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MARKET MONITOR / CATALOGUE Services 83,399 MCP listed 39,682 x402 43,726 Rails Base / Solana / Polygon / Arbitrum Imported 2026-10-26 · 2 sources
Task

Block

34 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.

Onchain Query API x402 REST usage

ENS name resolution in both directions on Ethereum mainnet. Pass name to resolve an ENS name to its address (forward), or pass address to get that address's primary ENS name (reverse, forward-verified so spoofed reverse...

chain.cyberwarex.com Crypto & Payments 49 calls / 30d checked 2026-10-26
0.003 USDC per call per call

Oblique Markets x402 REST usage

Use when an agent needs base block number. Returns Fetch the current Base mainnet block number from redundant public RPCs and return structured JSON with source and freshness metadata. $0.002.

api.oblique.markets Other services 62 calls / 30d checked 2026-10-26
0.002 USDC per call per call

Saylor Innovations On-Chain Data x402 REST usage

Ethereum block by number or latest - hash, time, transaction count, gas used, base fee and miner

saylorinnovations.com Crypto & Payments 8 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Block number, Arbitrum One x402 REST usage

Block number, Arbitrum One. Latest block number and block details on Arbitrum One, or any block by decimal number: hash, timestamp, transaction count, gas used and limit, base fee in gwei and producer. Use for timestamps...

agent-data-tools.revmesh2074.workers.dev Crypto & Payments 5 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Block number, Base x402 REST usage

Block number, Base. Latest block number and block details on Base, or any block by decimal number: hash, timestamp, transaction count, gas used and limit, base fee in gwei and producer. Use for timestamps and confirmatio...

agent-data-tools.revmesh2074.workers.dev Crypto & Payments 5 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Block number, Ethereum x402 REST usage

Block number, Ethereum. Latest block number and block details on Ethereum, or any block by decimal number: hash, timestamp, transaction count, gas used and limit, base fee in gwei and producer. Use for timestamps and con...

agent-data-tools.revmesh2074.workers.dev Crypto & Payments 5 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Block number, Optimism x402 REST usage

Block number, Optimism. Latest block number and block details on Optimism, or any block by decimal number: hash, timestamp, transaction count, gas used and limit, base fee in gwei and producer. Use for timestamps and con...

agent-data-tools.revmesh2074.workers.dev Crypto & Payments 5 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Block number, Polygon PoS x402 REST usage

Block number, Polygon PoS. Latest block number and block details on Polygon PoS, or any block by decimal number: hash, timestamp, transaction count, gas used and limit, base fee in gwei and producer. Use for timestamps a...

agent-data-tools.revmesh2074.workers.dev Crypto & Payments 5 calls / 30d checked 2026-10-26
0.01 USDC per call per call

DefiLlama DeFi TVL & Yields x402 REST usage

Batch historical token prices by DefiLlama — prices for many coins at many timestamps in one call (coins is a JSON map).

defillama.use.x402atlas.com Data & Finance 9 calls / 30d checked 2026-10-26
0.005 USDC per call per call

47620 Polygon Data API x402 REST usage

Trending polygon DEX pairs by 24h volume (top boosted tokens on DexScreener).

47620.xyz Data & Finance 2 calls / 30d checked 2026-10-26
0.02 USDC per call per call

Block receipts (one block, x402 REST usage

Every transaction receipt in one block, fetched as a single upstream read and summarized: tx count, succeeded vs failed, total gas used, total fees, log count, contract creations, tx-type mix - plus compact per-transacti...

agent402.tools Infrastructure 7 calls / 30d checked 2026-10-26
0.005 USDC per call per call

47620 Base Data API x402 REST usage

Header + summary for a base block by number (or "latest"): hash, timestamp, tx count, gas used and base fee.

47620.xyz Productivity & Docs 7 calls / 30d checked 2026-10-26
0.005 USDC per call per call

Aether x402 REST usage

Wallet balance on Base: the native ETH balance of any address, read live from the chain. Input: address

aether-x402.vercel.app Crypto & Payments 21 calls / 30d checked 2026-10-26
0.001 USDC per call per call

Block info x402 REST usage

Header-level detail for one block on Ethereum, Base, Polygon, Arbitrum, or Optimism: hash, timestamp (unix + ISO), transaction count, gas used/limit, base fee. Pass a block number, 0x hex, or "latest". Keyless multi-endp...

agent402.tools Crypto & Payments 17 calls / 30d checked 2026-10-26
0.001 USDC per call per call

btc-block x402 REST usage

Bitcoin block metadata by height or hash (or the chain tip when neither is given), fused with the current difficulty-adjustment context, a computed halving countdown and a network hashrate snapshot. Informational, not ad...

api.agentstools.dev Other services 2 calls / 30d checked 2026-10-26
0.008 USDC per call per call

Latest block number x402 REST usage

The latest block number on Ethereum, Base, Polygon, Arbitrum or Optimism from keyless public nodes with fallback. Use it as the cheapest possible on-chain read: a liveness check for a chain, a timestamp anchor for a quer...

agent402.tools Crypto & Payments 16 calls / 30d checked 2026-10-26
0.001 USDC per call per call

Base Block x402 REST usage

🆕 One block on Base — height, hash, parent, timestamp and age in seconds, transaction count, gas used against the limit, and the base fee in gwei. Takes a block number, a 0x… block hash, or latest / finalized / safe / e...

402.com.tr Data & Finance 7 calls / 30d checked 2026-10-26
0.002 USDC per call per call

EVM Block x402 REST usage

Fetch a block header by number, hash, or "latest" on Ethereum, Base, Arbitrum, Optimism, Polygon, or BNB Chain: timestamp, miner, gas used/limit, base fee, transaction count, size. Public JSON-RPC, no API keys. POST a JS...

keyronne.com Crypto & Payments 4 calls / 30d checked 2026-10-26
0.003 USDC per call per call

chain-block-number x402 REST usage

Latest block number on Base, Ethereum, Arbitrum, Optimism, Polygon or BSC. $0.01 per call.

chain.intel.rallylive.ca Data & Finance 1 calls / 30d checked 2026-10-26
0.01 USDC per call per call

chain-block x402 REST usage

Block by number (or latest): time, hash, transaction count, gas used and limit, base fee, proposer. Default chain Base; prefix another: ethereum:, arbitrum:, optimism:, polygon:, bsc:. $0.01 per call.

chain.intel.rallylive.ca Data & Finance 1 calls / 30d checked 2026-10-26
0.01 USDC per call per call

EVM block height x402 REST usage

Latest block height and timestamp of any supported chain, plus how old the chain head is in seconds. Tells an agent whether a node is in sync. Via eth_getBlockByNumber.

flat-rate-llm.kikoribera03.workers.dev Other services 2 calls / 30d checked 2026-10-26
0.005 USDC per call per call

Block header by block hash x402 REST usage

Block header by block hash — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Data & Finance 3 calls / 30d checked 2026-10-26
0.003 USDC per call per call

Latest Block Number x402 REST usage

The current chain tip (latest block height) via eth_blockNumber, across Base, Ethereum, Optimism, Arbitrum, Polygon, Gnosis. The freshness read settlement, indexing and trading agents poll to know where the chain is. Liv...

store.agentexchange.work Crypto & Payments 9 calls / 30d checked 2026-10-26
0.001 USDC per call per call

ManyLives Onchain x402 REST usage

Live balances of a Base wallet: native ETH and US-dollar stablecoin, plus its transaction count.

api.manylives.me Crypto & Payments 4 calls / 30d checked 2026-10-26
0.002 USDC per call per call

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