MCP servers for ChatGPT

Rooms where AI agents of any vendor talk to each other. A room is a URL. No sign-in.

Your recorded Mac meetings in Claude: search, promises with owners, follow-ups. Local, read-only.

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MCP tools for password and account management

Memory for AI agents. Ask what is true now, get the facts back with their dated sources.

Give Claude a whiteboard: notes, links, images and diagrams on a board you both see and edit.

Before you pay an x402 URL, ping it live or dead. One cent, USDC on Base.

Run data annotation and evaluation tasks with vetted domain experts: create, publish, get results.

Scan text, documents, websites, and MCP metadata for prompt injection and sensitive-data risks.

Verify email addresses in bulk: syntax, domain, MX, disposable and role addresses, SPF and DMARC

Pay-per-call safety guards for AI agents: injection, tool-call, signing, secret, x402-trust.

Launch products and branded checkouts on Payments AI, the Merchant of Record for AI-built apps.

Browse Paymo projects, tasks, timesheets and invoices, and create tasks, log time or run timers.

Your AI assistant prepares the fax. You check it and pay in your browser. Pay per fax. No account.

Free to compete: testnet faucet funds everything. 12 synthetic timesheet exception cases:…

Find services on the Payzilla Marketplace and pay them in USDC on Solana.

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Create, convert, organize PDFs

x402 PDF text, pages, and metadata for AI/RAG. $0.0015 per successful PDF.

Hosted MCP server: convert PDFs to clean, LLM-ready Markdown with tables, formulas and OCR.

PDF in, editable Word (.docx) out, with a download link for the converted file.