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

What is Cronos?

Cronos is an EVM-compatible mainnet. Its ticker symbol is CRO.

What is the Cronos (CRO) 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=25. Include the JSON-RPC method and params in the request body.

Supported networks

NetworkSymbolTypeChain ID
CronosCROMainnet25

API reference

Browse the available method groups for this chain: