Frontier LLM API Prices After the September 2026 Price War
Cost-per-token comparison of Opus 5.5, Fable 5.1, GPT-6 Sol and Luna, and Grok 4.7 after the September 2026 price war, plus where local inference wins.
Tag
#api-pricing
When Local AI Beats the API: The Cost Crossover (September 2026)
The monthly token volume at which a self-hosted model becomes cheaper than paying per token to GPT-5, Claude, or Gemini, and the workloads that never get there.
Leading Frontier AI Models: Capability Ceiling (September 2026)
What sits at the top of the field right now, hosted or downloadable, with every licence, price and index score re-read from a primary source today.
Grok 4.5 Drops to $2/$6, Reshaping the US Frontier API Race
SpaceXAI's Grok 4.5 lands at $2 input and $6 output per million tokens - cheaper than Claude Opus 4.7's $5/$25 and OpenAI's top GPT-5.5 at $5/$30.