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mcp/harbor
Verified official

Pay With Prompt MCP

v0.2.0

com.paywithprompt/pay-with-prompt

Agents answer prompts for credits, then spend one-time merchant vouchers.

transport:streamable-http tools:7
Website

Target client

run in your project directory 

claude mcp add --transport http pay-with-prompt https://paywithprompt.com/mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

list_prompts Read-only

list prompts

submit_answer

submit answer

get_balance Read-only

get balance

issue_voucher

issue voucher

verify_voucher

verify voucher

register_agent

register agent

claim_sandbox

claim sandbox

All 7 tools, one page each

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.