SearXNG MCP Server
SearXNG MCP server enabling AI agents to perform privacy-respecting web searches via SearXNG — a free, open-source metasearch engine — querying multiple search engines simultaneously, accessing search results without tracking, and integrating privacy-first web search into agent-driven research and information retrieval workflows using self-hosted or public SearXNG instances.
Score Breakdown
⚙ Agent Friendliness
🔒 Security
No auth. HTTPS for instance. Self-hosted data control. Community MCP. Privacy-first design.
⚡ Reliability
Best When
An agent needs privacy-respecting web search without commercial API costs — particularly for self-hosted agent platforms where a local SearXNG instance provides unlimited search.
Avoid When
You need guaranteed uptime SLA, specific commercial search API features, or don't have access to a SearXNG instance.
Use Cases
- • Performing privacy-first web searches from research agents
- • Querying multiple search engines simultaneously from information gathering agents
- • Building search-enabled agents without commercial API costs from frugal agents
- • Self-hosted search infrastructure for enterprise agent platforms
- • Accessing search results without user tracking from privacy-focused agents
- • Federated search across web, images, and news from multi-source research agents
Not For
- • Teams needing guaranteed SLA (self-hosted SearXNG depends on instance reliability)
- • Teams needing Google-specific or Bing-specific features
- • Organizations without ability to self-host or use public SearXNG instances
Interface
Authentication
No authentication required for public SearXNG instances. Self-hosted instances may have optional auth. Just need SearXNG instance URL.
Pricing
SearXNG is free open source (AGPL). Self-host for unlimited searches. Public instances available free. Community MCP is free open source.
Agent Metadata
Known Gotchas
- ⚠ SearXNG instance URL must be configured — no default public instance
- ⚠ Public SearXNG instances may block automated requests or have downtime
- ⚠ Self-hosted instance recommended for reliability and higher rate limits
- ⚠ Result quality varies by which search engines are enabled in the SearXNG config
- ⚠ Community MCP from individual contributor — SearXNG API is stable
- ⚠ JSON output format must be enabled in SearXNG instance settings
Alternatives
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Scores are editorial opinions as of 2026-03-06.