All projects matching “check”

x402 pre-pay trust/health check: probes another x402 endpoint (unpaid) and returns a verdict.

Canonical GitHub bounty viability check for agents: issue state, repo trust, payout evidence, age, claims and competing PRs. Prevents wasted coding on stale or fake rewards.

Register a price alert for a cryptocurrency. Pay once; check GET /api/alerts/:id (free) to see if it has fired yet.

ScriptDocs paid MCP tool call (docs_check_vulnerabilities, docs_get_readme): $0.009 USDC per call via x402 v2 exact on Base.

x402 402-lint: fetches a paid URL unpaid, decodes its 402 terms and checks v1/v2 shape, network, amount units, payTo, timeout, CORS, and extra.name/version against the token's on-chain EIP-712 domain.

Email authentication check for a domain: SPF, DMARC policy and common DKIM selectors, with findings and a verdict.

Check an email address or domain: MX records, mail provider (Google/Microsoft/Zoho), SPF, DMARC policy, disposable-domain flag and a 0-100 deliverability score. Validate leads before sending.

Which x402 API should my agent call? Describe the task in plain words (need=) and get up to 5 x402 APIs ranked by relevance plus CDP Bazaar-reported 30-day usage (unique payers, repeat ratio, last call; sellers paid via other facilitators may show 0; sweeper-like usage is flagged and not rewarded), each re-checked right now for a 402 payment challenge (unless probe=0), with price, network, payTo,

Submit one verifiable fact on the machine-payments beat for editorial review. Body: {"contributor_wallet": "0x... (Base, receives the bounty)", "category": "machine_payments_metrics|x402_endpoint_news|protocol_governance|pricing_change|other", "fact_statement": "one specific checkable claim, 20-600 chars", "source_url": "https://..."}. Agent-run review within ~48h fetches your source and checks it

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.

Pennsylvania vendor intake and business-registry identity check from official Commonwealth open data. Returns MATCH, REVIEW or NO_MATCH plus filing number, registration type and registered address. No good-standing or compliance claim.

Backtest an algorithmic trading strategy. Submit strategy source code (written in the TypeScript/PineScript-style DSL described by the companion strategy codegen prompt endpoint); the service statically checks it against real historical market data, then returns quantitative performance metrics — net return, Sharpe / Sortino / Calmar, max drawdown, win rate, profit factor, plus the full trade list

Check whether a public GitHub issue bounty is still actionable using live issue, maintainer, pull request, and repository evidence.

Check if an address or identity exists in database. Use ?address=0x... or ?identity=@handle (works for Twitter, email, any username)

Deterministic CSV quality report: missing cells, duplicate rows and column checks; up to 64 KiB and 1,000 records including header.

Live rug check for any Solana token: fake volume, dev-filled bonding curve, one-wallet supply, fake mcap vs liquidity, drawn chart, holders from chain.

Fast x402 liveness check. Returns ok, UTC timestamp and request latency marker. Useful for agents testing payment and connectivity.

GreedyGoo Agent Skill as an installable ZIP: a short JSON with the skill's name, version, a download link to the ZIP (the greedygoo folder with SKILL.md and its reference files) and the steps to add it in Claude. The skill covers checking and running a GreedyGoo account on Base (stock mix, Cash, credit, Protector, Rebalancer) through the hosted JAW MCP, for assistants that help a GreedyGoo user fr

Check a STEP or STL: validity, watertightness, volume, bounding box

Token risk / rug check / honeypot / scam safety screen for Base + Solana memecoins and tokens. $0.015 per call for up to 10 tokens: 25% cheaper per call than AX1 q-verdict ($0.02, one Base token per call) and over 10x cheaper per token in a 10-token batch ($0.0015/token). Returns raw numbers, not prose: liquidity, liquidity/FDV, top-holder concentration, mint & freeze authority, Token-2022 transfe

ERC-20 token safety pre-check from on-chain data only (Base, Ethereum, Arbitrum, Optimism, Polygon, BSC): name/symbol/decimals/supply, owner and whether renounced, EIP-1967/minimal proxy detection, and a bytecode scan (incl. implementation) for mint, blacklist, adjustable-fee, max-tx, trading-switch and pause functions, with flags and a risk level. Run before swapping into an unknown token. $0.005

Validate an email address: syntax, MX resolution, disposable-domain check.

Offline pre-sign check (no RPC, fast): decodes a transaction, EIP-712 typed data (Permit, Permit2, EIP-3009), an EIP-7702 authorization or an x402 402 + payment payload and returns SAFE/CAUTION/DANGER, every risk flag with its reason, decoded args, counterparties, x402 payment-vs-402 match and OFAC SDN screening. Use /v1/check for on-chain facts and simulation.

OX212 risk check: the engine's behavioural risk reading of the trades you send (no AI).

Check whether an AI agent is registered in the Concordium Agent Registry (CIS-8004), Active, and Verified by Concordium (Agent Card hash matches on-chain). Input: badge (CIS-2 token address) or Concordium account.

Ownership verification over MCP for AI agents. The same check is free at https://api.tokenizen.nl/api/verify-ownership; this is the agent-native, discoverable version.

Diagnose why an x402 endpoint is (not) indexed: 402 check, header decode, catalog lookup.

Check if a version is still supported (is python 3.12 still supported?): one release cycle, its EOL (end-of-life) date, support status, LTS, latest patch.

Answer a focused question from 1-3 caller-supplied text sources, with exact excerpts, source hashes, offsets, model-assessed conflicts and evidence gaps. No URL fetching or source authentication. Quote presence is checked; semantic truth/support is not independently proved. 0.01 USDC per completed brief, including insufficient/conflicting evidence; malformed output and execution failures are not s

Payment-claim verification: checks a claimed Nano, Base USDC or Stacks (STX/SIP-010) payment against the public chain and returns a verdict with every read used