"Payments" matching MCP servers:

Enables AI agents to autonomously buy and operate mobile proxies via MCP, supporting both API key and on-chain USDC payments for tasks like port creation, IP rotation, and traffic management.

Enables agents to call paid utilities for DNS/SSL checks, site status, summarization, keyphrase extraction, decision advice, data cleanup, claim verification, and grounding via per-call USDC payments over x402, with free discovery tools and no signup or API key.

Enables AI agents to call pay-per-use web tools over Streamable HTTP—converting URLs to Markdown, extracting metadata and links, checking URL status, DNS, email domains, WHOIS, robots.txt, and generating domain reports—with per-call USDC payments on Base via x402 and no API keys.