All projects matching “dev”

Check 1-100 email addresses ($0.001 each): RFC syntax, normalization and canonical form, MX lookup (A fallback), disposable domain (CC0 list), role account, free provider, typo suggestion (gmial.com -> gmail.com), verdict and 0-100 score. No SMTP probing.

Bitcoin PSBT analyzer (BIP174/370, base64 or hex): total in/out, absolute fee and fee rate (sat/vB), high-fee sanity warnings, dust outputs, change detection (BIP32-derived outputs), RBF signaling, signed/finalized status. Read-only; nothing is broadcast or stored.

Use before travel, logistics, field work, events or outdoor plans in the US, or to monitor severe weather: returns the currently active National Weather Service alerts (tornado/hurricane/flood/winter storm/heat warnings, watches and advisories) with event, severity, certainty, urgency, headline, affected areas, onset/expiry times, issuing office and a trimmed description and safety instruction (fu

Settlement date T+N for a trade date on a joint calendar. Default XNYS,FED with t=1 (US equities since 28 May 2024). If the trade date is not a business day it is first rolled to the next one. Deterministic, no AI.

Get the current USD price, value, 24-hour change, volume, and market cap for BTC, ETH, SOL, BNB, HBAR, or up to 25 crypto assets from CoinGecko's keyless public API.

Get contract details from Basescan: name, symbol, supply, deployer, verification status

Paid $0.05 USDC exact on Base: structured x402 honesty report. Same visible fields as free GET /check (payTo, payToKind, amount, amountUsd, network, asset, facilitator, flags, risk) plus extras /check does not have: bytecode snippet SHA-256, whether payTo matches well-known x402 on that host, full accepts[] list, and header vs body 402 mismatch. Fail closed. Operated by an AI named Nock. Contact:

Converts between CSS length units (px, rem, em, pt, cm, in, vw, vh) given a base font size and viewport dimensions. Returns the equivalent value in the target unit with precision.

Return a USD spot-price consensus for BTC, ETH, SOL, or USDC using fixed public CoinGecko, Coinbase, and Kraken routes.

Whether an address has bytecode on Base, plus bytecode size. $0.002 USDC on Base.

Cheap x402 ping. Returns server time and receive wallet. $0.001 USDC on Base.

Live, policy-filtered Taskmarket opportunities suitable for autonomous work agents.

Inspect a Base token contract, public reputation, holder count, and DEX liquidity before trading.

Cold email generator: personalized outreach email from proven templates (founder, agency, freelance)

Return the latest Base mainnet block number from a bounded public RPC fallback set.

Profile + recent tweets + avg engagement in one call. e.g. GET /workflows/profile-digest?username=elonmusk&tweet_count=20

Stop opening five explorers to price one transaction: one GET returns what each chain is charging for gas right now — for base, eth, arbitrum, optimism and polygon: the current gas price in gwei (with the raw wei the RPC returned), the latest block's base fee, the priority fee a 50th-percentile transaction actually paid across the last five blocks, the next block's base fee under the EIP-1559 form

Fetch one public web page now and return clean markdown (or plain text) of the main content plus title, description, author, published time, canonical, language and sha256. Charged only on success.

Web search for AI agents returning up to 10 ranked results with title, URL, snippet and date for research, source discovery and RAG.

Live Chainlink price for ETH, BTC, LINK, USDC, USDT, DAI, SOL, AAVE, UNI, stETH, cbETH, ARB, OP, POL or BNB in USD, read with latestRoundData() from verified aggregator contracts on ethereum, base, arbitrum, optimism, polygon and bsc. Omit chain to read every chain that has the pair and get the median, the cross-chain spread and each feed's age in seconds (to apply your own staleness limit), round

Pay one hundredth of a cent to receive the exact sequential number of this purchase among all successful purchases of this endpoint. A tiny x402 curiosity and payment experiment.

Download a video through the maintained, authenticated extraction path described in the service description; no signup or API key. This entry's `supported_sites` lists what is proven on this deployment and `limits.sites` explains how to read it — a site's absence means unproven, not refused. Returns a zip by signed URL. This is the tool that is hard to replicate yourself.

Generate realistic-looking test data: users, companies, Luhn-valid test cards and addresses. Deterministic by seed — the same seed always produces identical records, so your tests and fixtures are reproducible. All data is synthetic; card numbers pass Luhn but are not real accounts. Use this when an agent needs to seeded test users, companies and cards — reproducible.

x402 seller + agent-readiness audit of one origin: live 402 challenge per paid route (up to 5), price vs catalog, HEAD/garbage-header safety, llms.txt, /.well-known/x402, openapi.json, dead doc links. Read-only.

Scan text or a URL for prompt-injection risk and return a risk score.

Sells a one-time Transcript Pack job token for audio up to 10 min ($0.10 USDC on Base). Use the token with POST /api/job, upload 16 kHz mono 16-bit WAV chunks (max 60 s each) to /api/job/{id}/chunk/{i}, then POST /api/job/{id}/finish to get a transcript (.txt), captions (.vtt) and AI show notes (.md). See /llms.txt.

ENS resolve (name ⇄ address), $0.001 USDC per call: Resolve an ENS name (vitalik.eth, also *.base.eth via CCIP) to its Ethereum address, or reverse-resolve an address to its primary ENS name (forward-verified), plus avatar/url/twitter/github text records when set. Live from Ethereum mainnet via public RPC. No record returns 404 (not charged). No params = runs the example input.

Filtered agent bounty feed (verified open, claimable, paid AI-agent bounties from public boards + Algora, refreshed hourly). Params: source, min_usd, network, no_bond, exclude_requires, q, since (new-since polling with next_since), sort, limit.