zapper – OpenClaw Skill

---

name: zapper description: Query DeFi portfolio data across 50+ chains via Zapper's GraphQL API. Use when the user wants to check wallet balances, DeFi positions, NFT holdings, token prices, or transaction history. Supports Base, Ethereum, Polygon, Arbitrum, Optimism, and more. Requires ZAPPER_API_KEY. metadata: {"clawdbot":{"emoji":"⚡","homepage":"https://zapper.xyz","requires":{"bins":["curl","jq","python3"]}}}

Zapper Skill

Query DeFi portfolio data across 50+ chains via Zapper's GraphQL API.

Quick Start

Setup

Get your API key from Zapper Dashboard (free tier available):

mkdir -p ~/.clawdbot/skills/zapper
cat > ~/.clawdbot/skills/zapper/config.json << 'EOF'
{
  "apiKey": "YOUR_ZAPPER_API_KEY"
}
EOF

Basic Usage

# Portfolio summary
scripts/zapper.sh portfolio 0x...

# Token holdings
scripts/zapper.sh tokens 0x...

# DeFi positions
scripts/zapper.sh apps 0x...

# NFT holdings
scripts/zapper.sh nfts 0x...

# Token price
scripts/zapper.sh price ETH

# Recent transactions
scripts/zapper.sh tx 0x...

# Unclaimed rewards
scripts/zapper.sh claimables 0x...

Commands

Command	Description	Example
portfolio <address>	Token balances + totals across all chains	zapper.sh portfolio 0x123...
tokens <address>	Detailed token holdings	zapper.sh tokens 0x123...
apps <address>	DeFi positions (LPs, lending, staking)	zapper.sh apps 0x123...
nfts <address>	NFT holdings	zapper.sh nfts 0x123...
price <symbol>	Token price lookup	zapper.sh price ETH
tx <address>	Recent transactions (human-readable)	zapper.sh tx 0x123...
claimables <address>	Unclaimed rewards	zapper.sh claimables 0x123...

Supported Networks

Zapper supports 50+ chains including:

• Ethereum
• Base
• Polygon
• Arbitrum
• Optimism
• Avalanche
• BNB Chain
• zkSync
• Linea
• Scroll
• And more...

Use Cases

• Portfolio tracking: Aggregate all DeFi positions across chains
• Yield hunting: Check claimables and unclaimed rewards
• NFT portfolio: Track NFT holdings across marketplaces
• Transaction history: Human-readable on-chain activity
• Token prices: Quick price lookups

API Reference

All endpoints use POST https://public.zapper.xyz/graphql with GraphQL queries.

See references/api.md for full API documentation.

Requirements

• curl - HTTP requests
• jq - JSON parsing
• python3 - Formatting output
• Zapper API key (free tier available)

Notes

• API key is required for all endpoints
• Rate limits apply based on your Zapper plan
• GraphQL queries allow flexible data selection