send_signed_transaction
Broadcasts a signed raw Ethereum transaction to the network. signedTransaction must be 0x-prefixed RLP-encoded hex obtained from local wallet signing (e.g. ethers wallet.signTransaction(tx)). Returns: transaction hash, block number, and gas used.
Category: Meta-transactions & broadcast.
Returns unsigned tx? Likely yes — sign locally and broadcast via send_signed_transaction or a meta-tx relay.
Input schema
| Field | Type | Required | Description |
|---|---|---|---|
signedTransaction | string | yes | RLP-encoded signed Ethereum transaction as 0x-prefixed hex string. Obtain from local wallet signing (e.g. ethers wallet.signTransaction(tx)). |
configId | string | yes | Boson/Fermion Protocol deployment identifier. Format: '<env>-<chainId>-<index>' e.g. 'production-137-0' (Polygon mainnet), 'testing-80002-0' (Amoy testnet). Call get_config_ids to list all valid values for this server. |
Related
- Reference → MCP tools — full catalogue.
- Build for AI agents → The 3-step signing pattern — what to do with returned unsigned transactions.
- Concepts → Signing & meta-transactions — canonical signing reference.