# APIVerve > Fast, scalable, and reliable APIs for modern applications APIVerve is an API marketplace offering 309+ production-ready APIs with a single API key. Built on Google Cloud infrastructure with 99.9% uptime guarantee. ## Quick Links - Homepage: https://apiverve.com - API Marketplace: https://apiverve.com/marketplace - Documentation: https://docs.apiverve.com - Pricing: https://apiverve.com/pricing - Dashboard: https://dashboard.apiverve.com - Full LLM Documentation: https://apiverve.com/llms-full.txt ## Key Features - One API Key: Access all 309+ APIs with a single key - Pay Per Use: Only pay for the API calls you make - Enterprise Infrastructure: Built on Google Cloud with auto-scaling - Multiple SDKs: Node.js (npm), Python (PyPI), .NET (NuGet) - No-Code Integrations: Zapier, Make, Power Automate, Pipedream, n8n - AI Agent Support: MCP Server for Claude, LangChain integration - GraphQL Gateway: Query multiple APIs in a single request ## API Categories AI/Computer Vision, Astrology, Calendar, Data Conversion, Data Generation, Data Lookup, Data Processing, Data Scraping, Data Validation, Documents, Domain Data, Entertainment, Finance, Food, Games, Geography, Health/Wellness, Images, Lifestyle, Math/Calculations, Networking, News, Parsers, Reference Data, Science, Security, Text Analysis, Transportation, Weather ## Pricing Plans - Free: 1,000 API calls/month, 5 req/sec - Starter ($29.99/mo): 100,000 API calls/month, Unlimited - Pro ($99.99/mo): 500,000 API calls/month, Unlimited - Mega ($299.99/mo): 2,000,000 API calls/month, Unlimited ## Authentication All API requests require an API key via the X-API-Key header: ``` X-API-Key: your-api-key ``` ## Base URL ``` https://api.apiverve.com/v1/{endpoint} ``` ## Documentation For complete API documentation, SDK guides, and integration tutorials, see https://docs.apiverve.com For the complete list of all 309+ APIs with descriptions and endpoints, see https://apiverve.com/llms-full.txt