Check

{
  "data_freshness": {
    "fetched_at": "2026-10-13T00:00:00Z",
    "sources": {
      "jupiter_v3_price": "2026-10-13T00:00:00Z"
    }
  },
  "disclaimer": "A pre-trade check, not a recommendation to buy or sell — not price prediction.",
  "mint": "DezXAZ8z7PnrnRJjz3wXBoRgixCa6xjnB7YaB1pPB263",
  "price_usd": 0.000012,
  "reasons": [
    "safety score reads extreme (9.0/10)",
    "honeypot indicators present"
  ],
  "schema": "svm402.check.v1",
  "score": 7.5,
  "sections": {
    "holders": {
      "reasons": [],
      "retail_top10_pct": 8,
      "status": "ok",
      "top10_pct": 15,
      "total_holders": 100000
    },
    "liquidity": {
      "liquidity_usd": 1234567,
      "price_change_24h": 0.4,
      "price_usd": 0.000012,
      "reasons": [],
      "status": "ok",
      "trend": "stable",
      "trend_basis": "24h",
      "volume_to_liquidity_ratio": 1.2
    },
    "safety": {
      "freeze_authority_revoked": false,
      "honeypot": true,
      "liquidity_locked": false,
      "mint_authority_revoked": false,
      "reasons": [],
      "risk_factors": [
        "mint_authority_not_revoked"
      ],
      "risk_label": "extreme",
      "risk_score": 9,
      "status": "ok"
    },
    "wash": {
      "confidence": "high",
      "detected": true,
      "level": "high",
      "organic_buyer_pct": 0,
      "organic_volume_pct": 0,
      "reasons": [
        "wash verdict: high"
      ],
      "status": "ok",
      "trades_per_trader": 60
    }
  },
  "verdict": "avoid"
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://svm402.com/check' \
  -H 'content-type: application/json' \
  --data-raw '{"mint":"DezXAZ8z7PnrnRJjz3wXBoRgixCa6xjnB7YaB1pPB263"}'

# 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 - -X POST 'https://svm402.com/check' \
  -H 'content-type: application/json' \
  --data-raw '{"mint":"DezXAZ8z7PnrnRJjz3wXBoRgixCa6xjnB7YaB1pPB263"}' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

// npm i @x402/fetch @x402/svm @solana/kit @scure/base
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactSvmScheme } from "@x402/svm/exact/client";
import { createKeyPairSignerFromBytes } from "@solana/kit";
import { base58 } from "@scure/base";

// Pays at most $0.03 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.03" });
registerExactSvmScheme(client, { signer: await createKeyPairSignerFromBytes(base58.decode(process.env.SVM_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 $0.03 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fsvm402.com%2Fcheck&method=POST
const res = await pay("https://svm402.com/check", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "mint": "DezXAZ8z7PnrnRJjz3wXBoRgixCa6xjnB7YaB1pPB263"
  }),
});
console.log(res.status, await res.text());

# pip install "x402[requests,svm]"
import os
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.svm import KeypairSigner
from x402.mechanisms.svm.exact.register import register_exact_svm_client

# Pays at most $0.03 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.03"})
register_exact_svm_client(client, KeypairSigner.from_base58(os.environ["SVM_PRIVATE_KEY"]))

with x402_requests(client) as session:
    res = session.post(
        "https://svm402.com/check",
        json={
            "mint": "DezXAZ8z7PnrnRJjz3wXBoRgixCa6xjnB7YaB1pPB263",
        },
    )
    print(res.status_code, res.text)