# Zerion API

> Use this tool when you need to access on-chain wallet data across multiple blockchain platforms, including Ethereum, Solana, and major EVM chains, to retrieve information such as portfolios, token balances, and transaction histories. The Zerion API provides a comprehensive interface for fetching data on DeFi positions, PnL, and NFTs for any given wallet address. It solves problems related to portfolio tracking, wallet analysis, and transaction monitoring, offering a robust output for informed decision-making.

Canonical page: https://skillsregistry.net/skills/zerion-zerion-api  
JSON: https://api.skillsregistry.net/v1/skills/zerion-zerion-api

## Description

Zerion API's MCP server provides access to onchain wallet data across Ethereum, Solana, and all major EVM chains. Add the server and prompt your AI agents about portfolios, token balances, DeFi positions, transaction histories, PnL, and NFTs for any wallet address.

## Trust

- **Trust score (0–1):** 0.65
- **Verification tier:** scanned
- **Last scanned:** 2026-05-16

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** finance
- **Updated:** 2026-05-17

## Source

- **Source listing:** [Smithery](https://smithery.ai/server/Zerion/zerion-api)

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "zerion-zerion-api"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/zerion-zerion-api` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/zerion-zerion-api/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt