DeFi APIs
Swaps, routing, yields, lending, and liquidity endpoints.
371 services
3Route · V6 1 Quote
3route.agents.bakingbad.dev
Price a swap without building a transaction. Returns expected input, output, and gas without constructing an executable transaction. Quotes are informational and can change with liquidity and chain state.
svm402-service · Analyze
svm402.com
Full analysis of a Solana token given its mint address — current price, liquidity, safety risk score, honeypot check, and top-holder concentration. Call this when you need a complete due-diligence report on one token. — $0.03 USDC
Otto AI · Pools Trending
x402.ottoai.services
Trending DEX pools right now — Base, Ethereum, Solana, Polygon, BSC, Arbitrum, Optimism, Avalanche, or network=all for cross-chain across those same 8. Top 10 hottest pools ranked by GeckoTerminal 24h trending: pool address, DEX, price USD, 24h price change, 24h volume, liquidity (TVL), FDV, 24h txns as flat JSON numbers. Trending pools, hot pools, top movers, momentum screener, what is pumping. $0.001 per call.
Otto AI · Market Risk
x402.ottoai.services
Is anything breaking right now? Composite crypto market-stress digest: a 0-100 score (low/moderate/elevated/high) blended from GLOBAL USD-stablecoin depeg health (DefiLlama) and BASE on-chain DEX exit-liquidity, with a per-leg breakdown and an AI risk line. Covers stablecoin systemic risk + Base liquidity microstructure (NOT derivatives or sentiment). Both legs required. A read older than an hour regenerates inline. $0.002 per call.
402Signal · Route
402signal.com
402Signal checks x402 routes across Base, Solana, and Algorand before spending. $0.003 only when a valid live route is found. Normal typed misses are not settled. Seller payment is separate. Your agent keeps the wallet. Routing evidence enters the PQ Trust log on Algorand MainNet. Optional require_route_binding=true adds a signed v4 receipt for buyer-side comparison with current seller terms before signing. Guide: https://402signal.com/developers#route-binding
Otto AI · Yield Markets
x402.ottoai.services
DeFi yield farming markets with live APYs across Aave V3 and Morpho on Base, Ethereum, and other major chains. Find the best stablecoin yield (USDC) and ETH yield for idle capital: returns supply APY, TVL, and vault/market addresses per token, filterable by protocol, chain, or token symbol. Compare DeFi yield rates across lending markets and vaults before depositing.
X402node · Defi Yield Best
api.x402node.dev
Highest-yield DeFi pools across all chains and protocols, filterable by token and chain, TVL-filtered to exclude dust, with base vs reward APY split and impermanent-loss risk - aggregates 16000+ pools into a ranked shortlist agents cannot assemble. best yield, defi yield, highest apy, yield farming, best lending rate, yield aggregator Accepts payment on Base or Solana — either network works.
X402node · Defi Protocol TVL
api.x402node.dev
Total value locked for any DeFi protocol with per-chain breakdown and 7-day change - shows a protocol's size, momentum and which chains it is concentrated on, for agents assessing protocol health and capital flows. protocol tvl, defi tvl, total value locked, protocol size, tvl by chain, protocol momentum, defi protocol stats Accepts payment on Base or Solana — either network works.
US Treasury daily yield curve · Treasury Yield Curve
agent402.tools
Latest US Treasury daily constant-maturity yields (1mo, 3mo, 6mo, 1y, 2y, 3y, 5y, 7y, 10y, 20y, 30y) as clean JSON. Source: FRED DGS* series (St. Louis Fed), public domain, no key. No params - always returns the most recent published curve.
VAPE · Data Yields
vape-x402.vapex402.workers.dev
VAPE yields — Yield pools filtered by chain/project/symbol, ranked by TVL, with apy/apyBase/ilRisk/exposure — enough to tell a real yield venue from a trap (huge APY + tiny TVL = red flag).
VAPE · Data DEX Volumes
vape-x402.vapex402.workers.dev
VAPE dex_volumes — DEX trading volume on a chain by venue, each with its logo (default Base) — real trading activity across the chain's exchanges.
Otto AI · Defi Analytics
x402.ottoai.services
Where DeFi capital is flowing — TVL rankings, fastest-growing vs bleeding protocols, chain-by-chain breakdown, and per-protocol deep dives. Track capital rotation and protocol health. Powered by DefiLlama.
