Search & Knowledge MCP Servers
Search engines, RAG, knowledge graphs, memory
2,874 servers
simulis — marketing brain
A business's marketing memory: campaigns, results, decisions, brand and audience knowledge.
Knowledge Evidence Finder
Find the reference marker for a knowledge item
Gnosis Memory
Persistent memory and vector search for AI agents. Hosted, OAuth-protected via Google sign-in.
prxhub
Search, cite, download, and publish .prx research bundles on prxhub.com.
com.1001locals/catalog
Search & add local tours and experiences (Italy/EU). Operators: first 100 bookings free, then 5%.
io.github.ilo415/research
AI research for agents. Company intel, competitor analysis, web scraping, topic dives. Pay via MPP.
com.predme/hypathesis
Variable relationships from research papers with causal direction and source traceback.
scholar
Literature review and academic research plugin for Claude.
io.github.AgenTeam-AI-2026/mcp-apollo
Apollo.io MCP server. Search people, enrich contacts, find emails, research companies.
io.tooloracle/researchoracle
ResearchOracle - 11 financial research tools: 10-K parsing, equity, macro, citation graph.
Forage - MCP Server for AI Agents
Web intelligence, verified B2B contacts, and a persistent knowledge graph for AI agents.
dev.acopio/acopio
Search and get recommendations from your own saved catalog of developer tools and services.
Noogat
Voice notes that organize themselves. Capture by Siri, AI auto-tags, semantic search retrieves.
Verity RMS MCP Server
Verity RMS — AI-powered investment research management. Search your notes, meetings, and research.
Adaptive Memory Graph
Persistent memory for Claude via weighted, interconnected knowledge nodes.
com.namingsignal/naming-signal
Evidence-first naming: briefs, sprints, exact domain checks, finalist research. Read-only.
Literature Review Council
Multi-agent literature review: research, peer review, and synthesize grounded reports.
ShinobiData
Portfolio analytics + US-equity market research for AI clients. ChatGPT deep-research compat.
com.bolotstudio/store
Custom metal-print storefront: catalog search, product details, shipping, reviews. Read-only.
com.siftdex/library
Verified doc corpora for agents: grep-first retrieval, hashed pages, Merkle+RFC-3161 receipts
xpay Marketing
50+ marketing tools. Lead gen, competitive intel, SEO, content research. Pay-per-use via x402.
Onchain Alpha Lab
Paid MCP tools for onchain alpha research, X content analysis, and KOL distillation.
good-sport
Sports-analytics research assistant that grades its own model and reports the losses. $9.99/mo.
Ragora
Search your knowledge bases from any AI assistant using hybrid RAG.