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OpenAI guides
- PricingUpdated Sep 28, 2026
AI API pricing explained: tokens, input vs output, caching and batch
How AI API pricing works, with dollar examples: tokens, why output costs more, caching and batch discounts, and DeepSeek's peak hours.
- Image modelsUpdated Sep 28, 2026
AI image and video generation prices in 2026: what one image or clip really costs
Per-image and per-second prices for GPT-Image, Nano Banana, Imagen 4, FLUX.2, Veo 3.1, Runway and Luma, plus Midjourney plans. Sora's API is gone.
- Language modelsUpdated Sep 28, 2026
GPT-6 vs GPT-5.6: OpenAI's Astra, Sol and Luna models explained
What GPT-6 Astra, Sol and Luna cost, how they compare with GPT-5.6, and which model each ChatGPT plan actually uses.
- BasicsUpdated Sep 28, 2026
Why does ChatGPT or Claude feel dumber? What's actually on the record
The documented reasons an AI model gets worse: confirmed bugs, changed defaults, outages and long chats. What providers admitted and how to test it.
