> Aztec.nr API reference, v6.0.0 (mainnet and testnet). Index: https://docs.aztec.network/aztec-nr-api/v6.0.0/llms.txt

# Function compute_l1_to_l2_message_hash

Module: `noir_aztec::hash`

```rust
pub fn compute_l1_to_l2_message_hash(
    sender: EthAddress,
    chain_id: Field,
    recipient: AztecAddress,
    version: Field,
    content: Field,
    secret_hash: Field,
    leaf_index: Field,
) -> Field
```