MARKET MONITOR / CATALOGUE Services 132,752 MCP listed 40,868 x402 91,965 Rails Base / Solana / Polygon / Arbitrum Imported 2026-10-31 · 3 sources
Task

Crypto

724 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.

Account nonce x402 REST usage

The transaction count of an account, which is the nonce its next transaction must carry. Ask for block "pending" to include transactions already in the mempool, which is what you want before signing; the default "latest"...

agent402.tools Crypto & Payments 10 calls / 30d checked 2026-10-31
0.001 USDC per call per call

Contract storage slot x402 REST usage

Read one 32-byte storage slot from a contract, the raw state under whatever the source code calls it. Returns the word as hex plus three readings of the same bytes - unsigned integer, address (low 20 bytes) and boolean -...

agent402.tools Search & Research 10 calls / 30d checked 2026-10-31
0.001 USDC per call per call

Token total supply x402 REST usage

The circulating total supply of an ERC-20, read from the token contract itself rather than from an aggregator, so it is the number the chain holds at the block you asked for. Returns the raw uint256 and the same figure f...

agent402.tools Data & Finance 10 calls / 30d checked 2026-10-31
0.001 USDC per call per call

Multi-digest checksum x402 REST usage

Compute MD5, SHA-1, SHA-256, SHA-512, and CRC32 checksums of a string in a single call. Useful for verifying file or payload integrity across different checksum standards without needing five separate tools.

agent402.tools Data & Finance 10 calls / 30d checked 2026-10-31
0.001 USDC per call per call

DEX volume by protocol x402 REST usage

Decentralized exchanges ranked by 24h spot volume with 7d, 30d, 1y and all-time volume, change, the chains each trades on and sector totals. Use it when an agent needs to know where onchain spot volume is happening or ho...

agent402.tools Data & Finance 10 calls / 30d checked 2026-10-31
0.001 USDC per call per call

NFT metadata lookup x402 REST usage

Resolve the metadata for a single NFT: title, description, image URLs (original + cached CDN), attributes/traits, and the standard (ERC-721 vs ERC-1155). Useful when you have a contract+tokenId and need the display data...

agent402.tools Crypto & Payments 10 calls / 30d checked 2026-10-31
0.001 USDC per call per call

DeFi protocol TVL x402 REST usage

Look up the current Total Value Locked (TVL) for a DeFi protocol from an open DeFi analytics API. Identify the protocol by its slug (uniswap, aave, lido, ethena, etc.). Returns the total TVL plus per-chain breakdown and...

agent402.tools Data & Finance 10 calls / 30d checked 2026-10-31
0.001 USDC per call per call

Resolve Uniswap V3 pool address x402 REST usage

Look up the Uniswap V3 pool address for a token pair + fee tier on Ethereum, Base, Polygon, Arbitrum, or Optimism. Pass either order (tokenA/tokenB) - the factory sorts internally. Returns 0x0…0 if no pool has been deplo...

agent402.tools Data & Finance 10 calls / 30d checked 2026-10-31
0.001 USDC per call per call

ERC-20 token metadata x402 REST usage

Resolve an ERC-20 contract address to its on-chain metadata: symbol, decimals, name, and logo URL where available. Use this to humanize a raw contract address before showing it to a user or before computing fiat values.

agent402.tools Data & Finance 10 calls / 30d checked 2026-10-31
0.001 USDC per call per call

Token spot price (USD) x402 REST usage

Return the current USD spot price for an ERC-20 token, identified by its contract address and network. Sourced from an aggregated market price feed. Use this for portfolio-value calculations or to denominate a balance in...

agent402.tools Data & Finance 10 calls / 30d checked 2026-10-31
0.001 USDC per call per call

crypto-news x402 REST usage

Aggregated crypto news with sentiment: deduplicated headlines from many major crypto outlets (CoinDesk, Cointelegraph, Decrypt, Bitcoin Magazine, The Block, CryptoSlate), each scored bullish/bearish/neutral by a crypto-t...

api.agentstools.dev Search & Research 2 calls / 30d checked 2026-10-31
0.005 USDC per call per call

Crypto Order Book (L2 Depth) x402 REST usage

Live L2 order book for a crypto perp market: aggregated bids and asks with price, size and resting-order count per level, plus the best bid/ask spread, spread % and mid price. Real-time market-depth snapshot for a coin (...

