OpenFinance · OpenData · Compliance-enabled API implementation · Multi-chain & CeFi/DeFi blended scenarios
We provide end-to-end protocol analysis, authorization integrations and runnable API source code for exchanges, custodial wallets and financial products (REST / WebSocket / gRPC), focusing on compliance and least-privilege design.
# Server-side API key + secret signing (pseudo)
POST /api/v1/account/balances
Content-Type: application/json
API-KEY: xxxxx
X-SIGN: HMAC_SHA256(nonce + body, API_SECRET)
{ "user_id": "cust_1234", "include_zero": false }
Response:
{
"status": "ok",
"balances": [
{"symbol":"BTC","available":"0.01234","locked":"0.00000"},
{"symbol":"USDT","available":"1200.50","locked":"0.00"}
],
"timestamp": 1699999999
}
// WebSocket subscribe example (pseudo)
ws.connect('wss://api.exchange.example/ws')
ws.send(JSON.stringify({"op":"subscribe","channel":"ticker","symbol":"BTCUSDT"}))
// Receive: {"ch":"ticker","symbol":"BTCUSDT","price":"60321.12","ts":1699999999}
Common credentials: merchant ID, API keys, certificates (if any), test cards/accounts, callback IP whitelist.
All integrations are based on authorized access or public APIs. We provide data minimization, logging/audit recommendations, and can support NDA and security assessments.
We are a studio focused on app protocol analysis and authorized API integration for payments, wallet services and fintech. Our core services include protocol analysis, OpenData/OpenFinance integration, and runnable source code with documentation.
Ready to start? Visit our contact page to submit your target app name and requirements.
Binance is a leading global crypto exchange offering hundreds of tokens, with CeFi and Web3 capabilities (spot, staking, farms, Launchpad, wallet, etc.). It provides custody, seamless switching to self-custody wallets, extensive payment and top-up options, and 24/7 multilingual support with strict KYC processes.