# Send Crypto Portfolio Tracker API to your agent
Hand the extracted package to your coding agent with a concrete install brief instead of figuring it out manually.
## Fast path
- Download the package from Yavira.
- Extract it into a folder your agent can access.
- Paste one of the prompts below and point your agent at the extracted folder.
## Suggested prompts
### New install

```text
I downloaded a skill package from Yavira. Read SKILL.md from the extracted folder and install it by following the included instructions. Then review README.md for any prerequisites, environment setup, or post-install checks. Tell me what you changed and call out any manual steps you could not complete.
```
### Upgrade existing

```text
I downloaded an updated skill package from Yavira. Read SKILL.md from the extracted folder, compare it with my current installation, and upgrade it while preserving any custom configuration unless the package docs explicitly say otherwise. Then review README.md for any prerequisites, environment setup, or post-install checks. Summarize what changed and any follow-up checks I should run.
```
## Machine-readable fields
```json
{
  "schemaVersion": "1.0",
  "item": {
    "slug": "crypto-portfolio-tracker-api",
    "name": "Crypto Portfolio Tracker API",
    "source": "tencent",
    "type": "skill",
    "category": "开发工具",
    "sourceUrl": "https://clawhub.ai/StrykrAgent/crypto-portfolio-tracker-api",
    "canonicalUrl": "https://clawhub.ai/StrykrAgent/crypto-portfolio-tracker-api",
    "targetPlatform": "OpenClaw"
  },
  "install": {
    "downloadUrl": "/downloads/crypto-portfolio-tracker-api",
    "sourceDownloadUrl": "https://wry-manatee-359.convex.site/api/v1/download?slug=crypto-portfolio-tracker-api",
    "sourcePlatform": "tencent",
    "targetPlatform": "OpenClaw",
    "packageFormat": "ZIP package",
    "primaryDoc": "SKILL.md",
    "includedAssets": [
      "README.md",
      "SKILL.md",
      "cli.js",
      "examples/basic.js",
      "package.json",
      "skill.json"
    ],
    "downloadMode": "redirect",
    "sourceHealth": {
      "source": "tencent",
      "slug": "crypto-portfolio-tracker-api",
      "status": "healthy",
      "reason": "direct_download_ok",
      "recommendedAction": "download",
      "checkedAt": "2026-05-02T05:59:10.291Z",
      "expiresAt": "2026-05-09T05:59:10.291Z",
      "httpStatus": 200,
      "finalUrl": "https://wry-manatee-359.convex.site/api/v1/download?slug=crypto-portfolio-tracker-api",
      "contentType": "application/zip",
      "probeMethod": "head",
      "details": {
        "probeUrl": "https://wry-manatee-359.convex.site/api/v1/download?slug=crypto-portfolio-tracker-api",
        "contentDisposition": "attachment; filename=\"crypto-portfolio-tracker-api-1.0.0.zip\"",
        "redirectLocation": null,
        "bodySnippet": null,
        "slug": "crypto-portfolio-tracker-api"
      },
      "scope": "item",
      "summary": "Item download looks usable.",
      "detail": "Yavira can redirect you to the upstream package for this item.",
      "primaryActionLabel": "Download for OpenClaw",
      "primaryActionHref": "/downloads/crypto-portfolio-tracker-api"
    },
    "validation": {
      "installChecklist": [
        "Use the Yavira download entry.",
        "Review SKILL.md after the package is downloaded.",
        "Confirm the extracted package contains the expected setup assets."
      ],
      "postInstallChecks": [
        "Confirm the extracted package includes the expected docs or setup files.",
        "Validate the skill or prompts are available in your target agent workspace.",
        "Capture any manual follow-up steps the agent could not complete."
      ]
    }
  },
  "links": {
    "detailUrl": "https://openagent3.xyz/skills/crypto-portfolio-tracker-api",
    "downloadUrl": "https://openagent3.xyz/downloads/crypto-portfolio-tracker-api",
    "agentUrl": "https://openagent3.xyz/skills/crypto-portfolio-tracker-api/agent",
    "manifestUrl": "https://openagent3.xyz/skills/crypto-portfolio-tracker-api/agent.json",
    "briefUrl": "https://openagent3.xyz/skills/crypto-portfolio-tracker-api/agent.md"
  }
}
```
## Documentation

### Crypto Portfolio Tracker API

Track cryptocurrency portfolios with real-time prices and P&L calculations.

### Installation

npm install crypto-portfolio-tracker-api

### Usage

const { PortfolioTracker } = require('crypto-portfolio-tracker-api');

const tracker = new PortfolioTracker();

// Get current price
const btc = await tracker.getPrice('BTC');

// Get multiple prices
const prices = await tracker.getPrices(['BTC', 'ETH', 'SOL']);

// Track portfolio with P&L
const portfolio = await tracker.trackPortfolio([
  { symbol: 'BTC', amount: 0.5, costBasis: 30000 },
  { symbol: 'ETH', amount: 10, costBasis: 2000 }
]);

console.log(\`Total: $${portfolio.totalValue}\`);
console.log(\`P&L: $${portfolio.totalPnL}\`);

### CLI

# Get price
npx crypto-portfolio-tracker-api price BTC

# Track portfolio from file
npx crypto-portfolio-tracker-api track portfolio.json

### API Methods

getPrice(symbol) - Get single token price
getPrices(symbols) - Get multiple prices
trackPortfolio(holdings) - Calculate portfolio value and P&L

### Data Source

Powered by PRISM API
## Trust
- Source: tencent
- Verification: Indexed source record
- Publisher: StrykrAgent
- Version: 1.0.0
## Source health
- Status: healthy
- Item download looks usable.
- Yavira can redirect you to the upstream package for this item.
- Health scope: item
- Reason: direct_download_ok
- Checked at: 2026-05-02T05:59:10.291Z
- Expires at: 2026-05-09T05:59:10.291Z
- Recommended action: Download for OpenClaw
## Links
- [Detail page](https://openagent3.xyz/skills/crypto-portfolio-tracker-api)
- [Send to Agent page](https://openagent3.xyz/skills/crypto-portfolio-tracker-api/agent)
- [JSON manifest](https://openagent3.xyz/skills/crypto-portfolio-tracker-api/agent.json)
- [Markdown brief](https://openagent3.xyz/skills/crypto-portfolio-tracker-api/agent.md)
- [Download page](https://openagent3.xyz/downloads/crypto-portfolio-tracker-api)