Bitcoin Testnet (BTC) Overview - Uniblock Docs

Bitcoin Testnet is a non-EVM testnet. It is a testnet for Bitcoin. Its ticker symbol is BTC. Use Uniblock’s JSON-RPC endpoint to read chain state, send transactions, and interact with smart contracts through a single API surface across providers.

Connect to Bitcoin Testnet

Send JSON-RPC requests with POST to: https://api.uniblock.dev/uni/v1/json-rpc?chainId=bitcoin-testnet Include the JSON-RPC method and parameters in the request body.

Example request

Make a simple getblockcount request with cURL:

curl --request POST 'https://api.uniblock.dev/uni/v1/json-rpc?chainId=bitcoin-testnet' \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: YOUR_UNIBLOCK_API_KEY' \
  --data '{"jsonrpc":"2.0","method":"getblockcount","params":[],"id":1}'

Network	Symbol	Type	Chain ID
Bitcoin	`BTC`	Mainnet	`bitcoin`
Bitcoin Testnet	`BTC`	Testnet	`bitcoin-testnet`
Bitcoin Testnet 4	`BTC`	Testnet	`bitcoin-testnet4`

API reference

Browse the available method groups for this chain:

Bitcoin

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