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Financial Data x402 – DeFi Protocol Stats
x402
Financial Data x402 – DeFi Protocol Stats is a paid API for AI agents from x402financialdata.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-09-13).
Returns real-time TVL, market cap, token symbol, and chain-level breakdown for a specific DeFi protocol identified by its slug.
Price / call$0.01
Success—
StatusUnknown
How this service works
Pay-per-call stock, macro, on-chain, and crypto data over the x402 protocol. USDC on Base or Solana, no API keys, no subscriptions.
Output
A JSON object containing the protocol's canonical name, slug, token symbol, snapshot timestamp, total TVL in USD, market cap in USD, TVL percentage changes over 1 day and 7 days, and an ordered list of the top chains by TVL with individual chain TVL values in USD.
Example use cases
DeFi portfolio TVL monitoring
“Check the current TVL and 1-day TVL change for Aave so I can see if the protocol is growing or shrinking right now.”
Cross-chain liquidity breakdown
“For Uniswap, show me which blockchains hold the most TVL and how much is on each chain.”
DeFi market cap vs TVL comparison
“What's the TVL versus market cap ratio for Curve Finance right now — I want to see if it's trading at a premium or discount to its locked assets.”
Technical details
Endpoint
GEThttps://x402financialdata.com/defi-protocol/%7Bslug%7DWhen to prefer
Choose this endpoint when you need real-time DeFi protocol TVL, market cap, and chain-level breakdowns without committing to a subscription or managing API keys — ideal for autonomous agents that pay per call in USDC via the x402 protocol. Prefer it over traditional data APIs (CoinGecko, DefiLlama APIs requiring keys) when operating in a crypto-native agent environment that already handles x402 micropayments.
Side effects
- Unknown or misspelled slug returns a 404 or empty result
- Payment failure (insufficient USDC balance) causes a 402 response and no data returned
- Stale data if on-chain indexing lags; check the as_of timestamp
- Protocol not yet indexed returns no data even if the protocol exists on-chain
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| properties | string |
Output
Schema · Response
{
"type": "json",
"example": {
"name": "Uniswap",
"slug": "uniswap",
"as_of": "2026-08-01T20:53:59+00:00",
"symbol": "UNI",
"tvl_usd": 3033677596,
"market_cap_usd": 2537468332.689303,
"tvl_change_pct": {
"1d": -0.982,
"7d": -3.8588
},
"top_chains_by_tvl": [
{
"chain": "Ethereum",
"tvl_usd": 2147635713
},
{
"chain": "Base",
"tvl_usd": 362190494
},
{
"chain": "Arbitrum",
"tvl_usd": 171492784
},
{
"chain": "BSC",
"tvl_usd": 97416638
},
{
"chain": "Polygon",
"tvl_usd": 72485443
}
]
}
}Tags
x402
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