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  • API - Introduction
    • Introduction
    • Before you get started
      • Understanding Price Impact and Price Slippage in Token Swaps
      • Token Allowance Management for Non-updatable Allowance Tokens
      • Tokens with taxes
      • Wrapping and Unwrapping Native Tokens
      • Quote expiration deadline
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      • Why disable CORS
      • How to integrate with a reverse proxy
    • Version 2 of our smart contracts
      • Migration to smart contract v2
  • API - GET STARTED
    • QuickStart guide
    • Swagger
    • Information endpoints
      • GET /trade/v1/info/chains
      • GET /trade/v1/info/sources
      • GET/v1/info/cross-providers
      • GET /trade/v1/info/token/search
      • GET /v1/info/token/popular
      • GET /trade/v1/info/token/{chainId}/{tokenAddress}
      • GET /trade/v1/info/tokenLogo/{chainId}/{tokenAddress}
      • GET /info/thorchain-inbound-address
      • GET /trade/v1/info/tx/{txHash}
      • GET /trade/v1/info/trade/{chainId}/{txHash}
      • GET /trade/v1/info/trades
    • Approval
      • GET /trade/v1/{chainId}/approval/spender
      • GET /trade/v1/{chainId}/approval/transaction
      • GET /trade/v1/{chainId}/approval/allowance
    • Single-Chain Swap
      • GET /trade/v1/{chainId}/quote/single
      • GET /trade/v1/{chainId}/swap/single
      • Send transaction in evm chains
      • Send transaction in Solana
    • Cross-Chain Swap
      • GET /trade/v1/{chainId}/quote/cross
      • GET /trade/v1/{chainId}/swap/cross
      • Send transaction
    • Gasless orders
      • POST /trade/v1/gasless/typed-data
      • POST /v1/gasless/estimate
      • POST /v1/gasless/create
      • POST /v1/gasless/cancel
      • GET /trade/v1/gasless/status/{orderId}
      • GET /v1/gasless/orderByAddress/{address}
    • UTXO Assets and Cosmos Swap
      • GET /trade/v1/{chainId}/quote/cross 1
      • GET /trade/v1/{chainId}/swap/cross
      • Sending transactions
    • Efficient Quote Retrieval with Batch Processing
      • GET /trade/v1/{chainId}/batch_quote/single
    • Error Messages
  • GASLESS TRADES
    • Obtaining gasless quotes
    • Gas estimation
    • Executing the trade
    • Following the orders
  • On-Chain Contracts - Get Started
    • Integration with Unizen Contracts for Token Swapping
    • Registering Errors on Smart Contract Calls
  • PERMIT2
    • What is Permit2?
    • Usage in our api
  • WIDGET - Get Started
    • Embed the Unizen Widget
    • Playground
  • Other
    • Smart Contracts
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    • Roadmap
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  1. API - GET STARTED
  2. Cross-Chain Swap

GET /trade/v1/{chainId}/swap/cross

Generate transaction data for single-chain trade via Unizen DEX Aggregator

PreviousGET /trade/v1/{chainId}/quote/crossNextSend transaction

Last updated 1 year ago

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Get a cross swap quote.

post
Path parameters
chainIdnumber ยท enumrequired

The chain ID of the chain to quote on.

Example: 56
Options: 1, 137, 56, 43114, 250, 10, 42161
Header parameters
X-Api-Keystringoptional

Api key

Body
transactionDatastringrequired

The transactionData object obtained from the /quote API, parsed as a string.

nativeValuestringrequired

The native currency value for this transaction, obtained from the /quote API response.

Example: 29422186306758765852
accountstringrequired

The user's address.

Example: 0xF0Fbf42C54Ac40dA016003baD35E5AefaC6E1CE1
Responses
application/json
cURL
JavaScript
Python
HTTP
curl -L \
  --request POST \
  --url '/trade/v1/{chainId}/swap/cross' \
  --header 'Content-Type: application/json' \
  --data '{
    "transactionData": {},
    "nativeValue": "29422186306758765852",
    "account": "0xF0Fbf42C54Ac40dA016003baD35E5AefaC6E1CE1"
  }'
200
{
  "data": {},
  "contractVersion": "V1",
  "estimateGas": "11231133211313",
  "estimateGasError": "Execution reverted",
  "nativeValue": "0"
}

Generate transaction data for cross-chain trade