Categories › Data & Databases › Vector databases & embeddings
x402 pay-per-call: onchain data (Solana/Base/Polygon), crypto market, JWT/unit utils, x402 stats.
Remote server: your requests and data go to 47620.xyz. Claude Code: claude mcp add --transport http 47620-multichain-data-api-onchain-crypto https://47620.xyz/mcp/multichain · Claude app: Settings → Connectors → Add custom connector.
The tools this server listed when we connected to it, in its own words.
snapshot — Whole-network picture in ONE call: cluster health, slot/epoch (Solana) or chain status (EVM), native/USD price and top trending pairs. chainrisk_check — BEFORE paying an address, get a 0-100 risk score with reasons and a proceed/review verdict, built from re-verifiable on-chain facts. chain -should_pay — Pay-vs-do-not-pay decision for a payee, aggregating on-chain facts into a single verdict. chain -> /x/base-fac/should-pay/:address | /x/polytoken_report — Full token due-diligence in ONE call: price, liquidity, 24h volume, DEX pairs, supply and (EVM) contract metadata. chain -> /x/solana/token-health — Network health for a chosen chain. Paths: solana -> /x/solana/health, base -> /x/base-fac/health, polygon -> /x/polygon-fac/health. Pay-per-balance — Native + stablecoin balances for an address on a chosen chain. Paths: solana -> /x/solana/account/:address, base -> /x/base-fac/balance/:addtx — Transaction status + transfer summary on a chosen chain. Paths: solana -> /x/solana/tx/:signature, base -> /x/base-fac/tx/:hash, polygon -> token — Live price, liquidity, 24h volume + DEX pairs for a token. Paths: solana -> /x/solana/token/:mint, base -> /x/base-fac/token/:address, polyggas — Current gas price + estimated transfer cost. Paths: base -> /x/base-fac/gas, polygon -> /x/polygon-fac/gas. (Solana uses fixed micro-lamporttrending — Trending DEX pairs by 24h volume. Paths: solana -> /x/solana/trending, base -> /x/base-fac/trending, polygon -> /x/polygon-fac/trending. Paycontract — Whether an address is a contract + bytecode size + ERC-20 metadata (EVM). Paths: base -> /x/base-fac/contract/:address, polygon -> /x/polygotrust_check — BEFORE paying a wallet/payee, get a multichain safe|review|avoid verdict built only from re-verifiable on-chain facts (existence, activity, crypto_price — Live crypto spot price in USD for a coin (btc, eth, sol, bnb, xrp, ada, doge, avax, link, matic, arb, op): price + 24h change, high, low andcrypto_ohlcv — OHLCV candle history for a crypto coin: rows [openTime, open, high, low, close, volume]. Optional interval (1m,5m,15m,1h,4h,1d; default 1h) crypto_indicators — Technical indicators for a crypto coin: RSI(14) with overbought/oversold signal, EMA(20), EMA(50), SMA(20/50/200). Optional interval (defaulcrypto_derivatives — Perpetual-futures context for a crypto coin: last funding rate (+%), mark vs index price, next funding time, and open interest (base + USD).crypto_orderbook — Order-book top-of-book for a crypto coin: best bid/ask, mid price, spread (abs + bps), bid/ask depth and book imbalance (>0 = more bids). ->crypto_deep — Full decision pack in ONE call for a crypto coin: spot + 24h stats, last candle, indicators (RSI/EMA/SMA), perpetual funding + open interestcrypto_prices — Batch spot prices for MANY coins in ONE call: pass a comma-separated list (e.g. btc,eth,sol,doge) and get price + 24h change + quote volume crypto_analytics — Analytics snapshot for a crypto coin: realized volatility, trend direction (up/down/sideways), relative volume and position within the recenjwt_decode — Decode a JWT and extract its claims (subject, issuer, audience, expiration with expired flag, issued-at, not-before, algorithm, key id). Decunit_convert — Convert a value between units: length (m/km/mi/ft/in/yd/nmi + Russian verst/sazhen), mass (g/kg/lb/oz + pood/funt), area (m2/ft2/acre/hectarqr_generate — Generate a QR code for any text or URL and return it as inline SVG + base64 data URI. -> /x/util/qr. Pay-per-call ($0.002 USDC).unix_timestamp — Convert between unix epoch and human time: pass seconds, milliseconds or an ISO date, get epoch (s+ms), ISO-8601 UTC and a formatted value isha256_fingerprint — Compute a SHA-256 fingerprint of a string: full hex, colon-separated, short 16-char id and base64. -> /x/util/fingerprint. Pay-per-call ($0.x402_ecosystem_stats — LIVE, sourced snapshot of x402 adoption across the public ecosystem: indexed pay-per-call service count, networks, payment assets, categoriex402_ecosystem_networks — Network and payment-asset histogram of the live x402 ecosystem: which chains (CAIP-2 ids) and which USDC/other assets the indexed pay-per-casolana_snapshot — Whole-network picture in ONE call: cluster health, current slot, epoch progress, SOL/USD price AND top trending pairs. Cheaper than making 5solana_risk_check — BEFORE sending SOL/USDC to any address, run this: returns account type (wallet vs program vs closed), balance, activity, and a 0-100 risk scsolana_token_report — Full token due-diligence in ONE call: live price, liquidity, 24h volume, DEX pairs, on-chain supply and mint authority. Use for token researsolana_health — Solana network health: current slot, epoch, and SOL/USD price. Pay-per-call ($0.001 USDC).solana_token — Live price, liquidity, 24h volume and DEX pairs for any Solana SPL token mint. Pay-per-call ($0.002 USDC).solana_account — Native SOL balance plus every SPL token balance (incl. USDC) for a Solana address. Pay-per-call ($0.002 USDC).solana_tx — Status, slot, fee, block time and transfer summary for a Solana transaction signature. Pay-per-call ($0.003 USDC).solana_trending — Live trending / new Solana DEX pairs by 24h volume. A fresh feed for agents. Pay-per-call ($0.005 USDC).account — [Solana by default] Native SOL balance plus every SPL token balance (incl. USDC) for a Solana address. Pay-per-call ($0.002 USDC).portfolio_multichain — multichain portfolio (USD) — Unified portfolio across Solana + Base + Polygon for one address: native balance with USD value and per-chain twallet_balances_multichain — wallet balances (multichain) — Token balances in one call: native + ERC-20 (USDC/USDT/DAI) on Base and Polygon plus all Solana SPL holdings.wallet_reliability_json — wallet reliability as JSON — Pre-payment reliability read for a wallet or contract: exists, has code, nonce, native balance and a 0-100 scortx_receipt — transaction receipt (multichain) — Normalized receipt for a transaction hash on Solana, Base or Polygon: status, block/slot, from/to, gas. ANot tested by KitScout yet. When our harness runs it, pros, cons and the tasks we tried appear here, with the date and evidence.