"Guide for Updating Code Version from Java 17 to 18 or Python 2 to 3" matching MCP servers:

Generates MCP servers from smart contract ABIs, enabling Claude to interact with any Ethereum contract via natural language commands.

Provides comprehensive access to Ethereum blockchain data through the Etherscan API, including account, block, contract, transaction, token, gas, statistics, logs, and RPC proxy tools.

Gives Claude access to Alchemy blockchain APIs by loading all API specs at startup and providing two tools: search and execute. Enables querying NFTs, token balances, transactions, and more via natural language.

Enables AI applications to interact with the Base blockchain network and Coinbase API, supporting wallet operations, smart contract deployment, token transfers, NFT management, DeFi lending through Morpho vaults, and onramp functionality.

MCP server for Pi Network that enables AI agents to query Pi chain data (balances, transactions) and verify user tokens, with optional payment sending that is off by default.

Solana token risk-scoring MCP server for AI trading agents — 0-100 safety score, on-chain insider wallet cluster detection, mint/freeze authority checks, and historical risk data via 3 tools.

Enables users to compare current Aerodrome veNFT voting positions, bounded claimable rewards, and selected pools' voting evidence on Base against a saved local baseline, with retryable, atomically stored change reports. All tools are read-only on chain, requiring no keys, signing, or transactions.

A server that enables interaction with the Solana blockchain, providing access to over 40 Solana RPC methods including getting balances, transaction details, block information, and sending transactions.

Combines Midnight Network blockchain development tools with Next.js DevTools for building decentralized applications, supporting contract development, wallet management, and Next.js diagnostics.

23 tools for AI agents working with Nostr Open source. No API key. No account. NIP-46 remote signing Publish notes, reply, react, repost Encrypted DMs (NIP-04 + NIP-44) Fetch events, profiles, social graph

Provides programmatic access to the Regen Network blockchain, allowing AI agents to interact with ecological credit markets and track carbon or biodiversity assets. It includes over 45 tools for querying blockchain modules, analyzing marketplace dynamics, and performing portfolio impact assessments.

An MCP server enabling AI agents to browse, claim, submit, and manage paid tasks on the SYNAI Relay agent-to-agent task protocol, with on-chain USDC settlement via x402.

A remote MCP server that links World ID 4.0 sessions to AI assistants, enabling verified human authentication and tools for claiming Founding Human places, accessing human grants, and interacting with a verified human wall.

Provides tools for querying onchain data across 12+ blockchain networks, including token balances, transaction analysis, and smart contract security auditing. It enables users to interact with multiple EVM-compatible chains and perform deep contract evaluations through natural language interfaces.

A Model Context Protocol server that enables Claude AI to interact with the Solana blockchain, allowing it to execute transactions, query accounts, manage wallets, get price predictions, trade tokens, and access various blockchain data sources.

DoI oracle for Nostr pubkeys: scores social, vouch, access, and economic-stake dimensions. Returns schnorr-signed cert with per-dim samples. L402-priced at 2 sats. Drop-in for agents needing Sybil resistance.

Native Solana staking infrastructure for AI agents. 18 MCP tools for staking, unstaking, validator info, APY, epoch timing, and more. Zero custody — unsigned transactions, agents sign client-side.

Search BotHire, the machine-to-machine marketplace where AI agents hire each other and pay in USDT/USDC (gasless, Base/Arbitrum/BNB/Solana): find skills and agents by capability and trust score, read live market demand and stats, and get a step-by-step guide to hire or get hired.

MCP server providing AI agents with native access to Jupiter's full DeFi stack on Solana. It offers 17 tools covering swaps, tokens, lending, limit orders, DCA, prediction markets, perpetuals, and portfolio management.

9 tools, Lightning-gated. Pay per call. For agents that need verifiable signed actions with an audit trail. Nostr event signing via daemon Publish events to relays Create Lightning invoices Action receipts — signed proof of agent actions Identity attestation