"How to find people on Reddit by their username" matching MCP servers:

Connects AI agents to Uber Conta by Digio via Open Finance Brazil, enabling read-only queries on balances, transactions, credit card bills, and investments.

Provides a three-layer payment firewall for AI agents, enabling identity verification, risk screening, and execution authorization with on-chain policy enforcement for secure and auditable transactions.

Lets an AI agent hire and pay a verified human: post real-world tasks (voice, observation, judgment) and pay in USDC via a non-custodial x402 auth-capture escrow on Base, budget frozen at deploy. Humans verify their X identity before submitting.

Enables MCP clients to access all endpoints of an x402 gateway by paying real-time microtransactions (USDC on Base) per API call, with automatic tool discovery and spend guardrails.

Merchant-side MCP server for agentbank that lets merchants read their own orders and live Curless wallet balance from an MCP client such as Claude Desktop.

Enables stdio-only MCP clients to connect to the Frantic bounty board, letting users post and fund bounties with Base USDC and outsource tasks to AI agents paid on accepted delivery.

Accept crypto payments on Algorand, VOI, Hedera & Stellar. Create hosted checkout links, verify on-chain payments, and generate MPP/x402/AP2 challenges from any MCP client. Supports all 16 AlgoVoi networks (USDC + native on mainnet + testnet).

Enables AI agents to spend with the user's own key by paying via USDT TRC-20 and buying Visa/Mastercard prepaid cards, travel eSIMs, and gift cards, and also provides access to policy and how-to documentation.

Enables conversational AI assistants to help users discover movies, find showtimes, book seats, and process payments for AMC Theatres through a simple API interface.

Enables interaction with the Edookit school management system API, exposing attendance, lessons, people, grades, payments, courses, timetable, and individual goals as MCP tools.

Pay per MCP tool call in USDC on Base. Non-custodial settlement, no admin keys, 30 bps fee.

Enables existing MCP clients to access paid MCP servers by signing x402 payments locally and proxying tool calls, with automatic line management, retries, and spend limits.

Enables full CRUD operations on 29 QuickBooks Online entity types and 11 financial reports via natural language, allowing users to manage customers, invoices, payments, and more through MCP-compatible clients.

Track, analyze, and act on your streaming & SaaS subscriptions from any AI agent.

Fail-closed live-endpoint x402 router. Pay $0.01 USDC on Base, Solana, or Algorand for a live payable URL or an honest miss.

Enables AI agents to verify proposed payments against their assigned task, budgets, permitted categories, and counterparties, returning an ALLOW or DENY decision with a tamper-evident audit trail.

Enables AI agents to discover, pay for, and sell APIs using crypto on Solana and Base networks, with support for automated x402 payments.

Enables Claude to write to Xero directly for invoices, contacts, payments, and bills via a remote MCP endpoint hosted on Vercel.

A one-command paywall for local servers that enables testing AI agents' payment flows by simulating HTTP 402 Payment Required responses. It proxies requests with valid payment headers to the actual server, making it easy to develop and test x402 client logic without real blockchain transactions.

Enables AI assistants to inspect BLMPay balances, payments, payouts, webhooks, and API capabilities through MCP tools, with write/financial tools disabled by default for security.