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exchange-rates

Fetch BTC-to-fiat rates from Coinbase with caching and conversion utilities.

Updated Dec 31, 2025
Search Tags:#React#hooks#cache#fiat#BTC#exchange-rate
One-click install
npx skills add https://github.com/PerceptLabs/mvmnt --skill exchange-rates
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: exchange-rates
Source: https://github.com/PerceptLabs/mvmnt/tree/main/skills/exchange-rates
Command: npx skills add https://github.com/PerceptLabs/mvmnt --skill exchange-rates

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill provides patterns and utilities to fetch BTC-to-fiat exchange rates from Coinbase, cache them, convert between BTC, sats, and fiat, and display rates in a React UI.

Core Features & Use Cases

  • Fetch BTC fiat rates: Retrieve BTC-to-fiat rates (e.g., USD, EUR) from Coinbase API.
  • Module-level caching: Cache rates to minimize API calls and respect rate limits.
  • Conversion utilities: Convert between BTC, sats, and fiat currencies.
  • React hooks for UI: Use hooks to display real-time rates in wallet UIs and dashboards.
  • Error handling with fallback: Provide stale-cache fallback when API requests fail.
  • Multi-currency support: Access rates for a wide range of fiat currencies.

Quick Start

Integrate the exchange-rate service into your UI, then use the provided fetch function or React hook to obtain current rates and perform BTC↔fiat conversions in your components.

Frequently Asked Questions about exchange-rates

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I display real-time BTC to fiat exchange rates in a React dashboard?▼

To display real-time BTC to fiat exchange rates in a React dashboard, use React hooks that fetch live data from Coinbase and cache it at the module level. This provides UI components with continuous rate updates while minimizing API calls.

What is the best way to convert between BTC, sats, and fiat currencies in a wallet UI?▼

The best way to convert between BTC, sats, and fiat in a wallet UI is using dedicated conversion utilities paired with React hooks. These tools fetch current rates and handle the math, allowing your components to display accurate multi-currency values effortlessly.

How do I cache Coinbase exchange rates to avoid hitting API rate limits?▼

To cache Coinbase exchange rates, implement module-level caching patterns that store fetched data locally. This minimizes repeated API calls, respects rate limits, and supplies cached rate data instantly to your conversion utilities.

What happens to my BTC exchange rate display if the Coinbase API request fails?▼

If the Coinbase API request fails, your BTC exchange rate display relies on robust error handling with stale-cache fallbacks. This mechanism serves previously cached rates during failures, ensuring your UI components maintain continuous conversion displays.

Can I fetch multiple fiat currency rates for BTC without external dependencies?▼

Yes, you can fetch multiple fiat currency rates for BTC without external dependencies by using built-in fetching utilities with module-level caching. This approach retrieves wide-ranging currency data from Coinbase and integrates it directly into your React hooks.

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