IXS · Vaults
api-dev-v2.ixs.finance
IXS Real world asset vaults — 6% yields, BlackRock exposure, tokenized on-chain
Ozmium Agent API · Loan Markets
ozmium.org
Every listed Morpho Blue market on Base: marketId, full MarketParams (loanToken, collateralToken, oracle, irm, lltv- the id is re-derived and asserted, wrong-market proof), live borrow APY, and LLTV. The input universe for /v1/tx/loan. GET /v1/loan/markets.
WAVE-1 Token Forecaster · Tools Wave 1
mcp.deep3.ai
Short-term price-movement forecast for any crypto token across 7 time horizons.
DeFi Safety Oracle · Honeypot
oracle.cyberwarex.com
Focused honeypot check: a live buy-then-sell simulation against real DEX liquidity (Aerodrome, Uniswap V2/V3/V4). Tells an agent whether the token can actually be SOLD, the round-trip loss percent, and whether GoPlus or honeypot.is flag it too. Catches sell-blocking scam tokens, extreme sell taxes and no-liquidity traps before a buy is placed.
SYNTHORA · Defi Yields
api.hergertsynthora.com
SYNTHORA defi-yields: stablecoin DeFi yields ranked with a risk outlier detector — APY vs class median (>=3x median = the excess yield IS the risk price). Only pools with TVL >= $10M. Source: DefiLlama, free, no key. $0.005 USDC x402 Base.
Otto AI · Pools Search
x402.ottoai.services
Search DEX pools across Base, Ethereum, Solana, Polygon, BSC, Arbitrum, Optimism and Avalanche by token symbol, name, or contract address. Returns pool address, DEX, price USD, 24h volume, liquidity (TVL), FDV, 24h price change and 24h txns as flat JSON numbers — no nested joins. Pool search, pool finder, DEX pools, liquidity pools, onchain pool lookup. $0.001 per call.
Farm Distress Mesh · Venues
trade-production-180b.up.railway.app
Cross-fork lending-venue stress: per venue/chain, positions at risk, total debt at risk, count liquidatable now, tightest health factor.
Barker · Barker Defi Vaults
mcp.barker.money
Query real-time stablecoin supply yield pools from Barker's index of 500+ DeFi protocols. Returns ranked rows with protocol_name, chain_name, asset_symbol, supply_apy_total (decimal — multiply by 100 for %), and supply_tvl (USD). Use for questions like 'best stablecoin yield', 'where to earn on USDC', 'compare lending rates', '稳定币利率'.
TickersFeed · Defi Yields
api.tickersfeed.net
Top DeFi yield farming pools ranked by APY across 500+ protocols and chains — pool, protocol, chain, APY, and TVL as JSON. Filterable by chain and minimum TVL. Use for: best DeFi yields, stablecoin APY comparison, yield farming opportunities, where to earn on USDC. $0.001 USDC per call.
DeFi TVL & Protocol Data · Defi TVL
api.kadec0.xyz
DeFi TVL for protocols and chains. Returns total value locked per DeFi protocol or per chain via DefiLlama, with category, supported chains, and TVL change over time, filterable by category or chain. For DeFi protocol screening, chain-level TVL comparison, and tracking where liquidity is moving. Keyless.
ApiToll DeFi Yields · Crypto Yields
crypto.apitoll.cloud
Highest-yield DeFi pools across every chain and protocol, filterable by chain, project, or asset symbol: each pool returns TVL in USD, total APY with base/reward split, stablecoin flag, impermanent-loss risk, and exposure. Sort by APY or TVL, and set sustainable=true to exclude IL-risky pure reward-emission farms. Find where to earn yield on USDC, ETH, SOL and more. Sourced from DefiLlama.
Seneschal · ZEC Pools
api.seneschal.space
Single-fact: ZEC supply by value pool (transparent/sprout/sapling/orchard/ironwood/lockbox) + NU6.3 "Ironwood" migration readout — pool balance, Orchard remainder, and migration % once the quantum-recoverable Ironwood pool is live (mainnet target ~2026-07-21). The turnstile makes cross-pool flows public; this is the headline number. Sourced from a live operator-run zebra node.