Pay per request via x402 — no API keys, no accounts, no subscriptions
+2 free endpoints: Market Overview · Arbitrage Scanner
List new AMM pairs or pools in the last N minutes on Base chain
0.0005 ETH
curl -X POST https://soon-preparing-constraints-weeks.trycloudflare.com/fresh-markets-watch -H "Content-Type: application/json" -d '{"chain":"base","window_minutes":60}'
x402Base
Estimate safe slippage tolerance for any swap route
0.0005 ETH
curl -X POST https://soon-preparing-constraints-weeks.trycloudflare.com/slippage-sentinel -H "Content-Type: application/json" -d '{"token_in":"0x420...","token_out":"0x833..."}'
x402Base
Detect arbitrage opportunities across DEXs on Base
0.0005 ETH
curl -X POST https://soon-preparing-constraints-weeks.trycloudflare.com/cross-dex-arbitrage -H "Content-Type: application/json" -d '{"token_address":"0x420..."}'
x402Base
Scan any token on Base for rug pull risks, honeypots, mint functions, and blacklists
0.0005 ETH
curl -X POST https://soon-preparing-constraints-weeks.trycloudflare.com/token-safety-scan -H "Content-Type: application/json" -d '{"token_address":"0x420..."}'
x402Base
Analyze liquidity depth, concentration, and impermanent loss risk for any pool on Base
0.0005 ETH
curl -X POST https://soon-preparing-constraints-weeks.trycloudflare.com/pool-liquidity-depth -H "Content-Type: application/json" -d '{"pair_address":"0x..."}'
x402Base
Find pools with best estimated yields on Base by volume/liquidity ratio
0.0005 ETH
Top traded pairs on Base chain with price changes and volumes
GET /market-overview
Detect price differences for same token across Base DEXs
GET /arbitrage-scanner
1. Send a POST request to any service endpoint
curl -X POST https://soon-preparing-constraints-weeks.trycloudflare.com/fresh-markets-watch -H "Content-Type: application/json" -d '{"chain": "base", "window_minutes": 60}'
2. You will receive a 402 Payment Required response with a PAYMENT-REQUIRED header containing the manifest
3. Send exactly 0.0005 ETH to the wallet address on Base chain
4. Re-submit your request with the transaction hash
curl -X POST https://soon-preparing-constraints-weeks.trycloudflare.com/fresh-markets-watch -H "Content-Type: application/json" -d '{"claim": true, "txHash": "0x...", "input": {"chain": "base"}}'
Send ETH to this wallet on Base (chainId: 8453)
0xa41A2ab6b3097536484399a8DfA3e6c37C329545
Base Mainnet · Chain ID: 8453 · Any amount ≥ 0.0005 ETH