How do I install the Zapper skill?

Run npx skillmds@latest add dvcrn/zapper in your terminal (requires Node.js), paste this page's agent-chat prompt into Claude, Cursor, or any MCP-connected agent, or download the SKILL.md file and copy it into your agent's skills directory.

Is Zapper safe to use?

This skill has not completed SkillMD's automated safety review yet. Independent scanners report: SkillSpector: PASS, Skill Scanner: PASS. Capability flags: executes scripts, makes network calls, reads secrets. SkillMD never runs a skill's scripts for you; review the SKILL.md before installing.

Which AI agents work with Zapper?

This skill is tagged as working with Claude Code, Claude.ai, OpenAI Codex. SKILL.md is an open format, so most agents that read a skills directory can load it too.

Is Zapper free to use?

Yes. Installing skills from SkillMD is free, and the skill stays under its author's original license.

Who published Zapper?

dvcrn (@dvcrn) published this skill. Their other Agent Skills are listed on their SkillMD profile.

Zapper by dvcrn — Agent Skill

Name: Zapper
Rating: 4.2 (5 reviews)
Author: dvcrn

Zapper

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.

dvcrn Updated Sep 8, 2026 32 repo stars

File contents

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

---name: zapperdescription: 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.---# Zapper SkillQuery DeFi portfolio data across 50+ chains via Zapper's GraphQL API.## Quick Start### SetupGet your API key from [Zapper Dashboard](https://dashboard.zapper.xyz/settings/api) (free tier available):```bashmkdir -p ~/.clawdbot/skills/zappercat > ~/.clawdbot/skills/zapper/config.json << 'EOF'{ "apiKey": "YOUR_ZAPPER_API_KEY"}EOF```### Basic Usage```bash# Portfolio summaryscripts/zapper.sh portfolio 0x...# Token holdingsscripts/zapper.sh tokens 0x...# DeFi positionsscripts/zapper.sh apps 0x...# NFT holdingsscripts/zapper.sh nfts 0x...# Token pricescripts/zapper.sh price ETH# Recent transactionsscripts/zapper.sh tx 0x...# Unclaimed rewardsscripts/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 NetworksZapper 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 ReferenceAll endpoints use `POST https://public.zapper.xyz/graphql` with GraphQL queries.See [references/api.md](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

Frequently asked questions