Sonic Testnet (S) Overview

Sonic Testnet (S) RPC Use Uniblock’s JSON-RPC endpoint to access Sonic Testnet (S) with low-latency routing and a single API surface across providers.

What is Sonic Testnet?

Sonic Testnet is an EVM-compatible testnet. It is a testnet for Sonic Mainnet. Its ticker symbol is S.

What is the Sonic Testnet (S) JSON-RPC API?

The JSON-RPC API is the standard interface for reading chain state, sending transactions, and interacting with smart contracts where supported.

Making API requests

Send a POST request to https://api.uniblock.dev/uni/v1/json-rpc?chainId=14601. Include the JSON-RPC method and params in the request body.

Supported networks

Network	Symbol	Type	Chain ID
Sonic Mainnet	`S`	Mainnet	`146`
Sonic Blaze Testnet	`S`	Testnet	`57054`
Sonic Testnet	`S`	Testnet	`14601`

API reference

Browse the available method groups for this chain:

Debug
EVM
Trace

​What is Sonic Testnet?

​What is the Sonic Testnet (S) JSON-RPC API?

​Making API requests

​Supported networks

​API reference

What is Sonic Testnet?

What is the Sonic Testnet (S) JSON-RPC API?

Making API requests

Supported networks

API reference