pinion-balance
Get ETH and USDC balances for any Ethereum address on Base. Costs $0.01 USDC via x402.
Best use case
pinion-balance is best used when you need a repeatable AI agent workflow instead of a one-off prompt.
Get ETH and USDC balances for any Ethereum address on Base. Costs $0.01 USDC via x402.
Teams using pinion-balance should expect a more consistent output, faster repeated execution, less prompt rewriting.
When to use this skill
- You want a reusable workflow that can be run more than once with consistent structure.
When not to use this skill
- You only need a quick one-off answer and do not need a reusable workflow.
- You cannot install or maintain the underlying files, dependencies, or repository context.
Installation
Claude Code / Cursor / Codex
Manual Installation
- Download SKILL.md from GitHub
- Place it in
.claude/skills/balance/SKILL.mdinside your project - Restart your AI agent — it will auto-discover the skill
How pinion-balance Compares
| Feature / Agent | pinion-balance | Standard Approach |
|---|---|---|
| Platform Support | Not specified | Limited / Varies |
| Context Awareness | High | Baseline |
| Installation Complexity | Unknown | N/A |
Frequently Asked Questions
What does this skill do?
Get ETH and USDC balances for any Ethereum address on Base. Costs $0.01 USDC via x402.
Where can I find the source code?
You can find the source code on GitHub using the link provided at the top of the page.
SKILL.md Source
# Balance Lookup
Returns ETH and USDC balances for any address on Base mainnet.
## Endpoint
```
GET https://pinionos.com/skill/balance/:address
```
**Price:** $0.01 USDC per call (x402 on Base)
## Parameters
| Parameter | Type | Required | Description |
|-----------|--------|----------|------------------------------------|
| address | string | yes | Ethereum address (0x, 40 hex chars) |
## Example Request
```bash
curl https://pinionos.com/skill/balance/0x101Cd32b9bEEE93845Ead7Bc604a5F1873330acf
```
The first request returns HTTP 402 with payment requirements. Sign a USDC `TransferWithAuthorization` (EIP-3009) and retry with the `X-PAYMENT` header.
## Example Response
```json
{
"address": "0x101Cd32b9bEEE93845Ead7Bc604a5F1873330acf",
"network": "base",
"balances": {
"ETH": "0.042100",
"USDC": "12.50"
},
"timestamp": "2026-02-16T12:00:00.000Z"
}
```
## When to Use
- Check any wallet's ETH and USDC holdings on Base before sending or trading.
- Verify an agent's funding level.
- Confirm a payment was received.Related Skills
pinion-wallet
Generate a fresh Ethereum keypair for Base. Useful for funding OpenClaw agents. Costs $0.01 USDC via x402.
pinion-tx
Get decoded transaction details for any Base transaction hash. Costs $0.01 USDC via x402.
pinion-trade
Get an unsigned swap transaction via 1inch aggregator on Base. Includes approval tx if needed. Costs $0.01 USDC via x402.
pinion-send
Construct an unsigned ETH or USDC transfer transaction on Base. Client signs and broadcasts. Costs $0.01 USDC via x402.
pinion-price
Get current USD price for any token on Base via Birdeye (CoinGecko fallback). Costs $0.01 USDC via x402.
pinion-fund
Check wallet balances and get funding instructions for Base. ETH and USDC. Costs $0.01 USDC via x402.
pinion-chat
Chat with the Pinion AI agent. Send a messages array, get an AI response with web search. Costs $0.01 USDC via x402.
pinion-broadcast
Sign and broadcast an unsigned transaction on Base. Requires the sender's private key. Costs $0.01 USDC via x402.
pinion-chain-intel
On-chain intelligence, transactions and wallet tools on Base. 9 x402-paywalled skills at $0.01 USDC each.
SKILL: getAddressBalance
## Description
second-opinion
Independent second opinion via a sub-agent. Three modes: Review (diff review with pass/fail), Challenge (adversarial mode that tries to break your code), Consult (ask anything with session continuity). The independent developer who hasn't seen your conversation. Use when: "second opinion", "another perspective", "challenge this", "independent review", "what would someone else think".
opinion-analyzer
多视角舆情分析助手。当用户需要分析某个话题/事件/人物/品牌的舆情时使用。 参考 BettaFish 多 Agent 协作机制，从多个视角还原舆情原貌，打破信息茧房，输出结构化分析报告。 触发词：舆情分析、话题分析、品牌声誉、网络讨论、分析XX事件、XX话题怎么看、公众对XX的看法