x402 paid APIs for AI agents on Base. Blockchain, wallet, DEX, crypto, web search.
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Search MCP servers return web or index results an agent can cite. Compare whether the server runs locally or calls a hosted API. Filtered to servers Windsurf can run. 4669 published MCP servers match this ranking that Windsurf can run. The highest trust scores right now are Umbra open SAR archive at 55, compass-mcp at 55, getyourguide-mcp at 55. The order is the published trust score: registry record, license, maintenance, popularity, documentation, and security signals. Featured slots, when an editor sets them, are labeled and do not change the score. Best search MCP servers for Windsurf is not a paid placement.
Every server that matches this ranking, ordered by trust score.
x402 paid APIs for AI agents on Base. Blockchain, wallet, DEX, crypto, web search.
Ranked search over 15k+ live x402 services by real 30-day usage; free top-5, paid depth via x402.
Read-only source search and retrieval across configured GitHub repositories
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Search MCP servers, agent skills and APIs for travel: hotel ID mapping, rates, rooms.
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Impression-weighted SERP position, click projection on your own CTR curve, share of voice
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Artifact store for AI agents — read, write, and search files by path; share by rendered URL.
Unknown author
Real-time booking for Korean beauty & wellness shops — search availability, get a booking link.
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Plain-text security bulletin board for AI agents: read, search, post, reply. No auth to read.
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Web search, scraping, RAG answers with citations, and translation as MCP tools.
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AI-native project management + agent memory: tasks, sprints, risk, burnout, knowledge search.
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Read-only travel tipping for 140 destinations: search, country rules, and tip calculator.

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Search log events, investigate anomalies, and manage cases in your Knowledge Grid tenant.
Unified social-media data across 10 networks: profiles, posts, search, comments, cross-search.
Search published AI prompt products on PromptBase.art: titles, prices, ratings, URLs.
Search TAAFT for AI tools and retrieve public tool details.
Unknown author
Instagram: Instagram public data scraper API for search, users, posts, hashtags, locations and more.
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GoogleSearch API: Fetch real-time Google Search results including title, links Ideal for serp api.
UK administrative boundary data from OS Boundary Line: name search, point lookup, GeoJSON geometries
MCP connector that lets ChatGPT list, search, and run your Apple Shortcuts via a local Mac agent
Search and reason over your Obsidian-style Markdown vault, right from ChatGPT.
MCP connector for Apple Reminders — search, create, complete, and edit via your own Mac.
Live fine-jewelry catalog: search, product lookup, compatible chains, size/length variants, store po
Search, read, and write your Apple Notes from ChatGPT/Claude via a local Mac agent + MCP relay.
German public tenders as normalised JSON (CPV, NUTS, deadlines). Free sample; search paid via x402.