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OpenAI and Anthropic Slash Model API Prices in Same-Day Releases

This story is from 2026-09-30. It is preserved in the archive; the latest stories are on the live feed.

OpenAI and Anthropic released new models within an hour of each other on 22 September 2026, triggering what Simon Willison calls a price war among frontier AI vendors. OpenAI's GPT-6 Sol and GPT-6 Luna arrived priced at roughly half their GPT-5.6 equivalents. GPT-6 Luna now costs $0.10 per million…

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  1. 2026-09-30 20:55 · DEV Community — AI
    OpenAI and Anthropic Slash Model API Prices in Same-Day Releases

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  2. OpenAI abandons plan to release upcoming model as safety concerns escalate — CNBC Technology
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  5. Google cooked OpenAI and Anthropic with Gemini 4 Argon — r/artificial
  6. ChatGPT plus (20$) vs Claude pro (20$) — r/ChatGPTPro
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  8. If you had to choose only one, which would you pick? — r/GeminiAI

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