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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Gemini 2.5 Flash-Lite Pricing Explained — The Cheapest Gemini Model for High-Volume Workloads
April 27, 20261639 viewsEnglishPricing

Gemini 2.5 Flash-Lite Pricing Explained — The Cheapest Gemini Model for High-Volume Workloads

Complete breakdown of Gemini 2.5 Flash-Lite API pricing — just $0.10/$0.40 per MTok, context caching, free tier, and Crazyrouter savings.

Claude Sonnet 4.5 Pricing Explained — Caching, Batch API, and How to Save 45% with Crazyrouter
April 27, 20261302 viewsEnglishPricing

Claude Sonnet 4.5 Pricing Explained — Caching, Batch API, and How to Save 45% with Crazyrouter

Complete breakdown of Claude Sonnet 4.5 API pricing — $3/$15 per MTok base tokens, 5-minute and 1-hour prompt caching, Batch API discounts, and how Crazyrouter cuts your bill by 45%.

Claude Opus 4.7 Pricing Explained — New Tokenizer, Caching, and How to Save 45% with Crazyrouter
April 27, 2026899 viewsEnglishPricing

Claude Opus 4.7 Pricing Explained — New Tokenizer, Caching, and How to Save 45% with Crazyrouter

Complete breakdown of Claude Opus 4.7 API pricing — base tokens at $5/$25 per MTok, the new tokenizer that uses up to 35% more tokens, 5-minute and 1-hour prompt caching, Batch API discounts, and how Crazyrouter cuts your bill by 45%.

Claude Opus 4.6 Pricing Explained — Caching, Tiers, and How to Save 45% with Crazyrouter
April 27, 20261402 viewsEnglishPricing

Claude Opus 4.6 Pricing Explained — Caching, Tiers, and How to Save 45% with Crazyrouter

Complete breakdown of Claude Opus 4.6 API pricing — base tokens at $5/$25 per MTok, 5-minute and 1-hour prompt caching, Batch API discounts, data residency surcharges, and how Crazyrouter cuts your bill by 45%.

Claude Sonnet 4.6 Pricing Explained — Caching, Tiers, and How to Save 45% with Crazyrouter
April 27, 20261713 viewsEnglishPricing

Claude Sonnet 4.6 Pricing Explained — Caching, Tiers, and How to Save 45% with Crazyrouter

A complete breakdown of Claude Sonnet 4.6 API pricing — base tokens, 5-minute and 1-hour prompt caching, Batch API discounts, data residency surcharges, and how Crazyrouter cuts your bill by 45%.

Gemini Free vs Gemini Advanced: Pricing, Limits, Features, and Is It Worth Paying For?
April 18, 20261502 viewsEnglishComparison

Gemini Free vs Gemini Advanced: Pricing, Limits, Features, and Is It Worth Paying For?

Compare Gemini Free and Gemini Advanced on model access, usage limits, features, and pricing. Which one is worth paying for in 2026, and when should developers use API access instead?

AI Context Window Comparison (2026): GPT, Claude, Gemini Token Limits by Model
April 18, 20262396 viewsEnglishComparison

AI Context Window Comparison (2026): GPT, Claude, Gemini Token Limits by Model

Compare context windows and token limits across GPT, Claude, Gemini, and other major AI models. Practical reference table for developers choosing long-context APIs.

Suno v4 vs v5 vs v4.5: Which Version Sounds Better and Is Worth Using in 2026?
April 18, 20262310 viewsEnglishComparison

Suno v4 vs v5 vs v4.5: Which Version Sounds Better and Is Worth Using in 2026?

Practical comparison of Suno v4, v4.5, and v5 for music quality, prompt accuracy, generation speed, and pricing. Which version should you use in 2026?