# Services from edge.goldsky.com on Zero

> edge.goldsky.com serves 11 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/edge.goldsky.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/edge.goldsky.com/health.json

## Services

- [Goldsky Feeds: Wallet Token Transfers](https://www.zero.xyz/c/goldsky-feeds-wallet-token-transfers-48b5a0cc/llms.txt): $0.05/call via x402. Retrieves on-chain token transfer history for a given wallet address across multiple blockchain networks, with optional USD pricing and token metadata.
- [Goldsky Feeds: Wallet Token Balances](https://www.zero.xyz/c/goldsky-feeds-wallet-token-balances-ff246023/llms.txt): $0.05/call via x402. Returns token balances across chains for a given wallet address, with optional USD pricing, metadata, and pagination
- [Goldsky Feeds: Token Prices by Address](https://www.zero.xyz/c/goldsky-feeds-token-prices-by-address-1a26d5c0/llms.txt): $0.05/call via x402. Returns on-chain token metadata and USD prices for one or more token addresses across chains
- [Goldsky Feeds - Polymarket Positions](https://www.zero.xyz/c/goldsky-feeds-polymarket-positions-76f4df87/llms.txt): $0.005/call via x402. Retrieve a wallet address's current prediction market positions on Polymarket, including amounts, average prices, and realized PnL
- [Goldsky Feeds API – Chain Head Block](https://www.zero.xyz/c/goldsky-feeds-api-chain-head-block-b4efd223/llms.txt): $0.005/call via x402. Returns the current head block number, timestamp, and lag for a specified blockchain chain
- [Goldsky Edge RPC — Avalanche C-Chain (EVM Chain 43114)](https://www.zero.xyz/c/goldsky-edge-rpc-avalanche-c-chain-evm-chain-43114-f84c6906/llms.txt): $0.005/call via x402. Executes standard EVM JSON-RPC calls against the Avalanche C-Chain (chainId 43114) via Goldsky's pay-per-call Edge RPC gateway
- [Goldsky Polymarket Balances Feed](https://www.zero.xyz/c/goldsky-polymarket-balances-feed-0113502b/llms.txt): $0.005/call via x402. Returns token balances for a given wallet address on Polymarket, including position tokens and USDC holdings, with optional filtering and pagination
- [Goldsky Feeds API – Blocks by Chain](https://www.zero.xyz/c/goldsky-feeds-api-blocks-by-chain-9f5f28ff/llms.txt): $0.005/call via x402. Returns a paginated list of recent blocks for a specified blockchain, including block metadata and chain state.
- [Goldsky Feeds – Base Chain Blocks](https://www.zero.xyz/c/goldsky-feeds-base-chain-blocks-fc0c12c7/llms.txt): $0.005/call via x402. Returns paginated block-level data for the Base blockchain, including block number, timestamp, hash, author, gas, and transaction count
- [Goldsky Feeds – Base Chain Head Block](https://www.zero.xyz/c/goldsky-feeds-base-chain-head-block-cf3fa614/llms.txt): $0.005/call via x402. Returns the latest (head) block number, timestamp, and lag for the Base blockchain in real time
- [Goldsky Feeds: Polymarket Activity](https://www.zero.xyz/c/goldsky-feeds-polymarket-activity-0a9075eb/llms.txt): $0.005/call via x402. Fetches paginated activity data from Polymarket prediction markets via Goldsky's onchain data feed

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)