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Business Insider, Every.to and OpenAI's DevDay recap corroborate the $500 Pro tier, Ultrafast access, GPT-6.1 Sol model and Dot agent at the Sept 29 event.

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via Engadget

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Home/Tech/OpenAI launches $500 Pro tier and GPT-6.1 Sol at DevDay
VERIFIEDBy Xavier Rivera·Tuesday, September 29, 2026 at 1:32 PM EDT·1.5 min read

OpenAI launches $500 Pro tier and GPT-6.1 Sol at DevDay

OpenAI launched a $500 Pro subscription tier and GPT-6.1 Sol model at DevDay. The move adds a higher-cost option while reducing allowances on the existing $200 plan.

Source:Engadget
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OpenAI launches $500 Pro tier and GPT-6.1 Sol at DevDay
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TL;DRAI · 60 sec read

OpenAI announces a $500 monthly Pro tier and GPT-6.1 Sol at DevDay on September 29, 2026. Ultrafast lets Codex and Work generate up to 300 tokens per second and is also an API speed tier. Limits fall on the $200 plan, and GPT-6.1 Sol nearly matches GPT-6 Astra at one-fifth the token price.

⚐ CORRECTEDTuesday, September 29, 2026 at 11:51 PM EDT

Changed “matches” to “nearly matches”: GPT-6.1 Sol nearly matches GPT-6 Astra at one-fifth of Astra’s standard token prices. The $200-plan limit cut was already in the story and was not part of this correction.

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OpenAI announced a new $500 monthly Pro subscription tier and a lower-cost GPT-6.1 Sol model during its DevDay event on September 29, 2026.
Ultrafast enables Codex and Work apps to generate up to 300 tokens per second for faster code writing and task execution.
OpenAI introduces $500 Pro plan with Ultrafast access. The new tier provides the highest usage allowance and includes the Ultrafast feature. Ultrafast enables Codex and Work apps to generate up to 300 tokens per second for faster code writing and task execution. The speed tier also extends to API users.
POST FROM @OpenAI· official announcement tweet about GPT-6.1 Sol availability matching the article's DevDay launch
https://x.com/OpenAI/status/2104986136745767160
Existing $200 Pro plan receives reduced limits. Codex and Work usage drops from 20x to 10x the allowance given to Plus users. GPT-6 Pro message caps in ChatGPT fall from 200 to 100 per week. Existing subscribers retain current limits temporarily before receiving a one-time credit.
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All Pro users receive one Dot agent. The personal AI agent comes with conversations that do not count against ChatGPT usage limits. OpenAI partnered with 16 companies, including Notion and Cognition, to enable Plus and Pro customers to run models via Sign in with ChatGPT without an API key.
OpenAI says GPT-6.1 Sol nearly matches GPT-6 Astra on coding and computer use at one-fifth of Astra’s standard token prices.
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GPT-6.1 Sol offers similar performance at lower cost. OpenAI says the model nearly matches GPT-6 Astra on coding and computer use at one-fifth of Astra’s standard token prices. OpenAI states it is safer, more transparent about limitations, and more reliable at respecting user intent. Plus, Pro, Business, Enterprise, and Education users gain access in Codex and Work immediately, with ChatGPT availability planned later.
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