Solana Token Price

{
  "data": {
    "attributes": {
      "h24_price_change_percentage": {
        "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2": "3.3870290336"
      },
      "h24_volume_usd": {
        "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2": "965988358.733808"
      },
      "last_trade_timestamp": {
        "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2": 1711356300
      },
      "market_cap_usd": {
        "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2": "6692452895.779648"
      },
      "token_prices": {
        "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2": "2289.33"
      },
      "total_reserve_in_usd": {
        "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2": "1576179559.94669772339136684208"
      }
    },
    "id": "1ba898f0-eda2-4291-9491-9a5b323f66ef",
    "type": "simple_token_price"
  }
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://pro-api.coingecko.com/api/v3/x402/onchain/simple/networks/solana/token_price/:solana_address?include_24hr_price_change=true&include_24hr_vol=true&include_inactive_source=true&include_market_cap=true&include_total_reserve_in_usd=true&mcap_fdv_fallback=true'

# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - 'https://pro-api.coingecko.com/api/v3/x402/onchain/simple/networks/solana/token_price/:solana_address?include_24hr_price_change=true&include_24hr_vol=true&include_inactive_source=true&include_market_cap=true&include_total_reserve_in_usd=true&mcap_fdv_fallback=true' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

// Pays at most $0.01 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.01" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.01 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fpro-api.coingecko.com%2Fapi%2Fv3%2Fx402%2Fonchain%2Fsimple%2Fnetworks%2Fsolana%2Ftoken_price%2F%3Asolana_address
const res = await pay("https://pro-api.coingecko.com/api/v3/x402/onchain/simple/networks/solana/token_price/:solana_address?include_24hr_price_change=true&include_24hr_vol=true&include_inactive_source=true&include_market_cap=true&include_total_reserve_in_usd=true&mcap_fdv_fallback=true");
console.log(res.status, await res.text());

# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Pays at most $0.01 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.01"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://pro-api.coingecko.com/api/v3/x402/onchain/simple/networks/solana/token_price/:solana_address?include_24hr_price_change=true&include_24hr_vol=true&include_inactive_source=true&include_market_cap=true&include_total_reserve_in_usd=true&mcap_fdv_fallback=true")
    print(res.status_code, res.text)