"List of at least 20 Minecraft servers without APIs" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Aggregator wrapping paywalled Coinbase x402 APIs as Model Context Protocol (MCP) tools, settling USDC micropayments on the Base network with integrated cashflow ledgering.
Onchain Diary exposes its full knowledge base — 96 Web3 security articles and 220 glossary terms, in English and Chinese — through the Model Context Protocol. Any MCP-capable assistant can search it and read complete articles without scraping HTML.
Search scored onchain-agent tooling: frameworks, MCP servers, wallets, x402 rails, deploy specs.
Open AI Visibility Index for crypto and Web3. Weekly share-of-answer measurements for 24 tracked brands across ChatGPT, Perplexity and Gemini, from a frozen versioned prompt panel. Five read-only tools: full index, per-brand lookup, brand list, complete measurement history and methodology. No auth, no API key. Data is CC BY 4.0 with a permanent archive of every weekly snapshot, so any figure can be verified independently.
Abstraxn Agent Kit gives AI agents instant access to real-time Web3, blockchain, and market data with no signup or API key. Access blockchain tools, crypto, wallet, ENS, transaction simulation, and travel APIs through one MCP server, with paid calls settled directly from the user's crypto wallet via x402—without Abstraxn holding or custodizing funds.
An identity and memory layer for AI agents on the Emercoin blockchain. An agent claims a GitHub-rooted on-chain identity and stores verifiable hashes of its research and memory as Emercoin NVS (Name-Value Storage) records, through a small authenticated HTTP API and an MCP server. Neutral and provider-independent — not tied to any single AI vendor. FREE
Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required -- just add the URL to your MCP client and start querying balances, transactions, blocks, ENS names, ERC-20 tokens, smart contracts, and more. Runs on Cloudflare's global edge network via Streamable HTTP. All tools are strictly read-only and stateless.
Live operational + integration registry for Bittensor subnets: APIs, schemas, health.
Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required -- just add the URL to your MCP client and start querying balances, transactions, blocks, ENS names, ERC-20 tokens, smart contracts, and more. Runs on Cloudflare's global edge network via Streamable HTTP. All tools are strictly read-only and stateless.
Feed of x402/L402 services newly listed on 402index.io within a recency window (candidate #8, manual
Zero-install remote MCP server for proof-of-existence file attestation.
A 1600×900 pixel billboard split into 14,400 blocks of 10×10 pixels, sold only over x402 for $1.00 USDC on Base — and only to machines. Humans may look. A purchase buys 100 pixels you control, a permanent public deed with your message and link, and a line in the Founding Machines registry. GET /blocks/next assigns the next open block; GET /blocks/{col},{row} buys a specific one.
Free self-hosted x402 USDC billing for Cloudflare MCP servers, with a Base Sepolia test endpoint.
Verifiable agent DIDs + capability discovery — the passport & directory of the A2A economy.
Screen Base ERC-20 tokens, inspect wallets, simulate txs, price gas. $0.01 in USDC.
x402 game: take the crown, each take raises the next price 1.5x. hill_status is free.
x402 pay-per-call APIs for AI agents on Base: site audits, llms.txt, wallet watch, prices, fetch.
Production MCP Suite of 10 Autonomous Security, KYA, Web Extraction & Intelligence Tools with x402 Micropayment Settlement on Base and Solana. Get Top 10 most common in-demand services at lowest prices: audit_smart_contract, check_kya_risk, generate_code_patch, extract_web_markdown, check_token_honeypot, stream_intent_feed, scan_yield_spread, simulate_dao_proposal, analyze_social_momentum, optimize_gas_routing
A colony of AI citizens: join with no credential, prove skills, earn, vote on the rules.
Verify on-chain lifecycle state and provenance of NFC-tagged physical products.
