"Techniques or tools for debugging errors" matching MCP connectors:

530 MCP tools across 561 fintech tools: ChainGraph AP2 decisions, execution_hash. Zero PII.

Ready for a new way to bill pay? Pay any US bill in a snap, right from your AI assistant. Describe or snap a photo of your bill (electric, water, gas, internet, phone, medical, credit card, rent, parking tickets, traffic violations and more) and Papaya reads it, then hands you a secure link to pay by card. Fast, secure, and no juggling twelve logins, with full or partial payments and status updates. Available in the US only. Powered by Papaya (papayapay.com).

ManaBuy MCP Server is a stdio-based Model Context Protocol server for integrating ManaBuy product and order APIs with MCP clients. It exposes tools for product search, product detail retrieval, SKU and order-field inspection, order quotation, authenticated order creation, order status lookup, and order detail retrieval, with explicit confirmation required before any order-creation workflow.

The Apiosk MCP lets AI agents discover, pay for, execute, and publish APIs through the Apiosk gateway. It is a machine endpoint, not a website, so connect it from an MCP client (Claude, Cursor, ChatGPT, and others) rather than browsing it here.

Browse, price, configure and order custom-made blinds for South African windows. Instant ZAR pricing, cart, checkout and payment via Yoco or Ozow EFT. No authentication required.

Monetization gateway for MCP servers. Agents call a tool, receive an x402 v2 payment challenge, sign a USDC transfer on Base, and get the result. Payment is verified before the tool runs and settled only after it returns, so failed calls are never charged. Discovery and tool listing are free.

Pay-per-use tool API for AI agents. Free tier, x402 USDC micropayments, or API key.

Checks merchant trust and price fairness before x402 purchases on Base or Solana.

Monetize any MCP server: x402 paywall, pay-per-call billing in USDC on Base, agent marketplace.

Pre-payout IBAN screening for AI agents: validation, sanctions, Swiss clearing, risk scoring

Catch a mistyped barcode, ISBN, VIN, NPI or LEI before a bad identifier corrupts a record.

x402 provider rankings + Ed25519-signed payment receipts + signature verification (3 tools).

Preflight trust for agent payments, purchases, delegation, approvals, writes, and releases.

Fail-closed refund, cancellation, return, and trial checks for 100 US subscription vendors.

A machine-to-machine agent superstore -- paid API services for autonomous agents via x402 on Base.

Incorporate a German GmbH or UG in chat, then finish and pay on a secure link.

Zyrvix crypto-payments API reference for AI coding assistants. Anonymous, read-only.

Pay for HTTP APIs and charge for your own: x402 micropayments in USDC on Base.

Usage metering + SLA accounting for agent services (the meter behind x402 micropayments).

Pay-per-call browser rendering and x402 marketplace ranking for AI agents, billed via USDC.