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Classic Swap
API version: 6.1
Introduction
Quick start
Methods
Find the best quote to swap with 1inch Router GET
Generate calldata to swap on 1inch Router GET
Address of the 1inch Router that is trusted to spend funds for the swap GET
Generate approve calldata to allow 1inch Router to perform a swap GET
Get the number of tokens that the 1inch Router is allowed to swap GET
List of liquidity sources that are available for routing in the 1inch Aggregation Protocol GET
List of tokens that are available for swap in the 1inch Aggregation protocol GET
Migration
Migration from v5.0 to v5.2
Migration from v5.2 to v6.0
Migration from v6.0 to v6.1
Docs·APIs·Swap API·Classic Swap·Methods·6.1·Address of the 1inch Router that is trusted to spend funds for the swap

Address of the 1inch Router that is trusted to spend funds for the swap

GEThttps://api.1inch.com/swap/v6.1/{chain}/approve/spender
Supported on:
ArbitrumAvalancheBaseBNB ChainZKsyncEthereumGnosisOptimismPolygonLineaSonicUnichain

Parameters

chain
* number path

Request Body

This request doesn’t have any request body.

1

Returns

200
SpenderResponse object
address
* string
Address of the 1inch Router that is trusted to spend funds for the swap
JSON
1

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