What is the x402 protocol?
x402 is a standard for HTTP 402 Payment Required responses; Aifinpay agents automatically sign and pay these.
@AiFinPay
Basic information
Stripe for AI agents. Pay any HTTP API in stablecoins or native tokens on Polygon and Solana mainnet with one MCP call. Non-custodial, on-chain settlement, atomic 99/1 partner split. Five tools: payable_fetch, agent_address, agent_quote, pay_with_split, quote_split.
Add this server to your MCP-compatible client using the configuration below.
{
"mcpServers": {
"aifinpay": {
"command": "npx",
"args": [
"@aifinpay/mcp"
],
"env": {
"AIFINPAY_MAX_USD": "0.10",
"AIFINPAY_CHAIN": "auto"
}
}
}
}Tool list not available yet
This listing does not currently have a tool list to display. This does not mean the server has no tools; check its documentation for supported capabilities.
Fetch the live tool list by running this server in a temporary sandbox using the button above.
Aifinpay is a payment rail for autonomous AI agents that enables one-line payment to any x402-protected URL on Polygon or Solana mainnet. It is designed for developers building agentic systems who need non-custodial, on-chain settlement.
Install the Python or Node SDK via pip install aifinpay-agent --pre or npm install @aifinpay/agent@alpha. For Claude Desktop or Cursor, configure the MCP server with npx @aifinpay/mcp and optionally set AIFINPAY_AGENT_SECRET and AIFINPAY_MAX_USD environment variables.
agent.pay() for x402‑gated APIs.x402 is a standard for HTTP 402 Payment Required responses; Aifinpay agents automatically sign and pay these.
Yes, agents hold their own private keys and sign payments directly.
Polygon (mainnet) with a deployed contract suite, and Solana (
Open-source MCP to use Blender with any LLM

Model Context Protocol Servers

Couples therapist Figs O'Sullivan (LMFT, 17 years, endorsed by Sue Johnson, creator of EFT) inside your AI. Ask relationship questions answered from his clinical writing, name the pattern in a fight, get a three-step rep
A curated list of references for MLOps
🔥 MaxKB is an open-source platform for building enterprise-grade agents. 强大易用的开源企业级智能体平台。
Comments