402signal

Pre-flight check and signed evidence for agent payments (x402 and MPP): confirm the endpoint is live and the price and recipient match before your agent pays.

Finance & Payments

402signal is a community MCP server that connects AI assistants like Claude to pre-flight check and signed evidence for agent payments (x402 and mpp): confirm the endpoint is live and the price and recipient match before your agent pays. It runs locally on your machine, keeping your data private and giving you full control over the connection. Adding it to your setup expands what Claude can do without any extra coding.

About 402signal

Overview

Pre-flight check and signed evidence for agent payments (x402 and MPP): confirm the endpoint is live and the price and recipient match before your agent pays.

Topics

402, 402-protocol, algorand, algorand-blockchain, base-blockchain, finance, pqcrypto, router, solana, x402, x402-facilitator, x402-payment, x402-protocol, x402-services

Who Should Use 402signal?

1Extend Claude and other AI assistants with new capabilities
2Automate tasks that previously required manual steps
3Connect your existing tools to an AI workflow
4Reduce repetitive work by letting AI interact with your services

How 402signal Compares

✦It runs entirely on your local machine, so no data leaves your environment — important for teams with privacy or compliance requirements.

✦Compared to other Finance & Payments MCP servers, it focuses on a well-scoped set of capabilities, which keeps the integration lightweight and predictable.