# Tools > Every listed resource, editors’ picks first. The filters below can be combined. - Search: append `?q=` to the URL. Separate several keywords with spaces; all of them must match. Matches name, repository, tags, professions, description and README. - Filter by type: append `?type=` to the URL. - Filter by profession: append `?profession=` to the URL. Separate several ids with commas; a resource matches when it suits any of them. Ids are listed at https://hebbmind.com/api/v1/professions - Filter by tag: append `?tag=` to the URL. Separate several tags with commas; a resource must carry all of them. Tags are listed at https://hebbmind.com/api/v1/tags Resources for DevOps / SRE or ML / AI or Operations, Tagged `payments`: 8 items. > - DevOps / SRE: Deployment, monitoring, cloud resources and reliability. > - ML / AI: Model training, evaluation and LLM application development. > - Operations: Content, campaign, community, user and e-commerce operations, plus performance reviews. - [Stripe MCP](https://hebbmind.com/mcp/stripe-modelcontextprotocol.md): [MCP] Lets agents call the Stripe API to manage customers, payments, subscriptions, invoices and refunds, and search Stripe docs and support articles. Maintained by Stripe; the remote server uses OAuth, or run it locally via npx with a secret key. - [churn-prevention](https://hebbmind.com/skill/churn-prevention.md): [Skill] Helps subscription products reduce churn: designs cancellation flows, save offers and exit surveys, spots churn risk signals, and plans dunning and win-back emails after failed payments. For customer success, lifecycle and growth teams; billing platforms like Stripe need setup on your side. - [Ticket Deflector](https://hebbmind.com/skill/ticket-deflector.md): [Skill] Support for small merchants: reads customer emails, checks orders and refunds in Stripe, PayPal, Square or Shopify, and drafts replies in the owner's voice per your refund policy; can refund via Stripe or Square after explicit approval. Works with pasted emails too. Official from Anthropic. - [Razorpay MCP Server](https://hebbmind.com/mcp/razorpay-mcp-server.md): [MCP] Official MCP from Razorpay, the Indian payments platform: query payments, orders, refunds, settlements and reconciliation reports, and create payment links and QR codes. The hosted remote server is recommended; generate a merchant token from your API key and secret. - [PayPal Agent Toolkit](https://hebbmind.com/mcp/paypal-agent-toolkit.md): [MCP] PayPal's official agent toolkit, including the @paypal/mcp server: create and send invoices, handle orders and refunds, manage disputes, subscriptions, product catalogs and shipment tracking, and look up transactions. Needs a PayPal developer access token; defaults to the sandbox. - [Square MCP Server](https://hebbmind.com/mcp/square-mcp-server.md): [MCP] Official MCP (beta) from payments and POS platform Square: lets agents query and manage transactions, orders, refunds, invoices, inventory and customers for reconciliation and reporting. Hosted, with Square OAuth sign-in, nothing to install; confirm refunds and other writes manually. - [Paddle MCP Server](https://hebbmind.com/mcp/paddle-mcp-server.md): [MCP] Official MCP for Paddle, the merchant of record: manage products and prices, customers, subscriptions, transactions and refunds from chat, download invoice PDFs and generate financial reports. Needs a Paddle Billing account and API key; start in sandbox with read-only or non-destructive tools. - [Airwallex AgentOS](https://hebbmind.com/plugin/airwallex-agentos.md): [Plugin] Airwallex's official plugin: extract details from contracts or POs to create invoices and subscriptions, add beneficiaries from supplier documents, issue employee cards with limits, and summarize multi-currency balances and FX exposure. Needs an Airwallex business account; finance should review.