AI & ML MCP Servers
Memory, reasoning, RAG and ML tooling.
1835 servers
Engram
Persistent memory for AI agents — verbatim conversations, searchable by meaning.
Calcfi
24 free personal-finance + macro tools (mortgage, paycheck, tax, FRED, BLS) for LLM agents.
Open Brain
Graph-structured MCP memory server. 37.2% LongMemEval. Auto dedup, themes, decay, synthesis.
Seam Runtime
SEAM: local-first memory runtime for AI agents, with retrieval and glassbox provenance over MCP.
Writing MCP
Metadata-first fiction editing and reasoning tools for long-form writing projects.
Netcafe Memory
Cross-session, cross-device memory for your agent: remember and recall notes. No key to start.
Social Search
Deep social media search for LLMs: Facebook, Reddit, LinkedIn, Instagram & more.
Gridually
Compare flashcard apps, spatial memory science, and aphantasia learning guides.
SmartMemory
Neuro-symbolic memory for LLMs (POC)
Time
Time MCP Server, giving LLMs time awareness capabilities.
Fable
Anthropic Claude Fable 5 MCP server — top-tier planning and code critique for handoff
TubExperto
Personal YouTube AI knowledge base powered by RAG. Query your subscribed YouTube channels.
llmtrim
MCP server and proxy that compresses LLM prompts, tool output, and replies to cut token cost.
Icme Preflight
Jailbreak-proof AI guardrails. Automated Reasoning SMT solver, not an LLM. ZK proofs included.
Federal Regulations
Search the Federal Register, read & diff CFR sections, query Regulations.gov. Any LLM supported.
Being
Personality Runtime for AI agents — persistent memory, personality, and relationships via MCP
Nexus
Japanese LLM security — prompt injection detection (jpi-guard) + PII masking (PII Guard). Free.
CoderSwap MCP Server
Build searchable AI research knowledge bases with hybrid vector search directly in Claude Desktop.
Nautilus Compass
Drift-aware cross-agent memory · MCP/A2A · LongMemEval-S 56.6% · 1/15 Zep cost
Korea Stock Insight
Korean stock market MCP — DART disclosures + KRX prices, English-first for global LLM analysts.
Archiet Xray
Deterministic repo architecture maps: auth coverage, blast radius, readiness score, diagrams
Geocoding & Weather
Geocoding, weather forecasts, and timezone lookups
Hypermnesia
Persistent memory for Claude — 36 cited neuroscience mechanisms, local-first, hybrid retrieval.
LinkLore
AI-native structured memory for agents (MCP). Built for agents, not humans.