Auth examples

PowerShell

$key = 'esk_live.123a123a'
$uri  = 'https://api.emigro.co/public/emigroswap/quote'
$hdrs = @{ 'x-api-key' = $key; 'Content-Type' = 'application/json' }

curl

curl -X POST 'https://api.emigro.co/public/emigroswap/quote' \
  -H 'x-api-key: esk_live.123a123a' \
  -H 'Content-Type: application/json' \
  -d '{"fromTokenAddress":"0x...","toTokenAddress":"0x...","amount":"100","chainId":8453}'

Node.js (axios)

import axios from "axios";

const res = await axios.post(
  "https://api.emigro.co/public/emigroswap/quote",
  {
    fromTokenAddress: "0x833589fCD6EdB6E08F4c7C32D4f71B54bDa02913",
    toTokenAddress: "0x0b3e328455c4059EEb9e3f84b5543F74E24e7E1b",
    amount: "100.00",
    chainId: 8453,
    slippage: 0.5
  },
  {
    headers: { "x-api-key": "esk_live.123a123a" }
  }
);

console.log(res.data);

---

Common Authentication Errors

Code	Error	Meaning
401 Unauthorized	Missing API key	Header x-api-key is not present
401 Unauthorized	Invalid API key	Key hash not found or malformed
403 Forbidden	API key disabled	The key exists but is inactive
429 Too Many Requests	Daily quota exhausted	The key exceeded its allowed quota