| Product | OpenAI API (service tiers) |
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| Category | plan |
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| Announced / detected | 2026-07-30 |
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| Effective | not stated in source |
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| Before | Priority Processing tier |
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| After | Fast mode, up to 2.5x faster at twice the price (GPT-5.6 Sol); priority-tagged requests auto-use Fast mode |
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| Official source | https://platform.openai.com/docs/changelog |
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| Source quote | For GPT-5.6 Sol, Fast mode now delivers up to 2.5× faster speeds than standard processing at twice the price. |
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| Archive | No post-change Wayback capture found |
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| Snapshot hash | sha256:fdd795b8161cf6be325740e2523291f43a334ec87f6ee952114f7c455c926394 |
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| Status | verified |
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