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

# Global MAX_MESSAGE_CONTENT_LEN

Module: `noir_aztec::messages::encoding`

```rust
pub global MAX_MESSAGE_CONTENT_LEN: u32;
```

The maximum length of a message's content, i.e. not including the expanded message metadata.