AI Calculator Pro
Weekly recap

What changed in LLM pricing — Week of 14–20 September 2026

In the week of 14–20 September 2026, we recorded 19 price changes (12 cuts, 7 increases) and 9 new models across the LLM providers we track. The biggest cut was Mistral Small 3.1 24B Instruct input, down 72% ($0.351 → $0.100 per 1M tokens).

The median cut this week was 18%. Figures are from our daily re-check of official provider pricing; see the live tracker for the full history.

19
Price changes
12
Price drops
7
Price increases
9
New models

Price cuts in Week of 14–20 September 2026

Models that got cheaper, biggest cut first. Click a column to sort.

Mistral Small 3.1 24B InstructInput$0.351/1M$0.100/1M-72%15 September 2026Mistral AI
Qwen3.8 2.4T A95BCached input$0.500/1M$0.200/1M-60%17 September 2026Alibaba
Mistral Small 3.1 24B InstructOutput$0.555/1M$0.300/1M-46%15 September 2026Mistral AI
deepseek-v4-1-flashOutput$0.600/1M$0.400/1M-33%15 September 2026DeepSeek
deepseek-v4-1-flashInput$0.150/1M$0.100/1M-33%15 September 2026DeepSeek
Qwen3.8 27BInput$0.100/1M$0.080/1M-20%17 September 2026Alibaba
NVIDIA Nemotron 3 UltraCached input$0.120/1M$0.100/1M-17%15 September 2026Nvidia
NVIDIA Nemotron 3 UltraInput$0.600/1M$0.500/1M-17%15 September 2026Nvidia

Price increases in Week of 14–20 September 2026

mistral-medium-3-5Cached input$0.139/1M$0.750/1M+440%15 September 2026Mistral AI
Qwen3.8 27BCached input$0.010/1M$0.050/1M+400%17 September 2026Alibaba
Qwen3.8 2.4T A95BCached input$0.250/1M$0.500/1M+100%15 September 2026Alibaba
Mistral Small 3.2 24B InstructInput$0.075/1M$0.094/1M+25%16 September 2026Mistral AI
Mistral Small 3.2 24B InstructOutput$0.200/1M$0.250/1M+25%16 September 2026Mistral AI
mistral-medium-3-5Input$1.39/1M$1.50/1M+8%15 September 2026Mistral AI
mistral-medium-3-5Output$7.13/1M$7.50/1M+5%15 September 2026Mistral AI

Models launched in Week of 14–20 September 2026

Cite this recap

Monthly recaps are generated from our open price-change dataset (CC BY 4.0). See the recap JSON, the full change dataset, or the RSS feed.