EVM (Ethereum Virtual Machine) - Agno

Prerequisites

The EVM tools require the web3 Python package and a funded wallet.

uv pip install web3 openai

export EVM_PRIVATE_KEY=0x***
export EVM_RPC_URL=***

Example

The following agent can interact with Ethereum blockchain:

from agno.agent import Agent
from agno.tools.evm import EvmTools

agent = Agent(
    instructions=[
        "You are a blockchain assistant that helps with Ethereum transactions",
        "Help users send ETH transactions to the address they provide",
        "Always verify transaction details before executing",
        "Report the transaction hash once the transaction completes",
    ],
    tools=[EvmTools()],
)

agent.print_response("Send 0.01 ETH to 0x742d35Cc6634C0532925a3b8D4034DfA8e5D5C4B", stream=True)

Toolkit Params

Parameter	Type	Default	Description
`private_key`	`Optional[str]`	`None`	Private key for signing transactions. Uses EVM_PRIVATE_KEY.
`rpc_url`	`Optional[str]`	`None`	RPC URL for blockchain connection. Uses EVM_RPC_URL.
`enable_send_transaction`	`bool`	`True`	Enable transaction sending functionality.
`all`	`bool`	`False`	Enable all functionality.

Toolkit Functions

Function	Description
`send_transaction`	Send ETH to an address, signed with the configured private key.

Developer Resources