Free APIs and services without commercial fees – MCP tools

search_public_apis
Public APIs MCP
Find free public APIs by searching names and descriptions with semantic matching to discover relevant services for your development needs.
MIT License
zetrix_test_transaction
Zetrix MCP Server
Simulate and evaluate transaction fees before submitting to the Zetrix blockchain, enabling cost estimation without network execution.
MIT License
request_devnet_airdrop
Agent Wallet MCP
Get free SOL tokens on Solana's devnet test network to pay for transaction fees during development and testing.
find_apis
Perplexity MCP Server
Identify and compare external APIs or real-time data services based on specific requirements. Ideal for selecting solutions like image recognition or payment processing APIs, tailored to project needs such as free tiers or SDK compatibility.
GPL 3.0
zetrix_test_transaction
Zetrix MCP Server
Evaluate transaction fees before submitting to the Zetrix blockchain to verify costs and validate transaction parameters without network execution.
MIT License
agentcore_gateway
AWS AgentCore MCP Server
Integrate external APIs and services with the AWS AgentCore framework to build AI agents with enterprise-grade security, observability, and scalability.

Interested in MCP?

Join the MCP community for support and updates.