MCP Servers

Hierarchical memory engine for AI agents with automatic decay, promotion, semantic dedup, and self-organizing topic tree. Single Rust binary, zero external dependencies.

Give AI agents read/write access to your Obsidian vault via MCP

Local workspace memory for Claude Desktop. Indexes your documents (Markdown, CSV, session logs) into a vector store with hybrid search, cross-session memory, auto-learn, and knowledge graph visualization. Zero external dependencies — fastembed + LanceDB, no Ollama or Docker required. 15 MCP tools.

Human-like memory layer for AI agents with semantic, episodic, and procedural memory. Claude Code hooks (auto-save, auto-recall, cognitive profile). 29 MCP tools, knowledge graph, smart triggers, multi-user isolation. Python & JS SDKs.

Persistent memory for AI coding assistants with hybrid search (FTS5 + vector embeddings), session tracking, automatic context hooks, and web viewer. SQLite-based with no daemon process — works with Claude Code, Cursor, Windsurf, and any MCP client.

Control WeMo smart home devices via AI assistants using natural language. Built on pywemo for 100% local control — no cloud dependency. Supports dimmer brightness, device rename, HomeKit codes, and multi-phase discovery.

18 composite tools for structured Godot 4.x interaction: scenes, nodes, GDScript, shaders, animation, tilemap, physics, audio, navigation, UI, input mapping, and signals.

MCP server for Pyxel retro game engine, enabling AI to run, capture screenshots, inspect sprites, and analyze audio of Pyxel games.

Self-verifying ledger MCP server with dual-signed transactions, gift cards, sponsor cards, and W3SH loyalty tiers. Supports EVM, ML-DSA-65, and SLH-DSA post-quantum signatures.

Add Bitcoin Lightning payments to MCP-enabled AI agents. Pay invoices, create invoices, check balances, and access L402 paywalled APIs. Supports Strike, OpenNode, NWC wallets.

Pay-per-call onchain data, AI models, and batch USDC payments on Base via x402 micropayments. 9 tools including swap quotes, token prices, wallet balances, ENS resolution, and multi-recipient batch transfers.

Polymarket prediction market data via The Graph — markets, positions, orders, user activity, and real-time odds.

AAVE V2/V3 lending protocol data across 7 chains via The Graph — reserves, user positions, health factors, liquidations, flash loans, and governance.

Virtual Visa cards for AI agents. Just-in-time card issuance per transaction, human-approved spend authorization, MCP-native. Works anywhere Visa is accepted.

AI agent marketplace with x402 micropayments. Discover, execute, and pay agents per-request via MCP with USDC on Base.

Native Solana staking infrastructure for AI agents — 18 MCP tools for stake, unstake, withdraw, simulate, and verify. Zero custody, unsigned transactions only, ~6% APY via Blueprint validator.

Real-time crypto volume anomaly detection across 50+ tokens. Detects unusual trading activity, whale movements, and pump signals via live API.

Trading 212 API integration with 28 tools for portfolio management, trading (market/limit/stop orders), pies, dividends, market data, and analytics. Built-in rate limiting.

Reputation scoring for AI agent wallets on Base. 9 tools: trust scores, fraud reports, blacklist checks, leaderboard, badge generation, and agent registration. Free + x402 paid tiers.

Payment gateway for autonomous AI agents. Single gateway key for tool discovery, auto-provisioning, and pay-per-call metering. Supports Stripe and x402 USDC for fully autonomous wallet funding.

SODAX MCP server: live cross-chain DeFi API data and auto-updating SDK docs for 17+ networks. Query swaps, lending, solver volume, and intent history from your AI coding assistant.

Query FEC campaign finance data — search candidates, track donations, analyze spending, and monitor Super PAC activity via the OpenFEC API.

ERC-8004 registered AI Agent that delivers uplifting messages via MCP (SSE transport) with on-chain USDC tipping, ERC-8004 reputation feedback, and discovery across 6 chains.

On-chain attestation across 31 blockchains. 25 tools: ECDSA-signed verification, wallet trust profiles, compliance templates, merchant onboarding, ACP/UCP commerce protocols.