MCP servers tagged pay-per-use

8 live MCP servers tagged "pay-per-use", ranked by trust score. Tags come from package metadata and repository topics, so this list covers servers across every category that work with pay-per-use.

live servers

avg trust

Tweetclaw

OpenClaw plugin to search tweets, search replies, post tweets, export followers, manage media, monitor X/Twitter, and run giveaway draws via Xquik.

Pylon

Pylon AI — Pay-per-request APIs for the agent economy. Powered by x402 micropayments on Base.

AI Caller

AI voice agent API — give your agent a phone, pay per call with Bitcoin Lightning. No signup, no subscription. MCP-native. Alternative to Vapi, Retell, Bland.

Book To Audiobook

Book-to-audiobook API — turn any EPUB/PDF/TXT into an audiobook in 600+ languages, with optional translation. Pay per character with Bitcoin Lightning. No signup.

Fax To Email

Fax-to-email API — open a 24h receive window, get faxes delivered to your inbox with optional OCR. Pay with Bitcoin Lightning, no subscription. MCP-native. Alternative to eFax, My…

Pay Per Use Fax

Pay-per-fax API — send a fax from a PDF URL or typed text, pay with Bitcoin Lightning. No contract, no monthly fee, no telecom account. MCP-native. Alternative to eFax, Phaxio, Do…

Agent Weather

Forecasts for the agent economy. Pay-per-call JSON "weather" for the AI-agent ecosystem (framework activity, provider outages, MCP Registry, XRPL health). AI agents buy it via x40…

Demaciains MCP

DrGalio

19 AI business intelligence tools as MCP server — pay-per-use via x402 protocol on Base network