on december 30th, the technology media blepingcomputer published a blog yesterday, december 29, reportingMicrosoftFor Web, Windows 11 and Mobile Copilot USERS BEGAN TO SHIP GPT 5.2 IN FULLAnd name it Smart Plus mode。
The update was launched as a free-of-charge upgrade in a new Smart Plus model and coexisted with the GPT 5.1-based Smart model released last month。
The version carried by Copilot is clearly defined as the “Thinking” variant of GPT 5.2, and Microsoft emphasizes that it significantly enhances the ability to deal with complex tasks。
The model supports users in completing more quickly the practical work of constructing spreadsheets, producing presentations, preparing and reviewing codes, understanding long documents and processing imagesOfficially defined as “expert level” tools capable of performing specific office tasks。
Citing Boven, in the mission assessment of “knowledge work” for 44 occupations (GDPval), in the test case of 70.9%, GPT-5.2 Tinking was defeated or balanced with human industry experts, compared to the previous GPT-5 figure of 38.8%。
Based on several authoritative benchmark tests, GPT 5.2 demonstrates the power of the dominant technology. In the software engineering test SWE-Bench Pro, the model scored 55.6%, while in the SWE-Bench Verified it reached 80%, both data were better than GPT-51Thinking。
GPT 5.2 A full score of 100% was obtained in AIME 2025 (American Math Invitation), a score of 92.4% in the GPQA Diamond test, a score of 88.7% in the CharXiv reasoning (including Python) test and a significant increase in the ARC-AGI test。