| https://quickbuild.quynguyenbac.workers.dev/api/ip Returns the caller's public IP address (IPv4/IPv6) as seen at the Cloudflare edge, with approximate geolocation (country, EU flag, continent, region, city, postal code, latitude/longitude, timezone), network (ASN and AS organization), the Cloudflare colo that served the request, | base | USDC | $0.001 | exact |
| https://quickbuild.quynguyenbac.workers.dev/api/base/gas Live gas snapshot for Base mainnet (chain 8453) read from public Base RPC: latest block number/time/utilization, base fee, eth_gasPrice, eth_maxPriorityFeePerGas, the last 10 blocks of base fees, slow/standard/fast EIP-1559 fee suggestions (10th/50th/90th percentile tips) in gwei | base | USDC | $0.001 | exact |
| https://quickbuild.quynguyenbac.workers.dev/api/base/token Inspect a token or any address on Base mainnet: contract vs EOA (incl. EIP-7702 delegation), bytecode size, ERC-20 name/symbol/decimals/totalSupply (raw and formatted; bytes32 symbols handled), proxy implementation (EIP-1967, beacon, ZeppelinOS/FiatToken), whether it is a well-kn | base | USDC | $0.002 | exact |
| https://quickbuild.quynguyenbac.workers.dev/api/base/tx Look up one transaction on Base mainnet by hash: status (success, failed or pending), block, timestamp, confirmations, from/to, value, method id, gas used, effective gas price, fee split into L2 execution and L1 data fee (ETH and USD), contract created, and decoded ERC-20 Transfe | base | USDC | $0.002 | exact |
| https://quickbuild.quynguyenbac.workers.dev/api/base/wallet Balances of one address on Base mainnet in a single call: native ETH, the well-known tokens USDC, USDT, USDbC, DAI, WETH, cbETH, wstETH, AERO (non-zero only, or all with includeZero=true), plus up to 10 extra ERC-20 contracts you pass in `tokens` (symbol/name/decimals read on-cha | base | USDC | $0.002 | exact |
| https://quickbuild.quynguyenbac.workers.dev/api/crypto/price Live crypto prices for up to 25 coins per call: pass tickers in `symbols` (BTC,ETH,SOL,AERO,...; common tickers built in, others resolved by CoinGecko search to the largest coin with that ticker), CoinGecko `ids`, or one token `address` + `chain` (base default; ethereum, arbitrum | base | USDC | $0.001 | exact |
| https://quickbuild.quynguyenbac.workers.dev/api/fx/rate Foreign-exchange rates from one base currency (`from`, default USD) to a list of currencies (`to`, comma-separated, or "all"; default 14 majors incl. EUR, GBP, JPY, CNY, INR, KRW, VND), with `amount` converted. Live mode uses Coinbase public exchange rates (updated about every mi | base | USDC | $0.002 | exact |
| https://quickbuild.quynguyenbac.workers.dev/v1/embeddings Drop-in OpenAI Embeddings endpoint: POST {input: string | string[], model, encoding_format: float|base64, dimensions} and get {object: "list", data: [{embedding, index}], model, usage}. Models (Cloudflare Workers AI): bge-m3 (1024-d, multilingual (100+ languages), 8192-token cont | base | USDC | $0.001 | exact |
| https://quickbuild.quynguyenbac.workers.dev/launchcheck/full LaunchCheck full report for one public URL: status code, HTTPS/redirects, title/description, Open Graph/Twitter card, robots.txt/sitemap/noindex, plus up to 50 links checked for breakage, og:image load check, desktop 1280x800 and mobile 390x844 JPEG screenshots, edge TTFB and rea | base | USDC | $0.05 | exact |