# Services from agentx402pay.com on Zero

> agentx402pay.com serves 19 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/agentx402pay.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/agentx402pay.com/health.json

## Services

- [x402 Crypto Market Data](https://www.zero.xyz/c/x402-crypto-market-data-56119b2a/llms.txt): $0.01/call via x402. Returns rich market data (rank, 24h high/low, volume, ATH, and more) for one or more cryptocurrencies by CoinGecko coin ID
- [x402 ENS Resolver](https://www.zero.xyz/c/x402-ens-resolver-078f9b82/llms.txt): $0.01/call via x402. Resolves an ENS name to an Ethereum address, or reverse-resolves an EVM address to its primary ENS name
- [x402 Kalshi Market Detail](https://www.zero.xyz/c/x402-kalshi-market-detail-6cdc2a69/llms.txt): $0.01/call via x402. Fetches full detail for a single Kalshi prediction market by ticker, including yes/no prices, volume, status, and resolution result
- [x402 Multi-Chain EVM JSON-RPC Proxy](https://www.zero.xyz/c/x402-multi-chain-evm-json-rpc-proxy-aa01af29/llms.txt): $0.01/call via x402. Provides safelisted read-only JSON-RPC access to major EVM blockchains (Base, Ethereum, Polygon, Arbitrum, Optimism) via standard methods like eth_call, eth_getBalance, and eth_getBlockByNumber
- [x402 Prediction Market Divergence](https://www.zero.xyz/c/x402-prediction-market-divergence-8387d7be/llms.txt): $0.05/call via x402. Finds prediction-market questions priced differently on Polymarket vs. Kalshi, surfacing cross-platform probability divergences as arbitrage signals
- [x402 Wallet Balance Lookup](https://www.zero.xyz/c/x402-wallet-balance-lookup-59a0f8ee/llms.txt): $0.01/call via x402. Returns native and optional ERC-20 token balances for an EVM wallet address across major chains (Base, Ethereum, Polygon, Arbitrum, Optimism)
- [x402 Web Search](https://www.zero.xyz/c/x402-web-search-b5e69902/llms.txt): $0.015/call via x402. Performs real-time web searches via Exa, returning ranked results with title, URL, published date, author, and relevance score
- [x402 Polymarket Market Detail](https://www.zero.xyz/c/x402-polymarket-market-detail-51eaf9df/llms.txt): $0.01/call via x402. Retrieves full details—prices, volume, liquidity, and resolution status—for a single Polymarket prediction market identified by its slug
- [x402 Text Generator](https://www.zero.xyz/c/x402-text-generator-d71d1685/llms.txt): $0.05/call via x402. Generates text responses to arbitrary prompts using Google Gemini LLM, billed per request via x402 micropayments
- [Gold Source Indexing Agent](https://www.zero.xyz/c/gold-source-indexing-agent-c7a1b6c2/llms.txt): $0.05/call via x402. Indexes a document (text or URL) into structured sections and blocks with exact UTF-16 character spans, section paths, SHA-256 fingerprints, and coverage checks — without rewriting the content.
- [x402 Crypto Price Lookup](https://www.zero.xyz/c/x402-crypto-price-lookup-4253c6ad/llms.txt): $0.01/call via x402. Returns current price, 24-hour change, and market cap for one or more cryptocurrencies, quoted in a chosen fiat currency
- [x402 Crypto Trending](https://www.zero.xyz/c/x402-crypto-trending-195dbef5/llms.txt): $0.01/call via x402. Returns the top trending cryptocurrencies ranked by current search interest
- [x402 DeFi Chain TVL Ranking](https://www.zero.xyz/c/x402-defi-chain-tvl-ranking-4052cd0c/llms.txt): $0.01/call via x402. Returns blockchains ranked by total DeFi value locked (TVL) across all protocols, with a configurable result limit
- [x402 DeFi Protocol TVL](https://www.zero.xyz/c/x402-defi-protocol-tvl-b2abcb42/llms.txt): $0.01/call via x402. Returns a DeFi protocol's current total value locked (TVL) broken down by chain, plus market cap data, via a micropayment-gated API
- [x402 Gas Price Oracle](https://www.zero.xyz/c/x402-gas-price-oracle-1b2344d7/llms.txt): $0.01/call via x402. Returns current gas price and EIP-1559 fee estimates (base fee, priority fee) for major EVM chains including Base, Ethereum, Polygon, Arbitrum, and Optimism
- [x402 Kalshi Markets](https://www.zero.xyz/c/x402-kalshi-markets-7d5d6e37/llms.txt): $0.01/call via x402. Search or list open Kalshi regulated US prediction markets by keyword, returning market titles and metadata
- [x402 Polymarket Markets](https://www.zero.xyz/c/x402-polymarket-markets-1369cb48/llms.txt): $0.01/call via x402. Search or list active Polymarket prediction markets ranked by 24-hour trading volume
- [x402 Trend Insights](https://www.zero.xyz/c/x402-trend-insights-5c0f235b/llms.txt): $0.01/call via x402. Returns Wikipedia page-view volume and momentum data for a given topic, with optional related article titles on the premium tier
- [x402 Weather API](https://www.zero.xyz/c/x402-weather-api-23025838/llms.txt): $0.01/call via x402. Returns live current weather conditions for a specified city, powered by Open-Meteo data

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)