

🚀 近地小行星 — get_asteroid_info

查询 NASA NEO 小行星数据(按日期)。 Near-Earth asteroid data from NASA NEO by date.

{
  "arguments": { "date": "2026-06-13" }
}

🔭 每日天文图片 — get_astronomy_picture

NASA APOD — 每日天文图片及说明。 NASA Astronomy Picture of the Day with explanation.

📍 IP 地理定位 — get_ip_geolocation

通过 ip-api.com 查询 IP 地址的地理位置(城市、国家、经纬度等)。 IP geolocation via ip-api.com (city, country, coordinates, ISP).

{
  "arguments": { "ip": "8.8.8.8" }
}

📖 英文词典 — lookup_word

Free Dictionary API — 单词定义、音标、词性、例句。 English word definitions, phonetics, parts of speech, examples.

{
  "arguments": { "word": "serendipity" }
}

🎯 随机活动 — get_random_activity

Bored API — 推荐随机活动,可按类型筛选。 Random activity recommendation, filterable by type.

{
  "arguments": { "type": "recreational" }
}

📄 学术论文搜索 — search_arxiv

arXiv API — 搜索物理、数学、计算机科学等论文。 Search arXiv papers across physics, math, CS, and more.

{
  "arguments": { "query": "transformer attention", "max_results": 5 }
}

📚 图书搜索 — search_books

Open Library — 按书名、作者、ISBN 搜索图书。 Search books by title, author, or ISBN via Open Library.

{
  "arguments": { "query": "dune", "limit": 5 }
}

☀️ 日出日落 — get_sun_times

Sunrise-Sunset API — 查询日出日落、天文晨昏时间。 Sunrise, sunset, dawn, dusk times for any location.

{
  "arguments": {
    "lat": 39.9042,
    "lng": 116.4074
  }
}

💬 测试数据 — get_posts / get_users

JSONPlaceholder — 获取模拟帖子/用户数据,适合开发和测试。 Fetch mock posts and user data for development/testing.


关于 API 限制 / API Limits

工具 来源 限制
get_weather Open-Meteo 完全免费,每分钟 10,000 请求
get_country_info REST Countries 完全免费
get_asteroid_info NASA NEO 内置 DEMO_KEY,每小时 30 请求
get_astronomy_picture NASA APOD 同上
get_ip_geolocation ip-api.com 完全免费,每分钟 45 请求
lookup_word Free Dictionary 完全免费
get_random_activity Bored API 完全免费
search_arxiv arXiv API 完全免费,合理使用
search_books Open Library 完全免费,合理使用
get_sun_times Sunrise-Sunset 完全免费
get_posts / get_users JSONPlaceholder 完全免费

所有工具均使用 HTTP API,无需任何 API key 或注册。 All tools use public HTTP APIs — no registration or API key needed.


本地开发 / Local Development

git clone https://github.com/online111111/public-apis-mcp-server.git
cd public-apis-mcp-server
uv sync
uv run python -m public_apis_mcp_server.server

许可证 / License

MIT

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