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Crypto Chart

通过 Python 脚本按代币符号和可选时长(30m/3h/12h/24h/2d)从 Hyperliquid 或 CoinGecko 获取价格与区间涨跌幅,输出 JSON、文本描述,并在临时目录生成 PNG 蜡烛图。文档还说明在宿主环境中把图片发送给用户后清理临时文件的流程;运行需要 python3 与 matplotlib。

redf426
redf426
热度 33.02
最近更新 2026-05-11 17:43:03
分类:数据依赖:代码执行 / 第三方 API / 读写文件应用场景:财务 / 市场分析 / 数据处理 / 图像生成

安装技能

复制下面的话术发给你的 Agent,它会通过 secure-skills 检索并安装该技能。

执行命令安装此 skill: npx secure-skills-cli add crypto-chart
Metadata
name
crypto-chart
description
Get cryptocurrency token price and generate candlestick charts via CoinGecko API or Hyperliquid API. Use when user asks for token price, crypto price, price chart, or cryptocurrency market data.
metadata
{"openclaw":{"emoji":"📈","requires":{"bins":["python3"]}}}

Crypto Price & Chart

Get cryptocurrency token price and generate candlestick charts.

Usage

Execute the script with token symbol and optional duration:

python3 {baseDir}/scripts/get_price_chart.py <SYMBOL> [duration]

Examples:

  • python3 {baseDir}/scripts/get_price_chart.py HYPE
  • python3 {baseDir}/scripts/get_price_chart.py HYPE 12h
  • python3 {baseDir}/scripts/get_price_chart.py BTC 3h
  • python3 {baseDir}/scripts/get_price_chart.py ETH 30m
  • python3 {baseDir}/scripts/get_price_chart.py SOL 2d

Duration format: 30m, 3h, 12h, 24h (default), 2d

Output

Returns JSON with:

  • price - Current price in USD/USDT
  • change_period_percent - Price change percentage for the period
  • chart_path - Path to generated PNG chart (if available)
  • text_plain - Formatted text description

Chart as image (always when chart_path is present): In OpenClaw, send the image via message tool (not plain text placeholder):

  1. Copy from /tmp to workspace: cp <chart_path> ./crypto_chart_<SYMBOL>_<duration>.png
  2. Send: message(action="send", filePath="./crypto_chart_<SYMBOL>_<duration>.png", message="<text_plain>")
  3. MANDATORY cleanup — run both commands regardless of send result:
    • rm ./crypto_chart_<SYMBOL>_<duration>.png
    • rm <chart_path>
  4. Reply NO_REPLY.

Do not skip step 3. Files left in workspace accumulate and waste disk space.

Chart Details

  • Format: Candlestick chart (8x8 square)
  • Theme: Dark (#0f141c background)
  • Output: /tmp/crypto_chart_{SYMBOL}_{timestamp}.png

Data Sources

  1. Hyperliquid API - For HYPE and other Hyperliquid tokens (preferred)
  2. CoinGecko API - Fallback for other tokens

Price data cached for 300 seconds (5 minutes) in /tmp/crypto_price_*.json.