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CS2 Buff API: Real-Time Buff163 Prices & History for CS2 Items

CS2 Buff API: Real-Time Buff163 Prices & History for CS2 Items

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If you’re building tools, marketplaces, trading bots, or analytics dashboards around CS2 skins, reliable pricing data is everything. 

With our upgraded CS2 Buff API, you now get access to: 

  • Real-time Buff163 prices
  • Clean daily price history
  • Phase-based pricing for Doppler and similar skins
  • Optimized performance and reliable infrastructure


This article explains how our CS2 Buff API, CS2 Buff History API, and CS2 Items Phase API work — and why they matter for developers.
 
 

What Is the CS2 Buff API?

 
The CS2 Buff API provides the latest Buff163 prices from our most recent scrape run.
 
Unlike outdated datasets that mix old and new entries, our system:
 

  • Returns only the most recent completed scrape
  • Automatically removes outdated prices
  • Updates multiple times per day
  • Converts CNY to USD by default


This makes it ideal for:
 

  • CS2 trading bots
  • Marketplace price comparison tools
  • Arbitrage scanners
  • Inventory valuation systems
  • Automated trade generation


If you need accurate Buff163 pricing for CS2 skins, this endpoint is built for production usage.
 
 

CS2 Buff History API: Daily Price Tracking

 
For analytics and long-term tracking, the CS2 Buff History API provides structured daily price data.
 
Each item includes:
 

  • One price entry per day
  • Quantity data
  • Clean historical structure
  • Currency conversion support


This is especially useful for:
 

  • Price trend analysis
  • Investment tracking dashboards
  • Market movement alerts
  • Volatility detection systems


If you’re building CS2 price analytics, historical Buff data is essential.
 
 

CS2 Items Phase API: Doppler & Phase-Based Pricing

 
One of the most requested features is now live:
 
Phase-based pricing directly inside Items and Inventory.
 
Under variants, you can now access:
 

  • Doppler Phase 1–4 prices
  • Gamma Doppler phase prices
  • Other phase-specific skins
  • The actual market price per phase


This CS2 Items Phase API integration allows:
 

  • Accurate Doppler pricing
  • Better inventory valuation
  • Smarter trade analysis
  • Cleaner arbitrage calculations


No more generic Doppler pricing. You now get the real phase-based value.
 
 

Why Accurate CS2 Buff Data Matters

 
Steam has introduced tighter restrictions over the past months, especially around inventory access.
 
Reliable CS2 pricing infrastructure now requires:
 

  • Advanced rate-limit handling
  • Optimized scraping logic
  • High-performance hardware
  • Smart dataset replacement logic


Our system is built specifically to handle these constraints while keeping data fresh and consistent.
 
 

Built for Production Use

 
The Buff endpoints:
 

  • Share rate limits with Items access
  • Use a predictable credit system
  • Support multiple output formats
  • Provide clean and structured JSON


Full API documentation is available here:
 👉 https://www.steamwebapi.com/api/list
 
 

Final Thoughts

 
If you're building anything serious in the CS2 ecosystem, having access to:
 

  • A stable CS2 Buff API
  • Structured CS2 Buff History data
  • Integrated CS2 Items Phase pricing


gives you a competitive edge.
 
Accurate data wins markets.
 And in CS2 trading, precision is everything.