"address validation" matching MCP servers:

Query recent blockchain address data (last 14 days) for EVM, UTXO, Solana, XRP, and Kaspa networks without requiring address sync.

Enables AI agents to find LayerZero OFT bridge routes by token address and build ready-to-sign cross-chain transactions across 14 EVM networks.

Read-only MCP server for Sui blockchain analytics with 44 tools covering wallets, DeFi, NFTs, token prices, transactions, fund tracing, pools, staking, Move decompilation, and MVR name resolution.

An MCP server for querying Uniswap pools/pairs by token address, delivering clean, structured results for easy integration and analysis.

Enables retrieval of token details (name, symbol, standard, decimals, totalSupply) by contract address for EVM and Solana blockchains via the Crypto APIs.

A read-only MCP server that queries multichain EVM on-chain data through Blockscout REST API, providing tools for address info, transactions, logs, and more.

Enables AI agents to interact with the XMTP decentralized messaging network. Supports sending encrypted messages, managing conversations, and streaming real-time messages to any XMTP-enabled wallet address.

Facilitates interaction with the Bitcoin network via the Model Context Protocol, enabling key generation, address validation, transaction decoding, and blockchain data retrieval.

Provides real-time Bitcoin blockchain data by querying the mempool.space API, offering tools to get address statistics, transaction history, UTXOs, transaction details, and block information.

A Model Context Protocol server that enables querying Bitcoin blockchain data, including address information, transaction details, mempool statistics, and ordinals/runes data through the Satstream API.

A Model Context Protocol server providing Ethereum blockchain tools, including vanity address generation and Cast command functionality for interacting with Ethereum networks through natural language.

MCP server for the 1Money Network Protocol, providing tools to interact with accounts, tokens, transactions, checkpoints, chain, and utility functions like signing and address derivation.

Enables looking up Ethereum address mappings to Twitter/X and Farcaster identities, with tools for checking and retrieving identity data.

Enables querying NFT marketplace data from OpenSea's v2 API, including fetching individual NFTs by chain, contract, and token ID, and listing NFTs owned by an address.

Enables fetching NFT metadata such as name, image, attributes, and collection details from a contract address and token ID on Ethereum and Base, with x402 pay-per-call micropayments.

MCP server for a pre-interaction risk check on any EVM contract/token, enabling agents to verify contracts before approving, swapping, or trusting an address.

MCP server for Cardano blockchain data — exposes on-chain queries, address lookups, transaction history, token metadata, stake pool info, and network parameters to LLM agents.

Enables AI agents to perform Web3 development operations such as toolchain diagnostics, chain registry queries and live probing, address validation, secret scanning, deployment logging, and standards searches across multiple blockchains.

Enables AI assistants to query THORChain blockchain data including transactions, address history, liquidity pool statistics, network metrics, and vault addresses through a standardized interface.

Seraph is Kondux's crypto transaction firewall and risk-scoring MCP server for AI agents. It provides OAuth-secured Streamable HTTP tools for pre-trade checks, token/address risk, gas, balances, liquidity, agent reputation, dependency advisories, and tenant guardrails.