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Event Brief

OpenAI Launches GPT-5.4 Mini for Free Users

OpenAI introduces GPT-5.4 mini, enhancing ChatGPT for Free and Go users with improved performance.
WHO: OpenAI
WHAT: Launch of GPT-5.4 mini model
WHEN: Mar 17, 2026 at 1:00 PM ET
WHERE: Location not specified
WHY: To provide advanced AI capabilities to Free and Go users
Sources (1): Engadget

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