PayStage

4 serversUnverified

Preflight checks for x402, MCP, and HIP-3 trades. Decide pay, review, or do not pay before an agent moves money. Tools #1, #2, #3, and Velocity available now, plus a hosted pay-per-call API on Base mainnet and Base Sepolia.

PayStage (paystage.xyz) publishes 4 MCP servers on the Official MCP Registry. That ranks it #189 of 17,135 companies by servers shipped, with its latest release on Oct 30, 2026.

Payments and billing

Website: paystage.xyz
Rank: #189
Live: 4 of 4
First seen: Oct 31, 2026

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4 MCP servers published

PayStage Auth Watchv0.1.0locallive

Read-only MCP tools to list and flag outstanding ERC-20, Permit2, and EIP-3009 auths

xyz.paystage/auth-watchsource

PayStagev0.2.1locallive

Umbrella MCP: payment preflight, auth watch, HIP-3 trade preflight, velocity checks

xyz.paystage/mcpsource

PayStage Preflightv0.1.0locallive

Evaluate x402 PaymentRequired against a local spending policy before an agent pays

xyz.paystage/preflightsource

PayStage Trade Preflightv0.1.2locallive

MCP tool: evaluate HIP-3/trade.xyz orders against a local TradePolicy before trading

xyz.paystage/trade-preflightsource

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We check every server weekly: a remote that answers an MCP handshake, a package that resolves, or a repo that exists. Servers that fail for 30 days stop counting.

[![MCP servers live](https://whobuildsagents.com/badge/paystage.xyz.svg)](https://whobuildsagents.com/paystage.xyz)

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4 MCP servers published

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