Covalent

Covalent MCP Connector for Claude

A+

Equip your AI agent to query unified blockchain data including balances, transactions, and NFTs across 100+ chains.

10 tools Official Updated Jun 28, 2026 Official Vinkius Partner

Integrate Covalent, the unified API for blockchain data, directly into your AI workflow. Access real-time and historical data across Ethereum, Polygon, Binance Smart Chain, and over 100 other supported networks using natural language.

What you can do

  • Wallet Insights — Retrieve token balances, historical portfolio values, and transaction history for any wallet address.
  • NFT Discovery — List NFT balances and metadata across supported chains.
  • Transaction Auditing — Get full details and log events for specific transaction hashes.
  • Network Monitoring — Check block details and monitor supported chain statuses.

How it works

  1. Connect the Covalent integration to your AI assistant.
  2. Authorize using your Covalent API Key (found in your dashboard at covalenthq.com).
  3. Query global blockchain data through intuitive conversation.

Who is this for?

  • Web3 Developers — Quickly audit smart contract interactions and verify transaction logs.
  • Crypto Investors — Track portfolio performance and monitor wallet activities across multiple chains.
  • Data Analysts — Retrieve structured on-chain data for research and reporting via chat.
web3blockchain-datanftwallet-trackingtoken-balancesapi-query

10 tools expose this connector's capabilities to your AI agent.

get_token_balances

Resolves contract addresses, ticker symbols, token decimals, and current balances (formatted and raw) for the specified wallet and chain. Get token balances for a wallet address on a specific chain

get_block_details

Resolves block hashes, parent hashes, timestamps, and transaction counts for the specified chain. Get details for a specific block height

get_chains_status

Resolves block height lag, current sync status, and API availability across all supported networks. Get the current indexing status of all supported chains

get_dex_pools

Resolves liquidity pool addresses, token pairs, reserve amounts, and volume metrics for the specified DEX. List liquidity pools for a DEX on a specific chain

get_nft_balances

Resolves NFT contract names, token IDs, metadata URLs, and image links across the specified blockchain network. Get NFT balances for a wallet address

get_historical_portfolio

Resolves daily balances, asset valuations in USD, and historical price points for the specified wallet. Get historical daily portfolio value for a wallet address

get_token_transfers

Resolves sender/receiver addresses, transfer values, and transaction timestamps for the specified wallet. Get historical token transfers for a wallet address

get_transaction_details

Touches raw log events, decoded event parameters, and gas consumption metrics boundary. Get full details and logs for a specific transaction hash

get_transactions

Resolves transaction hashes, block heights, timestamps, and log events for the specified wallet on the given chain. Get transaction history for a wallet address

list_supported_chains

Resolves chain IDs, human-readable names, and supported features (NFTs, Dex, etc.) for each blockchain. List all blockchains supported by Covalent

See how to talk to your AI agent using Covalent.

Show me the token balances for address '0x123...' on eth-mainnet.

I found 5 tokens for that address. Total value is approximately $1,250. Breakdown: 0.5 ETH, 500 USDC, and 1,200 MATIC. Would you like to see the historical portfolio value?

List the last 10 transactions for address '0x123...' on matic-mainnet.

I've retrieved the last 10 transactions. Most involve interactions with Uniswap and Aave. 2 transactions failed due to out-of-gas errors. Should I provide details for a specific transaction?

What are the NFT holdings for wallet '0x123...' on eth-mainnet?

This wallet holds 3 NFTs: 1 Bored Ape Yacht Club, 1 CryptoPunks, and 1 Art Blocks piece. Would you like to see the metadata or the last sale price for any of these?

Log in to your Covalent dashboard at covalenthq.com and generate an API Key. You can use the free tier to get started.

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