AI Giants Trigger Model Price War with Intensive Next-Gen AI Model Releases (GPT-5.6, Grok 4.5, etc.)

In July 2026, leading AI companies including OpenAI, xAI, and Meta successively launched new flagship AI models like GPT-5.6, Grok 4.5, and Muse Spark 1.1, igniting a fierce market price war that has significantly lowered AI inference costs and reshaped the industry landscape.

The top 3

  1. Top 3 Models by Cost-Efficiency: Ministral 3 3B (Reasoning) offers the best value with a Score/$ ratio of 395.2, followed by Ministral 3 8B (Reasoning) at 269.2 and Ministral 3 14B (Reasoning) at 246.7, as of July 2026.
  2. Pricing Evolution: Key Milestones: Since March 2023, the average output price for frontier LLMs has dropped approximately 94.5%, with GPT-4 output falling 83% from $60 to $10 via GPT-4o replacement.
  3. Cheapest High-Performance Models: Qwen3.5 4B (Reasoning) is among the cheapest high-performance models at $0.06/M tokens, while gpt-oss-120b (high) costs $0.07/M tokens, and DeepSeek V4 Flash is $0.11/M tokens.

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