Crazyrouter Blog

Practical notes on AI models, API costs, and production workflows.

Model updates, integration guides, pricing breakdowns, and tool workflows for developers and teams.

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API Guides Comparisons Coding Agents Video Generation Image Generation

May 1, 2026242 viewsEnglishTutorial

AI Action Figure Generator with GPT-image-2 — Turn Anyone Into a Boxed Toy

Generate hyper-realistic boxed action figures using GPT-image-2 via Crazyrouter API. 10 profession templates included. Python, curl, and Node.js code.

May 1, 2026250 viewsEnglishTutorial

AI Face Reading & Personal Color Analysis with GPT-image-2 — Two Viral Use Cases in One Guide

Build AI face reading and personal color season analysis tools using GPT-image-2 via Crazyrouter API. Full Python, curl, and Node.js code.

May 1, 2026285 viewsEnglishTutorial

AI Palm Reading with GPT-image-2 — Generate Professional Palmistry Analysis from a Single Photo

Use GPT-image-2 via Crazyrouter API to generate stunning palm reading infographics. Complete code in Python, curl, and Node.js.

April 29, 2026801 viewsEnglishGuide

Best AI Models for RAG Applications 2026: Embeddings, Retrieval, and Generation

A complete guide to choosing the best AI models for RAG pipelines in 2026, covering embedding models, retrieval strategies, and generation models with code examples and pricing comparisons.

April 29, 2026705 viewsEnglishComparison

Seedance 2.0 vs Kling 2.1 vs Runway Gen 4 Turbo: Video AI API Comparison 2026

A comprehensive head-to-head comparison of Seedance 2.0, Kling 2.1, and Runway Gen 4 Turbo covering quality, speed, pricing, and API features for developers building video AI applications in 2026.

April 29, 2026548 viewsEnglishComparison

AI Video Generation API Pricing May 2026: Veo3 vs Kling vs Runway vs Sora

Comprehensive pricing comparison of AI video generation APIs in May 2026. Compare Veo3, Kling, Runway Gen 4, and Sora on cost per video, cost per second, API features, and find the best value through unified access.

April 29, 2026861 viewsEnglishGuide

How to Get Claude API Key in China 2026: Complete Setup Guide

Complete guide for developers in China to access Claude API in 2026. Covers payment challenges, network restrictions, and the easiest solution using Crazyrouter — no VPN or foreign credit card needed.

April 29, 2026294 viewsEnglishGuide

AI Coding Tools ROI Calculator: Claude Code vs Codex CLI vs Gemini CLI Cost Analysis 2026

A comprehensive ROI framework for evaluating AI coding tools in 2026. Compare Claude Code, Codex CLI, and Gemini CLI on cost per task, productivity gains, and total cost of ownership with real-world benchmarks.