Onchain & crypto

Chinese temple fortune slip divination (求签, 签文, 抽签). Draws a numbered qianzi slip from traditional Chinese temple oracles (Guanyin 观音, Guan Di 关帝, Mazu 妈祖), returns slip number, level (上签, 中签, 下签), classical poem, and interpretation. For Chinese folk oracle, temple lottery, divination, fortune queries. Accepts payment on Base or Solana — either network works.

+17 more from api.cn402.com

Ethereum mainnet JSON-RPC from an independently operated full node. One call per payment, no account or API key. Serves eth_, net_ and web3_ methods. Blocks, transactions, receipts and logs from the Merge (block 15537394) onward. Current state only, not an archive node: historical state calls are refused, not charged. eth_getLogs capped at 10000 blocks. Raw transactions go out via public relays. Price scales with method cost.

+4 more from 402rpc

For bots that poll: crowd-state events (a perp entering or leaving a state) since a timestamp, newest first, up to 7 days back. Each event is signed with the mark price at the time. Not investment advice.

+9 more from Annalist

A deliberately cheap paid call, for checking that your wallet, network and x402 client actually work against this gateway before you spend more on a real product. It settles a real payment and echoes back what we saw: network, scheme, amount and your address.

+4 more from DexL Agents

Generate strong random secrets from the platform CSPRNG, with the entropy in bits so you can judge them. Four alphabets, including one with no look-alike characters for anything a human has to read back.

Native coin balance (ETH, MATIC...) for any address, on Base, Ethereum, Polygon, Arbitrum or Optimism. Flat price, no rate limits, no API key. Via eth_getBalance.

Who owns a given ERC721 token id, plus its tokenURI and collection name in the same call. Answers is this NFT still theirs without an indexer or an API key. Via eth_call (ownerOf).

Next transaction nonce for any address, and whether the address is a contract. What an agent needs before signing a transaction. Via eth_getTransactionCount.

Rich cross-source market report for 50+ assets (crypto, stablecoins, forex, metals): Chainlink + DEX pools, TVL-weighted VWAP, total pool TVL, recent change and volatility — all computed by us from on-chain state.

Cash cost to buy a target share count at price. Call when pre-trade cash check for prediction-market size targets. Returns total cost as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory only; the caller owns capital, risk, and production controls.

Live gas on Ethereum, Base, Arbitrum, Optimism, Polygon — base fee, priority fee tiers, and USD transfer cost, straight from chain RPC.

Check any wallet balance across 5 EVM chains. Returns native or ERC-20 balance with threshold check, block height, and on-chain receipt. Supports Base, Ethereum, Arbitrum, Optimism, and Polygon.

AI agent for SAP analytics: firms, day rates, contract radar, news, concepts, studies

44 MCP tools to search, value, register, trade, and manage ENS names. AI-powered intelligence layer.

Crypto market intelligence, token rug-checks, and wallet verification in one MCP server.

Instant rug-check for any EVM or Solana token, distilled to one clear 0-10 risk verdict.

+1 more from auth.xbarry.ai

Build and manage your design system with AI: tokens, themes, components, icons, Figma and code.

Tenderly MCP server for blockchain dev — simulate, debug, and test on 100+ networks.

On-chain blockchain data for AI agents across Ethereum, Bitcoin, and Hyperliquid.

Public data intelligence for AI agents — CVE, compliance, patents, contracts, domains.

Self-hosted MCP server: 26 deterministic dev, security, and EVM tools.

Runs your code against a contract; HELD or BROKE at the exact input. Deterministic. 0.10 USDC/call.

Solana + Robinhood-Chain token safety & net-USD accumulation intel for trading agents.

Pre-trade safety verdicts for agents: token rug/honeypot, calldata guard, wallet risk — signed x402.

Solana pre-trade safety for agents: rug check, honeypot sell-sim, drainer scan, tx preflight.

Validator incident data for AI agents across Solana, Ethereum, Sui, and Cosmos.

Wallet and payments for AI agents: auto-pay x402 APIs in USDC on XDC, within on-chain limits.

Japan real estate data: transactions, land prices, vacancy, hazard, zoning & more.

Crypto analytics via x402: free BTC/ETH/SOL prices, AI analysis and reports in USDC.

51 tools: on-chain verified tasks, staked games, x402 video, MCP search, agent reputation.