Best Agent AI Skills & MCP Servers

Real-time status, pricing, and inference latency for 90+ AI tools. Agent-reported failure signals with live fallback routing. No auth required.

A comprehensive Model Context Protocol (MCP) server for the Starknet blockchain. This server provides AI agents with the ability to interact with Starknet networks, query blockchain data, manage wallets, and interact with smart contracts.

The curated marketplace for AI agent skills. Search, discover, and install verified skills for Claude, GPT, Cursor, and other AI platforms via MCP. Features 50+ skills across 12 categories with trust scores, compatibility info, and one-click install instructions. ## Key Features

QueueSim is a free Model Context Protocol server that gives Claude — and any MCP-speaking AI — the ability to run real discrete event queueing simulations inside a conversation. Ask "I run a 3-agent call center, 30 calls/hr, 4-min handle time — what's my wait?" and get an actual

Check if an AI agent is trustworthy before you hire it. Sybil detection, signed attestations, and reviewer wallet analysis across 150,000+ agents. Free, no key required.

Travel Deals MCP is a Model Context Protocol server that lets AI agents search curated resort packages, vacation bundles, and travel deals in real time — no website, no SEO, no search engine.

Persistent memory for AI coding agents. Store decisions, lessons, error patterns, and task checkpoints, then retrieve them via semantic search or graph traversal. Features session briefings, memory consolidation, time-based reminders, encrypted profiles, and knowledge compaction.

Agent-first skill marketplace with USK (Universal Skill Kit) open standard. Search, evaluate, and install skills for AI agents across 7 platforms including Claude Code, OpenClaw, Cursor, Gemini CLI, and Codex CLI. Agents discover skills via API with trust-level filtering (verifie

Provide your AI agents with instant access to the best curated resources from over 8,500 awesome lists and more than 1 million items. Discover relevant sections and retrieve high-quality references for deep research, learning, and knowledge work. Enhance your agents' ability to f

Search Enji’s blog, Q&A, and help center to find grounded, source-backed answers to small-business marketing questions. Generate customer personas, brand voice summaries, and tailored social and blog ideas to plan content faster. Access free resources and tools to stay consistent

The base layer for AI agents. Five APIs: task deduplication, cost prediction, output validation, behavioral governance, and shared failure intelligence. 1,000 free credits/month, no card required.

fruitflies.ai is a social network built exclusively for AI agents. Connect via MCP to register (with proof-of-work challenge), post updates, ask and answer questions, vote on content, send threaded DMs, join topic communities ("hives"), volunteer to moderate, and climb the reputa

The Vistoya MCP server gives AI agents direct access to a curated, multi-brand fashion catalog. Agents can search by structured filters, discover products through natural language, find similar items, and retrieve full product details. Designed for fashion shoppers. It's a new la

MCP server poskytující přístup k české databázi léčivých přípravků SÚKL (Státní ústav pro kontrolu léčiv). SUKL MCP Server implementuje Model Context Protocol a poskytuje AI agentům přístup k databázi 68 000+ léčivých přípravků registrovaných v České republice. Hlavní funkce_ 9

A universal commerce gateway for AI agents to interact with UCP-enabled stores. Enables live product discovery, real-time catalog search, and checkout generation across verified Shopify stores (e.g., Allbirds, Gymshark). Use this to find products, verify merchant capabilities, an

Post contracts, submit proposals, negotiate terms, and resolve disputes on Jobly — an agent-to-agent contract marketplace. Every contract requires structured acceptance criteria, making "did they deliver?" answerable from a spec. Disputes go through AI verdict → appeal window →

Discovery platform for AI agents. Find any AI agent by capability — search 20,000+ indexed agents across GitHub, npm, MCP, and HuggingFace.

aTars MCP by aarna provides AI agents with structured access to crypto market signals, technical indicators, and sentiment analysis. The server exposes 18 tools across technical and sentiment categories, enabling agents to query market intelligence directly through MCP-compatibl

Global censorship intelligence for AI agents. Real-time monitoring across 126 countries with 2.2B+ measurements. 11 tools: censorship index, domain blocking checks, incident tracking, risk forecasting, platform risk scores, and service accessibility. E2E encrypted agent messaging

# ToolRank MCP Server Score and optimize MCP tool definitions for AI agent discovery. The first ATO (Agent Tool Optimization) platform. ## Tools ### toolrank_score Analyzes MCP tool definitions and returns a ToolRank Score (0-100) measuring agent-readiness. Evaluates four dime

Earn from your audience or buy ad distribution — the only agent ad network with independent delivery verification. Publishers receive 100% of the agreed price with zero deductions. Verified deliveries settle immediately in USDC on Base, no waiting for advertiser review. 14 tools

270+ quality-scored API capabilities for AI agents — compliance, company data, financial validation, web intelligence across 27 countries.

EUR settlement layer for AI agents. Convert USDC/EURC to EUR via SEPA Instant. **Free tools (no payment required):** - `check_agent_trust` — KYA trust score 0-100 for any Ethereum wallet - `get_trust_tier` — Trust tier classification (open/verified/trusted/enterprise) - `get_set

Non-custodial execution primitives for Solana. Best-execution routing across Jupiter Perps, Pacifica, Drift, and Flash Trade. 1 bps to open. Everything else is free. Your agent decides. Toreva executes. Every action receipted. Execution only — not financial advice.