Returns swap and bridge quotes with ready-to-sign transaction data. This single endpoint combines quoting and transaction building, no separate step is needed. The response includes multiple offers from providers like 1inch, ParaSwap, and 0x, each containing the estimated output, slippage bounds, gas estimate, and a complete transaction object (to, from, data, value, gas) that can be passed directly to a wallet for signing. A 0.8% Zerion fee is included in the quoted amounts. Response time is typically 5–10 seconds due to multi-provider aggregation.
Basic authentication header of the form Basic <encoded-value>, where <encoded-value> is the base64-encoded string username:password.
Information about what the wallet wants to send.
Information about what the wallet wants to receive.
Gas price in wei. If nothing specified then current market classic gas price is used.
x >= 0The source to be used for exchanges search. If nothing specified then all is used.
Available exchange sources.
all, weth, 1inch-v4, 0x, defi-sdk, uniswap-v2, uniswap-v3, sushiswap, trisolaris, wintermute, paraswap, hashflow, movr "0x"
Order of output transactions result. If nothing specified then amount is used.
amount, time Maximum slippage value for the transaction to be approved. Slippage is a term used in crypto exchanges to describe the difference between the expected price of a trade and the actual price at which the trade is executed. It occurs due to the volatility and liquidity of the market, and can result in a higher or lower price than expected. If nothing specified then 2 is used.
0 <= x <= 3Integrator service related parameters.