kernel8901 Zapper API
Query DeFi portfolios, NFTs, and transactions across 50+ chains using Zapper's GraphQL API.
Setup
- Get API key from Zapper Dashboard (free tier available)
- Configure in
~/.config/zapper/addresses.json:{ "apiKey": "your-api-key", "wallets": [ {"label": "Main", "address": "0x..."}, {"label": "DeFi", "address": "0x..."} ] }
Or set environment variable: export ZAPPER_API_KEY="your-api-key"
Commands
| Command | Description | Example |
|---|---|---|
portfolio <address> |
Token + DeFi totals | zapper.py portfolio 0x123... |
tokens <address> |
Detailed token holdings | zapper.py tokens 0x123... |
apps <address> |
DeFi positions (LPs, lending, staking) | zapper.py apps 0x123... |
nfts <address> |
NFT holdings by value | zapper.py nfts 0x123... |
tx <address> |
Recent transactions (30 days) | zapper.py tx 0x123... |
price <symbol> |
Token price lookup | zapper.py price ETH |
claimables <address> |
Unclaimed rewards | zapper.py claimables 0x123... |
config |
Show configuration | zapper.py config |
Options
| Flag | Commands | Description |
|---|---|---|
--24h |
portfolio, tokens | Show 24h price changes |
--short |
portfolio | Output only total value |
--per-wallet |
portfolio | Show each configured wallet separately |
--json |
all | Output raw JSON |
--limit N |
most | Max items to display |
Usage
# Portfolio summary
python3 scripts/zapper.py portfolio 0xADDRESS
# With 24h price changes
python3 scripts/zapper.py portfolio 0xADDRESS --24h
# Just total value
python3 scripts/zapper.py portfolio 0xADDRESS --short
# Per-wallet breakdown
python3 scripts/zapper.py portfolio --per-wallet
# Token holdings with prices
python3 scripts/zapper.py tokens 0xADDRESS --24h
# DeFi positions
python3 scripts/zapper.py apps 0xADDRESS
# NFT holdings
python3 scripts/zapper.py nfts 0xADDRESS
# Recent transactions
python3 scripts/zapper.py tx 0xADDRESS
# Token price
python3 scripts/zapper.py price ETH
# Unclaimed rewards
python3 scripts/zapper.py claimables 0xADDRESS
# JSON output
python3 scripts/zapper.py portfolio 0xADDRESS --json
Wallet Labels
Use configured wallet labels instead of addresses:
python3 scripts/zapper.py portfolio "Main"
python3 scripts/zapper.py tokens "DeFi"
Supported Tokens (price command)
ETH, WETH, USDC, USDT, DAI, WBTC, LINK, UNI, AAVE, MKR
Supported Chains
Ethereum, Base, Arbitrum, Optimism, Polygon, Solana, BNB Chain, Avalanche, zkSync, Linea, Scroll, Blast, and 40+ more.
Notes
- Free tier API key available at zapper.xyz/developers
- Rate limits apply - avoid rapid repeated requests
- NFT valuations based on floor prices
- Transaction history limited to 30 days
References
- API.md - GraphQL query examples
- Zapper Docs - Official API documentation