Product change·Mar 2 → Mar 9, 2026·Week 11, 2026·AI & Machine Learning
OpenAI democratizes GPT-5.4 Thinking to Free tier, upgrades Pro models
What changed
Feature change
GPT-5.4 Thinking democratized to Free and Go plans (previously no access)
Feature change
Model upgrade: GPT-5.2 Thinking replaced with GPT-5.4 Thinking across all plans
Feature change
Model upgrade: GPT-5.2 Instant replaced with GPT-5.3 Instant across all plans
Feature change
Model upgrade: GPT-5.2 Pro replaced with GPT-5.4 Pro across Pro, Business, and Enterprise plans
Before and after
Mar 2, 2026 vs Mar 9, 2026Pulse.
100%
Change 1 of 4 · feature changed
GPT-5.4 Thinking democratized to Free and Go plans (previously no access)
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Week 10, 2026 · OpenAI removes all public pricing from ChatGPT pricing pageOpenAI upgrades GPT models across all plans, adds Skills beta feature · Week 12, 2026
More from OpenAI
Full history →- Week 37, 2026·improvedOpenAI: Plus & Pro reasoning model upgraded to GPT-6 Astra
- Week 15, 2026·decreaseOpenAI cuts Business plan price 20% to $20/user/month
- Week 14, 2026·improvedOpenAI restructures Plus plan, moves GPT-5.4 Thinking to credit-based access
- Week 12, 2026·improvedOpenAI upgrades GPT models across all plans, adds Skills beta feature
- Week 10, 2026·packagingOpenAI removes all public pricing from ChatGPT pricing page