AI model price changes, releases and retirements

Price changes, new models, new providers, deprecations and retirements, as they happen. Changes on this page reflect as soon as we record them.

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October 2026 so far

  1. Retired

    OpenAI retired GPT Image 1, with GPT Image 2 as the suggested replacement.

  2. Retired

    OpenAI retired GPT-3.5 Turbo, with GPT-5.6 Terra as the suggested replacement.

  3. Retired

    OpenAI retired GPT-3.5 Turbo 0125, with GPT-5.6 Terra as the suggested replacement.

  4. Retired

    OpenAI retired GPT-4 0613, with GPT-5.6 Sol as the suggested replacement.

  5. Retired

    OpenAI retired GPT-4 1106 Preview, with GPT-5.6 Sol as the suggested replacement.

  6. Retired

    OpenAI retired GPT-4 Turbo 2024-04-09, with GPT-5.6 Sol as the suggested replacement.

  7. Retired

    OpenAI retired GPT-4.1 Nano, with GPT-5.6 Luna as the suggested replacement.

  8. Retired

    OpenAI retired GPT-4.1 Nano 2025-04-14, with GPT-5.6 Luna as the suggested replacement.

  9. Retired

    OpenAI retired GPT-4o 2024-05-13, with GPT-5.6 Sol as the suggested replacement.

  10. Retired

    OpenAI retired o1, with GPT-5.6 Sol as the suggested replacement.

  11. Retired

    OpenAI retired o1 Pro, with GPT-5.6 Sol as the suggested replacement.

  12. Retired

    OpenAI retired o3 Mini, with GPT-5.6 Sol as the suggested replacement.

  13. Retired

    OpenAI retired o4 Mini, with GPT-5.6 Terra as the suggested replacement.

  14. Retired

    OpenAI retired o4 Mini 2025-04-16, with GPT-5.6 Terra as the suggested replacement.

  15. Retired

    OpenAI retired o4 Mini 2025-04-16 with data sharing, with GPT-5.6 Terra as the suggested replacement.

  16. Discontinued

    Perplexity stopped offering 16 models: Anthropic's Claude Haiku 4.5, Anthropic's Claude Opus 4.5, Anthropic's Claude Opus 4.6, Anthropic's Claude Opus 4.7, Anthropic's Claude Opus 4.8 and 11 more. No tracked provider now offers 9 of them.

    All 16 models
  17. Discontinued

    Perplexity stopped offering NVIDIA's Nemotron-3 Ultra-550b-a55b, and no tracked provider now offers it.

  18. New model

    NVIDIA released Nemotron-3.5 Super-120b-a12b.

  19. New provider

    Claude Haiku 5.5 is now listed on Perplexity.

  20. New model

    Google released Gemini 4 Argon.

  21. Price change

    Perplexity cut its price for Anthropic's Claude Sonnet 5.5: Cached input $0.20 → $0.10 per 1M tokens (−50%).

  22. New model

    OpenAI released GPT Rosalind Discovery.

  23. Price change

    Anthropic cut the price of Claude Sonnet 5.5: Cached input $0.20 → $0.10 per 1M tokens (−50%).

  24. Tier price

    Anthropic cut the Batch price of Claude Sonnet 5.5: Cached input $0.10 → $0.05 per 1M tokens (−50%).

  25. New model

    Anthropic released Claude Haiku 5.5.

  26. Legacy

    Anthropic moved Claude Sonnet 4.5 to legacy, retiring it on 30th Nov 2026, with Claude Sonnet 5.5 as the suggested replacement.

  27. Legacy

    OpenAI moved GPT-4o Mini TTS to legacy, retiring it on 6th Jan 2027, with GPT Realtime 2.1 Mini as the suggested replacement.

  28. Legacy

    OpenAI moved GPT-4o Mini Transcribe to legacy, retiring it on 26th Feb 2027, with GPT Transcribe as the suggested replacement.

  29. Legacy

    OpenAI moved GPT-4o Transcribe to legacy, retiring it on 26th Feb 2027, with GPT Transcribe as the suggested replacement.

  30. Legacy

    OpenAI moved GPT-4o Transcribe Diarize to legacy, retiring it on 26th Feb 2027, with GPT Transcribe as the suggested replacement.

  31. Legacy

    OpenAI moved GPT-5 to legacy, retiring it on 11th Dec 2026, with GPT-5.6 Sol as the suggested replacement.

  32. Legacy

    OpenAI moved GPT-5 Mini to legacy, retiring it on 11th Dec 2026, with GPT-5.6 Terra as the suggested replacement.

  33. Legacy

    OpenAI moved GPT-5 Nano to legacy, retiring it on 11th Dec 2026, with GPT-5.6 Luna as the suggested replacement.

  34. Legacy

    OpenAI moved GPT-5 Pro to legacy, retiring it on 11th Dec 2026, with GPT-5.6 Sol as the suggested replacement.

  35. Legacy

    OpenAI moved GPT-5.1 to legacy, retiring it on 1st Apr 2027, with GPT-6 Sol as the suggested replacement.

  36. Legacy

    OpenAI moved GPT-5.3 Codex to legacy, retiring it on 1st Apr 2027, with GPT-6 Sol as the suggested replacement.

  37. Legacy

    OpenAI moved GPT-5.4 Nano to legacy, retiring it on 1st Apr 2027, with GPT-6 Luna as the suggested replacement.

  38. Legacy

    OpenAI moved TTS-1 to legacy, retiring it on 6th Jan 2027, with GPT Realtime 2.1 Mini as the suggested replacement.

  39. Legacy

    OpenAI moved TTS-1 HD to legacy, retiring it on 6th Jan 2027, with GPT Realtime 2.1 Mini as the suggested replacement.

  40. Legacy

    OpenAI moved o3 to legacy, retiring it on 11th Dec 2026, with GPT-5.6 Sol as the suggested replacement.

  41. Legacy

    OpenAI moved o3 Pro to legacy, retiring it on 11th Dec 2026, with GPT-5.6 Sol as the suggested replacement.

Price changes are listed by the date the new price took effect: the Standard tier as "Price change", Batch, Priority, Flex and other service tiers as "Tier price". A new model is dated by its general release, the day its API pricing is published. Refer to the methodology page for information on how we collect prices.

Monthly reports

  • September 2026

    Every AI model release, provider change, price change, and retirement we tracked in September 2026: 2 price changes, 13 new models, 11 models providers stopped offering and 10 retirements.

  • August 2026

    Every AI model release, provider change, price change, and retirement we tracked in August 2026: 5 price changes, 7 new models and 3 retirements.