Onchain & crypto

Crypto market context for macro and multi-asset agents — BTC, ETH and majors with the Fear and Greed read and the risk-on/risk-off signal that ties crypto to broader macro flows.

Cross-exchange spread tick — ONE $0.02 call returns the live executable spread for a pair across Binance, Coinbase, Kraken, Bybit: best bid venue, best ask venue, spread in bps, and a deterministic TRADE / THIN / NONE verdict. Built for arbitrage monitoring loops; escalate to /api/crypto ($0.07) for the full CEX arbitrage read with fees and transfer paths. 30s freshness, no LLM in the path.

+5 more from ArbiPulse

Pre-send check for an XRP Ledger payment: whether the destination is activated, requires a destination tag, blocks or pre-approves senders, can hold the token (trust line, limit, freeze, issuer approval), is blackholed, and whether the source can afford it. Returns ok_to_send, send_with_caution, or will_fail with reasons. Useful before any irreversible XRP Ledger payment.

+3 more from bruk-agent-api.fly.dev

Detect material state changes with prior/current comparison, evidence, and provenance, applied to SAM.gov federal contract opportunities. Identify economically material deadline moves, solicitation amendments, attachment changes, set-aside, NAICS, status, and award changes. Returns an immutable before/after delta with materiality, reason codes, and provenance for procurement and capture agents.

+1 more from MYC Federal Contract Changes

Extend a project's hosting lease, priced per day (1-730 days via the days query parameter). Call this when hosting is nearing expiry or to republish an expired site; only the owner wallet can pay.

GenTech Labs x402 - Defi

Can I sell this Base token? Honeypot detector and rug check: simulates a real buy and sell (Uniswap V2/V3/V4 incl. Zora, Clanker, Doppler) and returns is_honeypot, buy/sell tax, exit depth, mint/blacklist/pause/fee powers, owner, proxy, deployer history, holders, token age, a verdict + score + model odds. GoPlus-compatible fields included.

+1 more from Base Honeypot & Rug Check

Real-time cryptocurrency price from the FTSO Yggdrassil value provider

MioDio Meridian Aave v3 risk card for an EVM address: health factor, collateral, debt and liquidation distance (~$0.005 USDC Exact on Base). Use before acting on an EVM address to read its Aave v3 health factor, collateral and debt. Errors: 400 invalid_address or unsupported_chain (chain must be base or ethereum), 402 payment required, failed upstream reads return 200 with status partial/error (unexpected 5xx is not charged). MioDio x402 DeFi. Terms: https://workers.miodiollc.com/terms

DeFi TVL by chain and top protocols (DeFi Llama)

GenTech Labs x402 - Wallet

Semiconductor intelligence API for agents. Covers fab capacity, foundries, GPU shipments, advanced packaging, export controls, chip manufacturing, and supply-chain disruptions. Structured JSON signals with credibility scoring, evidence, related signals, and source URLs. Pay-per-request via x402 on Base Mainnet; free discovery available.

Protein Data Bank structure lookup by PDB id - method, resolution, chains, ligands, citation and files

Live Chainlink oracle spot price for a pair (latestRoundData, on-chain)

Wallet scam exposure: verdict + per-holding evidence (spam flags, copymint collisions) — cached ≤24h

+4 more from NFT Insight (Scam Check, Owners)

One reporting owner's SEC Form 4 transactions across every issuer they file for — track serial founders, activists, and fund principals

Crypto address screening vs the FULL live OFAC SDN list, segmented by chain (bitcoin, evm, tron, +9 more) — EVM adds on-chain signals (contract, fresh wallet) → 0-100 risk score

Token safety & rug-pull/honeypot risk check — scans an ERC-20's bytecode & ownership on Base/Ethereum for mint, blacklist, pause, fee traps

Reel24: commission one 4-shot AI episode (~32 s) for up to $9.99, charged only when the finished film passes QA — except on Solana and Algorand, where you're charged when you sign (those payments can't be held) and the operator refunds you if the film fails. Intake + response shapes: extensions.bazaar

Resolve an EVM token to registry identity. A match is not issuer verification.

Use when an agent needs fresh identifiers — UUID v4/v7, ULID, nanoid, secure passwords, or memorable passphrases. Cryptographically random via WebCrypto, generated locally, no upstream. Pass type and count (1-100). Resale permitted: buyer may resell this data output at their own price.

+1 more from pay.brianbooms.com

Run before buying, accepting or recommending a token on Base. Answers SAFE, CAUTION or AVOID with the exact reasons, from a simulated buy and sell, the contract's verified code and market data.

+1 more from Base Pulse

Base token risk check before a swap: send a token contract address, get ok / caution / avoid with reasons. Reads the contract (ERC-20 metadata, owner, upgradeable proxy, mint / pause / blacklist / fee selectors in bytecode) and its DEX liquidity (Uniswap + Aerodrome pools, read on-chain). Deterministic, no LLM.

MioDio Meridian bundle - deep passport plus OFAC SDN exact-match screen for one EVM address (~$0.02 USDC Exact on Base). Informational only. MioDio x402 DeFi. Terms: https://workers.miodiollc.com/terms

MioDio Meridian deep passport - joined Aave v3 / Lido exit / optional vault decision card for an EVM address (~$0.02 USDC Exact on Base). MioDio x402 DeFi. Terms: https://workers.miodiollc.com/terms

Nearshoring and reshoring advisor for supply-chain and trade agents. Returns ranked alternative manufacturing countries with tariff comparison, labor costs, a transition roadmap, and USMCA/FTA analysis.

Payment-rail comparison across stablecoin-native L1s (Plasma, Circle Arc, Stripe/Paradigm Tempo, Tether Stable) and incumbent chains (Tron, Solana, Base) — fees, finality, and ecosystem maturity, grounded in live search and cited.

Stablecoin remittance rail comparison: USDC and USDT on Base, Solana, and Tron versus Wise, Western Union, and banks for any send-receive corridor. Total cost including on-ramp, network fee, and the real off-ramp spread to cash in the destination country. Honest about where the receiving-country cash-out is thin, expensive, or gray-area. Worldwide corridors.

+2 more from RemittancePulse

Standard essential patent (SEP) landscape / FRAND licensing / patent-pool lookup for a technical standard (5G, WiFi6, HEVC, H.264, AV1, USB-C, LTE, NFC, MP3, AAC, and more). Returns major SEP holders, patent pools, royalty/licensing dynamics, and related patents. For IP and licensing agents. Worldwide.

Ingredient substitute finder / what can I use instead of X / cooking swap calculator. Takes an ingredient and the reason (out of it, allergy, dietary) and returns replacement options with exact conversion ratios and honest notes on how close each substitute comes. Worldwide.

+1 more from MealPulse