# Axiom Works AgentReader Chain API

**Canonical:** https://apis.io/apis/axiomworks-co-uk/axiomworks-co-uk-chain-api/  
**Provider:** Axiom Works AgentReader — https://apis.io/providers/axiomworks-co-uk/  
**Base URL:** https://api.axiomworks.co.uk  
**Documentation:** https://api.axiomworks.co.uk/dashboard

Axiom Works AgentReader Chain API is one of 68 APIs that [Axiom Works AgentReader](https://apis.io/providers/axiomworks-co-uk/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Chain. The published artifact set on APIs.io includes an OpenAPI specification.

The Chain API from Axiom Works AgentReader — 21 operation(s) for chain.

## Operations (42)

| Method | Path | Summary |
|---|---|---|
| GET | `/chain/erc20-balance` | ERC20 token balance for any wallet on Base/Ethereum/Arbitrum/Optimism/Polygon… |
| POST | `/chain/erc20-balance` | ERC20 token balance for any wallet on Base/Ethereum/Arbitrum/Optimism/Polygon… |
| GET | `/chain/balance` | Native coin balance (ETH/POL) of any address via eth_getBalance, optionally at… |
| POST | `/chain/balance` | Native coin balance (ETH/POL) of any address via eth_getBalance, optionally at… |
| GET | `/chain/live-balance` | Live wallet balance — native ETH/POL plus up to 20 caller-supplied ERC20 tokens… |
| POST | `/chain/live-balance` | Live wallet balance — native ETH/POL plus up to 20 caller-supplied ERC20 tokens… |
| GET | `/chain/block-number` | Latest block height (chain tip) plus safe/finalized heights and head age in… |
| POST | `/chain/block-number` | Latest block height (chain tip) plus safe/finalized heights and head age in… |
| GET | `/chain/nonce` | Next transaction nonce for any address (latest and pending) via… |
| POST | `/chain/nonce` | Next transaction nonce for any address (latest and pending) via… |
| GET | `/chain/total-supply` | Total supply of an ERC20 or ERC721 token via totalSupply (eth_call), formatted… |
| POST | `/chain/total-supply` | Total supply of an ERC20 or ERC721 token via totalSupply (eth_call), formatted… |
| GET | `/chain/erc20-transfers` | ERC20 Transfer events for a token and/or wallet via eth_getLogs, decoded (from… |
| POST | `/chain/erc20-transfers` | ERC20 Transfer events for a token and/or wallet via eth_getLogs, decoded (from… |
| GET | `/chain/events` | Contract event logs via eth_getLogs filtered by contract and topics (topic0 =… |
| POST | `/chain/events` | Contract event logs via eth_getLogs filtered by contract and topics (topic0 =… |
| GET | `/chain/network-info` | EVM network info in one call: chain ID, client version, block height, head age… |
| POST | `/chain/network-info` | EVM network info in one call: chain ID, client version, block height, head age… |
| GET | `/chain/receipt` | Transaction receipt via eth_getTransactionReceipt: success/revert status, gas… |
| POST | `/chain/receipt` | Transaction receipt via eth_getTransactionReceipt: success/revert status, gas… |
| GET | `/chain/code` | Is this address a contract or a wallet (EOA)? |
| POST | `/chain/code` | Is this address a contract or a wallet (EOA)? |
| GET | `/chain/call` | Read-only contract call via eth_call (no transaction sent): pass to +… |
| POST | `/chain/call` | Read-only contract call via eth_call (no transaction sent): pass to +… |
| GET | `/chain/estimate-gas` | Estimate gas for a transaction before signing (eth_estimateGas) plus current… |
| POST | `/chain/estimate-gas` | Estimate gas for a transaction before signing (eth_estimateGas) plus current… |
| GET | `/chain/nft-owner` | Current owner of an ERC721 token_id via ownerOf (eth_call), plus collection… |
| POST | `/chain/nft-owner` | Current owner of an ERC721 token_id via ownerOf (eth_call), plus collection… |
| GET | `/chain/nft-metadata` | ERC721/1155 tokenURI/uri + resolved JSON metadata (IPFS/Arweave/data URI) plus… |
| POST | `/chain/nft-metadata` | ERC721/1155 tokenURI/uri + resolved JSON metadata (IPFS/Arweave/data URI) plus… |
| GET | `/chain/erc721-tokens` | List every ERC721 token_id a wallet owns in a collection via balanceOf +… |
| POST | `/chain/erc721-tokens` | List every ERC721 token_id a wallet owns in a collection via balanceOf +… |
| GET | `/chain/erc1155-balance` | ERC1155 balance: how many copies of token_id a wallet holds, via… |
| POST | `/chain/erc1155-balance` | ERC1155 balance: how many copies of token_id a wallet holds, via… |
| GET | `/chain/storage` | Read a raw storage slot of any contract via eth_getStorageAt, with uint and… |
| POST | `/chain/storage` | Read a raw storage slot of any contract via eth_getStorageAt, with uint and… |
| GET | `/chain/proxy` | Detect upgradeable proxies (EIP-1967 transparent/UUPS, beacon, legacy OZ… |
| POST | `/chain/proxy` | Detect upgradeable proxies (EIP-1967 transparent/UUPS, beacon, legacy OZ… |
| GET | `/chain/chain-id` | EIP-155 chain ID straight from the RPC (eth_chainId + net_version) — confirm… |
| POST | `/chain/chain-id` | EIP-155 chain ID straight from the RPC (eth_chainId + net_version) — confirm… |
| GET | `/chain/pending` | Pending + latest block snapshot via eth_getBlockByNumber: pending… |
| POST | `/chain/pending` | Pending + latest block snapshot via eth_getBlockByNumber: pending… |

