This week across the 31 models we track from 10 providers: 4 price changes and 1 newly tracked model.
DeepSeek V4.1 Flash got cheaper: from $0.3/$1.2 to $0.15/$0.6 per million input/output tokens.
DeepSeek V4 Pro got cheaper: from $1.32/$3.96 to $0.66/$1.98 per million input/output tokens.
DeepSeek V4.1 Flash got more expensive: from $0.15/$0.6 to $0.3/$1.2 per million input/output tokens.
DeepSeek V4 Pro got more expensive: from $0.66/$1.98 to $1.32/$3.96 per million input/output tokens.
Now tracked on LLM Price Watch: Claude Haiku 5.5 from Anthropic, at $0.1/$0.5 per million input/output tokens.
For a typical workload of 10 million input and 2 million output tokens a month, GPT-6 Luna costs about $2.00 and GPT-6 Astra about $200, roughly 100x apart for the same token count. Try your own volume in the calculator.
Prices verified 2026-10-11. Every number on this page comes straight from our daily price data.