Developer Guides
Tutorials, integration guides, and comparisons to help you get the most out of PriceFetch. From first API call to production deployment.
Tutorials
Build a Price Comparison Tool with PriceFetch API
Learn how to build a working price comparison tool that pulls live prices from multiple retailers using the PriceFetch API. Includes complete Python source code.
Track Amazon Prices Over Time with Python
Set up automated Amazon price tracking with Python, PriceFetch API, and SQLite. Schedule checks with cron and query historical price data.
Build a Price Monitoring Dashboard
Build a web-based price monitoring dashboard that tracks products and displays price history charts. Uses PriceFetch API, SQLite, and Flask.
Set Up Automated Price Drop Alerts
Create a price alert system that monitors products and sends notifications when prices drop below a target. Uses PriceFetch API with email and webhook delivery.
Bulk Price Checking with PriceFetch API
Learn how to check prices for large product lists efficiently using async Python with PriceFetch API. Covers concurrency control, error handling, and retry patterns.
Export Price Data to Google Sheets
Connect PriceFetch API to Google Sheets for automatic price tracking in a spreadsheet. Uses Python, gspread, and service account authentication.
Build a Deal Finder Bot with PriceFetch
Create a bot that monitors product prices and posts deals to Telegram or Discord channels. Complete code for both platforms included.
Use PriceFetch API with Node.js and TypeScript
Learn how to integrate PriceFetch API into Node.js and TypeScript projects. Includes type definitions, error handling, retry logic, and production-ready patterns.
Retailer Guides
Amazon Price API: Complete Guide
Everything you need to know about getting Amazon pricing data through the PriceFetch API. Covers all 16 country domains, currency detection, deal pages, stock status, and edge cases.
Walmart Price API: Complete Guide
Everything you need to know about getting Walmart pricing data through the PriceFetch API. Covers rollback prices, clearance items, product variants, and Walmart-specific edge cases.
eBay Price API Guide (Coming Soon)
How eBay pricing data will work with PriceFetch API. Covers the unique challenges of auction vs fixed-price listings, international domains, and best offer products.
Target Price API Guide (Coming Soon)
How Target pricing data will work with PriceFetch API. Covers Target Circle offers, drive-up pricing, RedCard discounts, and Target-specific pricing quirks.
Comparisons
PriceFetch vs Rainforest API: Which Amazon Price API Should You Use?
A head-to-head comparison of PriceFetch and Rainforest API covering pricing, retailer support, API design, and real-time vs cached data approaches.
PriceFetch vs Keepa: Real-Time API vs Historical Price Tracking
Comparing PriceFetch's real-time multi-retailer price API with Keepa's historical Amazon price tracking and browser extension ecosystem.
PriceFetch vs PricesAPI: Real-Time vs Cached Price Data
Comparing PriceFetch's live-scraping approach with PricesAPI's cached data model across retailer coverage, accuracy, speed, and developer experience.
PriceFetch vs ScraperAPI: Price API vs General Web Scraper
Comparing PriceFetch's structured price API with ScraperAPI's general-purpose web scraping proxy. Two fundamentally different tools for getting price data.
Best Price Tracking APIs in 2026: A Developer's Guide
A developer-focused review of the top price tracking APIs available in 2026, comparing pricing, retailer support, data freshness, and ease of integration.
DIY Web Scraping vs Using a Price API: The Real Trade-offs
An honest comparison of building your own price scraping infrastructure versus using a dedicated price API, covering maintenance, proxies, legal issues, and total cost.
Free and Freemium Price API Options for Developers
A practical guide to free and freemium price API options for developers who need product pricing data without upfront investment.
Finding the Cheapest Amazon Price API in 2026
A cost-focused comparison of Amazon price APIs, breaking down per-request pricing at different volumes to help you find the most economical option.
Getting Started
What Is a Price API? A Developer's Introduction
A beginner-friendly introduction to price APIs — what they do, who uses them, how they differ from web scraping, and when you should use one.
How Price APIs Work: A Technical Deep Dive
A technical look at how price APIs extract pricing data from retail websites — from headless browser rendering to CSS selector matching to structured data output.
Price API Rate Limiting Explained
A practical guide to understanding rate limiting in price APIs — what limits apply, why they exist, and how to write code that handles them gracefully.
API Key Security Best Practices for Developers
Practical security guidelines for managing API keys — storing them safely, rotating them, keeping them out of version control, and using them only on the server side.
How to Choose the Right Price API for Your Project
A structured decision framework for evaluating and selecting a price API based on your specific requirements — retailer coverage, freshness, budget, and integration complexity.
Use Cases
Price Monitoring for E-Commerce Businesses
A practical guide to implementing price monitoring for e-commerce businesses using the PriceFetch API for competitive intelligence and automated repricing.
Competitor Price Tracking with PriceFetch
Step-by-step guide to building an automated competitor price tracking system using the PriceFetch API, with real integration patterns and production-ready code.
Dynamic Pricing with Price APIs
How to implement dynamic pricing strategies using real-time competitor price data from PriceFetch, with rule-based repricing engines and margin protection.
Dropshipping Price Automation with PriceFetch
How dropshipping businesses use PriceFetch to automatically monitor supplier prices and keep their storefront prices in sync without manual checks.
Price Intelligence for Brands: MAP Monitoring
How brands use PriceFetch to monitor Minimum Advertised Price (MAP) compliance across authorized and unauthorized retailers, protecting brand value and channel relationships.
Affiliate Price Checking with PriceFetch
How affiliate marketers use PriceFetch to verify product prices and stock status before promoting them, avoiding broken links and misleading price claims.
Troubleshooting
PriceFetch API Error Code Reference
A reference guide to all PriceFetch API error codes with explanations, common causes, and recommended handling strategies for each.
Handling Rate Limits in PriceFetch
How to handle 429 rate limit responses from PriceFetch with exponential backoff, request queuing, and proper use of rate limit headers.
Troubleshooting PRICE_NOT_FOUND Errors
Diagnosing and resolving PRICE_NOT_FOUND errors from the PriceFetch API. Covers the most common causes and solutions for each.
Solving API Timeout Issues
How to handle slow responses and timeouts from the PriceFetch API with proper client-side timeout settings, async patterns, and retry strategies.
Debugging Price Discrepancies
Why the price returned by PriceFetch might differ from what you see in your browser, and how to account for these differences in your application.
Fixing Authentication Issues
How to diagnose and fix common PriceFetch API authentication issues including wrong headers, expired keys, and unverified email accounts.
Supported URL Formats
A reference for which URL formats PriceFetch accepts and which need to be converted, covering shortened URLs, affiliate links, mobile URLs, and more.
Migrating to PriceFetch from Other APIs
Step-by-step migration guide for switching to PriceFetch from Rainforest API, Keepa, or ScraperAPI, with response format mapping and code examples.
Annual Roundups
Best Price Tracking APIs for 2026
A ranked comparison of the best price tracking APIs available in 2026, covering pricing, retailer support, response format, and developer experience.
Amazon Price API Comparison for 2026
A focused comparison of APIs that provide Amazon price data in 2026, covering pricing, features, data freshness, and which to choose for different use cases.
The E-Commerce Data API Landscape in 2026
A broad overview of the e-commerce data API market in 2026, covering trends, emerging players, and how developers should think about building on top of retail data.