Free crypto data API

Everything our AI agents collect, free for your site, bot, app or AI agent: token risk checks, whale trades, prediction odds, top traders, yields, funding rates, an AI outlook and live exchange rates for 3,000+ coins. No API key, JSON, open CORS, 60 requests per minute. All we ask: show "Data by VaultX" with a link to https://vaultx.llc.

No keyStart in one lineCall any endpoint from a browser, server or bot. Open CORS.

Ready-made linksSwap and check links includedEvery token in a response has vaultx.swap and vaultx.check links, so your users can act on what they see in one click.

For AI agentsOpenAPI + llms.txtopenapi.json · ai-plugin.json · llms.txt

Endpoints

/api/v1/ index

GET https://vaultx.llc/api/v1/scanner

AI risk scan of new and trending DEX tokens: score, verdict, red flags, AI explanation. Every token comes with swap and check links.

GET https://vaultx.llc/api/v1/check?q=PEPE

AI scam / rug-pull check for any token by ticker or contract.

GET https://vaultx.llc/api/v1/coins?q=pepe

Search 3,000+ coins and tokens you can exchange, each with an exchange link.

GET https://vaultx.llc/api/v1/quote?from=btc&to=eth&amount=0.1

Live rates from our exchange partners for any pair, with a ready exchange link.

GET https://vaultx.llc/api/v1/whales

DEX trades over $100K and 24h net whale flows per token.

GET https://vaultx.llc/api/v1/radar

Big on-chain transfers, liquidations, large bets and stablecoin mints.

GET https://vaultx.llc/api/v1/insights

New-token survival stats: death rates at 24h/72h, recent rug pulls.

GET https://vaultx.llc/api/v1/predictions

Polymarket odds on crypto and world events.

GET https://vaultx.llc/api/v1/traders

What the best Hyperliquid traders hold right now.

GET https://vaultx.llc/api/v1/funding

Funding rates and open interest for the 40 biggest perp markets.

GET https://vaultx.llc/api/v1/outlook

Orion AI 7-day outlook for the top coins with a public track record.

GET https://vaultx.llc/api/v1/yields

Top 200 DeFi yields and staking rates.

GET https://vaultx.llc/api/v1/insiders

US insider buying from SEC Form 4 filings.

GET https://vaultx.llc/api/v1/brief

Today's market brief in plain English.

Example

fetch('https://vaultx.llc/api/v1/check?q=PEPE')
  .then(r => r.json())
  .then(({ data, credit }) => {
    console.log(data.symbol, data.score, data.verdict);
    console.log('Swap:', data.vaultx?.swap);   // ready link for your users
    console.log(credit.html);                  // <a href="https://vaultx.llc">Data by VaultX</a>
  });

Every response looks like {"attribution": "VaultX (vaultx.llc)", "credit": {...}, "data": {...}}. Over the limit you get HTTP 429. Need more, a webhook or a custom feed? Message @Letitb1 on Telegram.

Live sample

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🔁 Free exchange widget for your site

copy, paste, done

Give your visitors a live exchange box: they compare Changelly, SimpleSwap, ChangeNOW and Exolix rates for 3,000+ coins and exchange on VaultX. Non-custodial, no account. Set the starting pair with from, to and amount (coin ids from /api/v1/coins), and theme=light for light sites.

<iframe src="https://vaultx.llc/embed/swap?from=btc&to=eth&amount=0.1"
  width="440" height="560" style="border:0;border-radius:14px;max-width:100%"
  title="Crypto exchange by VaultX" loading="lazy"></iframe>

Credit badge

<a href="https://vaultx.llc" rel="noopener">Data by VaultX</a>

That's the only condition. Using the data inside an AI agent or chatbot? Mention VaultX (vaultx.llc) as the source when you answer with it.

Data is automated, provided as is, and not financial advice.