AgentSkillsCN

Bankr x402 SDK - Balance Queries

当用户询问“我的余额是多少”、“我有多少 ETH”、“查看我的钱包”、“展示我的代币”、“投资组合价值”、“我持有哪些代币”、“NFT 持有情况”、“我有多少 USDC”、“获取代币余额”、“钱包内容”,或使用 Bankr SDK 查询跨链代币余额、钱包内容、投资组合价值、NFT 持有情况等相关问题时,应选用此技能。

SKILL.md
--- frontmatter
name: Bankr x402 SDK - Balance Queries
description: This skill should be used when the user asks "what are my balances", "how much ETH do I have", "check my wallet", "show my tokens", "portfolio value", "what tokens do I own", "NFT holdings", "how much USDC", "get token balances", "wallet contents", or any question about token balances, wallet contents, portfolio values, or NFT holdings across chains using the Bankr SDK.
version: 1.1.0

SDK Balance Queries

Query multi-chain token balances and portfolio data using natural language prompts.

Operations

OperationExample PromptNotes
Single token balance"How much USDC do I have?"Fastest query type
Multi-token balance"Show my ETH, USDC, and DEGEN balances"Single chain
All tokens on chain"What tokens do I have on Base?"Lists all holdings
Multi-chain balances"Show my balances across all chains"Slower, queries all
Portfolio value"What's my total portfolio value in USD?"USD conversion
Token value"How much is my DEGEN worth?"Single token USD
NFT holdings"Show me my NFT collections"Lists collections
NFT floor prices"What's the floor price of my NFTs?"External API calls

Prompt Patterns

code
# Token Balances
"What are my token balances?"
"How much [TOKEN] do I have?"
"Show my [TOKEN] balance on [CHAIN]"
"What's my balance of token 0x..."

# Multi-Chain
"Show my balances across all chains"
"What are my balances on Base and Ethereum?"
"Compare my USDC holdings across all chains"

# Portfolio Value
"What's my total portfolio value in USD?"
"How much is my [TOKEN] worth in USD?"
"What's the total value of my Base holdings?"

# NFTs
"Show me my NFT collections"
"How many Pudgy Penguins do I own?"
"What's the floor price of my NFTs?"

Usage

typescript
import { BankrClient } from "@bankr/sdk";

const client = new BankrClient({
  privateKey: process.env.BANKR_PRIVATE_KEY as `0x${string}`,
});

const result = await client.promptAndWait({
  prompt: "What are my token balances on Base?",
});

console.log(result.response);
// "You have 150.5 USDC, 0.25 ETH, 1000 DEGEN on Base..."

Supported Chains

ChainNotes
BaseDefault chain, fastest responses
EthereumMainnet ERC20 and NFTs
PolygonL2 tokens and NFTs
SolanaSPL tokens and NFTs

Specify chain in prompt: "on Base", "on Ethereum", "on Polygon", "on Solana"

Related Skills

  • sdk-wallet-operations: Client setup and configuration
  • sdk-capabilities: Full list of supported operations