All projects on Base matching “usd”

Appraxa IP Valuation /v1/ip/basic (price USD 0.99)

Cross-chain bridge route quotes: compares LI.FI and Across for EVM transfers (Ethereum, Base, Arbitrum, Optimism, Polygon), computes net received value in USD, filters unsafe routes and ranks the best one with alternatives. Quote only, non-custodial.

Fetches current USD prices of BTC, ETH, and also quant predictions for BTC and ETH for the next 5 minutes and 8 hours using Allora Network.

Use for cryptocurrency prices across thousands of coins and tokens: pass CoinGecko ids (bitcoin,ethereum,solana; up to 25) or ticker symbols (BTC,ETH,SOL; up to 5, resolved to the highest-ranked coin with that symbol). Returns price, 24h change %, market cap, 24h volume and last-updated time per coin, in one or more vs currencies (usd default; eur, btc, eth, …). Use /v1/crypto/search to find ids.

UK postcode lookup (ONS Postcode Directory via postcodes.io): lat/lon, country, region, local authority, ward, parliamentary constituency, NHS ICB, police force, LSOA. Unknown postcode = not charged.

Catalog of the macro liquidity series x402 serves (Fed net liquidity, global central bank balance sheets), with unit, source and update frequency ($0.01). Daily readings, not weekly: the Fed's weekly H.4.1 balance sheet is merged with the daily Treasury General Account and overnight reverse repo data, so the aggregate liquidity series update each business day instead of once a week.

Complete real-time cryptocurrency price snapshot from the FTSO Yggdrassil value provider

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Verify a Base (mainnet, default) or Base Sepolia transaction is a successful, confirmed transfer of native Circle USDC (not a look-alike token) to an expected recipient for an exact or minimum amount. Checks receipt status, canonical block, confirmations, optional payer, notBefore/maxAge windows; returns verdict valid|invalid|pending|not_found with machine-readable reasons and the matched Transfer

Verify that a Base mainnet transaction paid at least N USDC to an address (optionally from a given sender, with K confirmations). Returns matched transfer, block time and confirmations. Read-only.

Read-only native Circle USDC transfers across six EVM chains and Solana.

Quorum-verified Base USDC receipt across two of three public RPC sources: transaction status, recipient, amount and confirmations

DDG agent-payable service request

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Decision-ready GPU rental cost report for 24-720 GPU-hours. Avoid paying $30 more for a 24h H100 rental. Compare spreads, uptime, and get a rent/hold decision. Returns cheapest and recommended A100/H100/RTX offers, price spread, estimated cost at your hours, 7-day history and a rent/don't-rent call - not just a price list. GET ?model=A100&hours=24, optional compare=H100 and format=markdown; $0.10