Microsoft 365 Copilot Chat: OpenAI’s GPT‑5.5 Instant available in Copilot Chat [Android, Windows, iOS, Mac, Web]OpenAI’s GPT‑5.5 Instant improves ev
OpenAI’s GPT‑5.5 Instant improves everyday work in Copilot Chat by delivering more accurate, concise responses with better performance on image analysis and STEM‑related tasks.
Details:
What changed:
GPT-5.5 Instant in Copilot Chat helps provide improved quality of answers for quick responses.
Try this:
Summarize a long email thread using GPT‑5.5 Instant.
Use GPT‑5.5 Instant to check formulas or explain a STEM concept.
Why this matters:
Business impact:
Improves response quality and reliability across daily workflows.
Personal impact:
Helps users get clearer, more accurate answers with less effort
Brand Impact
OpenAI's GPT-5.5 Instant is now available inside Microsoft 365 Copilot Chat across all platforms, delivering more accurate, concise responses with better image-analysis and STEM performance. Copilot Chat is one of the largest work-context AI surfaces, so a model swap changes how brand and product comparisons get answered in millions of workplace prompts. Brand-visibility tracking on Copilot Chat should be refreshed against the new model.
Original source ↗ Crawled: 20 May 2026 09:14