crypto.openverbs.com Data & Finance 5 calls / 30d checked 2026-10-31
0.002 USDC per call per call

n0brains x402 REST usage

Current cross-asset macro conditions for crypto: liquidity, volatility, rates and upcoming calendar risk (CPI, FOMC, etc), with a per-asset directional bias only when the live composite supports one. For setting risk pos...

api.n0brains.com Data & Finance 5 calls / 30d checked 2026-10-31
0.002 USDC per call per call

Factline x402 REST usage

Currency exchange rates and FX conversion, official ECB reference rates for USD, EUR, GBP, JPY and 25 more. Use to convert an amount between currencies with an official, citable rate: the European Central Bank's referenc...

factline.dev Data & Finance 10 calls / 30d checked 2026-10-31
0.001 USDC per call per call

Large ERC-20 Transfer Feed x402 REST usage

Read recent large ERC-20 transfers directly from Base, Ethereum, or Arbitrum by scanning Transfer logs over the most recent blocks and filtering by a minimum token amount. Defaults to USDC on Base. Public RPC providers c...

ai-data-marketplace-1042299154756.us-central1.run.app Crypto & Payments 2 calls / 30d checked 2026-10-31
0.005 USDC per call per call

Top DEX pools by TVL x402 REST usage

Top DEX pools (Uniswap, Sushi, Curve, Aerodrome, etc.) ranked by current TVL - filterable by chain and project. Sourced from an open DeFi analytics yields API (keyless). Each row carries chain, project slug, symbol pair,...

agent402.tools Data & Finance 10 calls / 30d checked 2026-10-31
0.001 USDC per call per call

Token Price Snapshot x402 REST usage

Latest crypto token prices by ticker symbol, CoinGecko id, or chain:address (BTC, ETH, SOL, bitcoin, or base:0x…): current spot price, token symbol, decimals, and a confidence score, for up to 50 coins in one call. Pass...

store.agentexchange.work Data & Finance 1 calls / 30d checked 2026-10-31
0.01 USDC per call per call

Omnia Odds x402 REST usage

AI-model probability estimate for a yes/no question that resolves by a date: probability, rationale, drivers and what to watch, anchored on live prediction-market prices when they exist. Not a calibrated or track-recorde...

odds.rjhsignaltech.workers.dev Search & Research 1 calls / 30d checked 2026-10-29
0.01 USDC per call per call

FTSO Yggdrassil x402 REST usage

Real-time cryptocurrency price from the FTSO Yggdrassil value provider

api.ftso-yggdrassil.com Data & Finance 5 calls / 30d checked 2026-10-31
0.002 USDC per call per call

TBS Crypto & DeFi API x402 REST usage

Complete crypto and DeFi snapshot in ONE call for AI agents: spot prices for your tokens, full market data (market cap, 24h volume, supply, 24h change) for the lead token, top-10 chains by TVL, and the best yield pools b...

x402.tbs-digital.com Data & Finance 10 calls / 30d checked 2026-10-31
0.001 USDC per call per call

Crypto News Headlines x402 REST usage

Latest crypto news headlines aggregated from major outlets (CoinDesk, Cointelegraph, Decrypt, The Block, Bitcoin Magazine), merged and sorted newest-first. Query: limit (1-50, default 20), source (optional outlet filter)...

x402.shizu.me Search & Research 3 calls / 30d checked 2026-10-31
0.003 USDC per call per call

DeFi Fees TOP x402 REST usage

Top DeFi protocols by 24h fees (DefiLlama): name, 24h/7d fees USD, 1d change, plus market total. No params. Use when an agent needs which protocols earn the most.

x402-data-api.sigrunner.workers.dev Data & Finance 3 calls / 30d checked 2026-10-31
0.003 USDC per call per call

token-oracle x402 REST usage

Checks whether a token contract address is real, matches its claimed symbol, and whether its supply figures match an independent source (CoinGecko) — before trading, coding, or reporting against it. Catches hallucinated/...

token-oracle.fly.dev Data & Finance 3 calls / 30d checked 2026-10-31
0.003 USDC per call per call

Crypto OHLCV Candles x402 REST usage

OHLCV candles for a crypto pair from Coinbase Exchange at 1m, 5m, 15m, 1h, 6h or 1d, up to 300, oldest first. Use for charting, technical indicators (RSI, moving averages) and backtests.

bess-x402.onrender.com Data & Finance 3 calls / 30d checked 2026-10-31
0.003 USDC per call per call

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