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Reference

SDK, CLI, APIs, and network details

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Exact options, commands, endpoints, and network values. For step-by-step guides, see Build.

Payments

radius-sdk: options, helpers, receipts, and error codes for the TypeScript SDK.
radius-cli: commands for local wallets, transfers, and paying x402 endpoints.
x402 facilitator API: verify and settle endpoints of the Radius facilitator.

Network

Network and RPC: chain IDs, RPC endpoints, explorers, and faucets.
Fees: gas pricing, transaction costs, and Turnstile conversion.
Contract addresses: stablecoin and utility contracts on testnet and mainnet.
Ethereum compatibility: where Radius differs from Ethereum.

JSON-RPC

Overview: how the JSON-RPC interface behaves on Radius.
Methods: supported methods, parameters, and differences.