Quote crypto deposit account - Privy Docs

Get a crypto deposit-account quote

curl --request POST \
  --url https://api.privy.io/v1/deposit_accounts/crypto/quote \
  --header 'Authorization: Basic <encoded-value>' \
  --header 'Content-Type: application/json' \
  --header 'privy-app-id: <privy-app-id>' \
  --data '
{
  "source": {
    "chain": "ethereum",
    "asset": "eth"
  },
  "destination": {
    "chain": "base",
    "asset": "usdc"
  },
  "input_amount": "0.02",
  "slippage_bps": 50
}
'

HttpResponse<String> response = Unirest.post("https://api.privy.io/v1/deposit_accounts/crypto/quote")
  .header("privy-app-id", "<privy-app-id>")
  .header("Authorization", "Basic <encoded-value>")
  .header("Content-Type", "application/json")
  .body("{\n  \"source\": {\n    \"chain\": \"ethereum\",\n    \"asset\": \"eth\"\n  },\n  \"destination\": {\n    \"chain\": \"base\",\n    \"asset\": \"usdc\"\n  },\n  \"input_amount\": \"0.02\",\n  \"slippage_bps\": 50\n}")
  .asString();

const options = {
  method: 'POST',
  headers: {
    'privy-app-id': '<privy-app-id>',
    Authorization: 'Basic <encoded-value>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    source: {chain: 'ethereum', asset: 'eth'},
    destination: {chain: 'base', asset: 'usdc'},
    input_amount: '0.02',
    slippage_bps: 50
  })
};

fetch('https://api.privy.io/v1/deposit_accounts/crypto/quote', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.privy.io/v1/deposit_accounts/crypto/quote",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'source' => [
        'chain' => 'ethereum',
        'asset' => 'eth'
    ],
    'destination' => [
        'chain' => 'base',
        'asset' => 'usdc'
    ],
    'input_amount' => '0.02',
    'slippage_bps' => 50
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Basic <encoded-value>",
    "Content-Type: application/json",
    "privy-app-id: <privy-app-id>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.privy.io/v1/deposit_accounts/crypto/quote"

	payload := strings.NewReader("{\n  \"source\": {\n    \"chain\": \"ethereum\",\n    \"asset\": \"eth\"\n  },\n  \"destination\": {\n    \"chain\": \"base\",\n    \"asset\": \"usdc\"\n  },\n  \"input_amount\": \"0.02\",\n  \"slippage_bps\": 50\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("privy-app-id", "<privy-app-id>")
	req.Header.Add("Authorization", "Basic <encoded-value>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

{
  "input_amount": "0.02",
  "estimated_output_amount": "49.5",
  "created_at": "2026-09-01T12:00:00.000Z"
}

POST

/

v1

/

deposit_accounts

/

crypto

/

quote

Get a crypto deposit-account quote

curl --request POST \
  --url https://api.privy.io/v1/deposit_accounts/crypto/quote \
  --header 'Authorization: Basic <encoded-value>' \
  --header 'Content-Type: application/json' \
  --header 'privy-app-id: <privy-app-id>' \
  --data '
{
  "source": {
    "chain": "ethereum",
    "asset": "eth"
  },
  "destination": {
    "chain": "base",
    "asset": "usdc"
  },
  "input_amount": "0.02",
  "slippage_bps": 50
}
'

HttpResponse<String> response = Unirest.post("https://api.privy.io/v1/deposit_accounts/crypto/quote")
  .header("privy-app-id", "<privy-app-id>")
  .header("Authorization", "Basic <encoded-value>")
  .header("Content-Type", "application/json")
  .body("{\n  \"source\": {\n    \"chain\": \"ethereum\",\n    \"asset\": \"eth\"\n  },\n  \"destination\": {\n    \"chain\": \"base\",\n    \"asset\": \"usdc\"\n  },\n  \"input_amount\": \"0.02\",\n  \"slippage_bps\": 50\n}")
  .asString();

const options = {
  method: 'POST',
  headers: {
    'privy-app-id': '<privy-app-id>',
    Authorization: 'Basic <encoded-value>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    source: {chain: 'ethereum', asset: 'eth'},
    destination: {chain: 'base', asset: 'usdc'},
    input_amount: '0.02',
    slippage_bps: 50
  })
};

fetch('https://api.privy.io/v1/deposit_accounts/crypto/quote', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.privy.io/v1/deposit_accounts/crypto/quote",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'source' => [
        'chain' => 'ethereum',
        'asset' => 'eth'
    ],
    'destination' => [
        'chain' => 'base',
        'asset' => 'usdc'
    ],
    'input_amount' => '0.02',
    'slippage_bps' => 50
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Basic <encoded-value>",
    "Content-Type: application/json",
    "privy-app-id: <privy-app-id>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.privy.io/v1/deposit_accounts/crypto/quote"

	payload := strings.NewReader("{\n  \"source\": {\n    \"chain\": \"ethereum\",\n    \"asset\": \"eth\"\n  },\n  \"destination\": {\n    \"chain\": \"base\",\n    \"asset\": \"usdc\"\n  },\n  \"input_amount\": \"0.02\",\n  \"slippage_bps\": 50\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("privy-app-id", "<privy-app-id>")
	req.Header.Add("Authorization", "Basic <encoded-value>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

{
  "input_amount": "0.02",
  "estimated_output_amount": "49.5",
  "created_at": "2026-09-01T12:00:00.000Z"
}

Omit input_amount to quote approximately $50 of the source asset. Source and destination must both be mainnet or both be testnet. Quotes do not require a wallet ID or an authorization signature.

Authorizations

Authorization

string

header

required

Basic Auth header with your app ID as the username and your app secret as the password.

Headers

privy-app-id

string

required

ID of your Privy app.

Body

application/json

Request body for an indicative crypto deposit-account route quote.

source

DepositAccountCryptoQuoteAsset · object

required

An asset and chain for an indicative crypto deposit-account quote.

Show child attributes

Example:

{ "chain": "base", "asset": "usdc" }

destination

DepositAccountCryptoQuoteAsset · object

required

An asset and chain for an indicative crypto deposit-account quote.

Show child attributes

Example:

{ "chain": "base", "asset": "usdc" }

input_amount

string

A positive decimal amount in the source token’s standard unit, not its smallest on-chain unit.

Maximum string length: 100

Pattern: ^(?=.*[1-9])(?:0|[1-9]\d*)(?:\.\d+)?$

Example:

"1.5"

slippage_bps

integer

Value in basis points: integer from 0 to 10000 (0% to 100%).

Required range: 0 <= x <= 10000

Response

200 - application/json

An indicative quote in token standard units.

An indicative crypto deposit-account quote. Amounts are in token standard units.

input_amount

string

required

Quoted input amount as a decimal string in the source token's standard unit (e.g. "0.02" for 0.02 ETH). Not in the smallest on-chain unit.

estimated_output_amount

string

required

Estimated output amount as a decimal string in the destination token's standard unit. Not in the smallest on-chain unit.

created_at

string<date-time>

required