## Machine-readable artifacts (1)

- **OpenAPI** — https://artifacts.apis.io/axiomworks-co-uk/openapi/axiomworks-co-uk-chain-api-openapi.yml

## Other Axiom Works AgentReader APIs (12)

- [AgentReader API](https://apis.io/apis/axiomworks-co-uk/agentreader-api/)
- [Axiom Works AgentReader Address API](https://apis.io/apis/axiomworks-co-uk/axiomworks-co-uk-address-api/)
- [Axiom Works AgentReader Allowance API](https://apis.io/apis/axiomworks-co-uk/axiomworks-co-uk-allowance-api/)
- [Axiom Works AgentReader Au Company API](https://apis.io/apis/axiomworks-co-uk/axiomworks-co-uk-au-company-api/)
- [Axiom Works AgentReader Be Company API](https://apis.io/apis/axiomworks-co-uk/axiomworks-co-uk-be-company-api/)
- [Axiom Works AgentReader Block API](https://apis.io/apis/axiomworks-co-uk/axiomworks-co-uk-block-api/)
- [Axiom Works AgentReader Ca Company API](https://apis.io/apis/axiomworks-co-uk/axiomworks-co-uk-ca-company-api/)
- [Axiom Works AgentReader Ch Company API](https://apis.io/apis/axiomworks-co-uk/axiomworks-co-uk-ch-company-api/)
- [Axiom Works AgentReader Check API](https://apis.io/apis/axiomworks-co-uk/axiomworks-co-uk-check-api/)
- [Axiom Works AgentReader Company API](https://apis.io/apis/axiomworks-co-uk/axiomworks-co-uk-company-api/)
- [Axiom Works AgentReader Company Full API](https://apis.io/apis/axiomworks-co-uk/axiomworks-co-uk-company-full-api/)
- [Axiom Works AgentReader Contract API](https://apis.io/apis/axiomworks-co-uk/axiomworks-co-uk-contract-api/)

## Tags

Chain

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/axiomworks-co-uk/axiomworks-co-uk-chain-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/axiomworks-co-uk/.