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Language models
- Language modelsUpdated Nov 5, 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.
- Language modelsUpdated Nov 2, 2026
Claude Haiku 5.5 explained: price, the 100K-token cliff, and when to use it
Claude Haiku 5.5 costs $0.10 / $0.50 per million tokens up to 100K-token prompts, then 5x more. Costs vs Haiku 4.5, GPT-6 Luna and Gemini, worked out.
- Language modelsUpdated Nov 2, 2026
Claude models explained: Fable 5.1, Opus 5.5, Sonnet 5.5 and Haiku 5.5
Anthropic's Claude lineup in plain English: what each model is for, what it costs through the API, what claude.ai plans include, and Fable vs Mythos.
- Language modelsUpdated Nov 2, 2026
DeepSeek V4 Pro and V4.1 Flash explained: peak vs off-peak pricing
DeepSeek's two API models, their peak and off-peak prices, when the cheap hours are, and what 1,000 requests cost against Claude, GPT-6, Gemini and Grok.
- Language modelsUpdated Nov 2, 2026
GPT-6.1 Terra explained: price, context and where it fits
GPT-6.1 Terra costs $1 / $5 per million tokens with $0.05 cache reads and a 1.05M context. What it costs vs GPT-6.1 Sol, Claude, Gemini and DeepSeek.
- Language modelsUpdated Nov 2, 2026
Grok 4.7 explained: price, 500K context and where it fits
Grok 4.7 costs $2 / $6 per million tokens with $0.50 cache reads and a 500K context. Costs vs Claude, GPT-6.1 Sol and Gemini, worked out from list prices.
- Language modelsUpdated Oct 15, 2026
Gemini 4 Argon explained: price, 1M context and what it really costs
Gemini 4 Argon costs $2 / $10 per million tokens until November 30, then $4 / $20. Costs vs Claude, GPT-6 and Grok, worked out from official list prices.
- Language modelsUpdated Oct 15, 2026
Google Gemini models explained: 4 Argon, 3.8 Flash and the rest
Which Gemini model to use, what 4 Argon, 3.1 Pro and 3.8 Flash cost in the API, the promo prices that end soon, and what Google AI plans include.
- Language modelsUpdated Oct 8, 2026
Claude Sonnet 5.5 vs GPT-6.1 Sol: same price, what actually differs
Sonnet 5.5 and GPT-6.1 Sol both cost $2 / $10 per million tokens. Cache, long-context and real workload costs compared, plus each maker's benchmark claims.
Jev explained: the AI model that can't chat, what it costs and what it's for
What TypeSafe AI's Jev decision model does, its API price ($0.042 per million input tokens, free output), the claims behind the hype and its known weak spots.
