Expired50% confidenceBenchmarkExact time
The previous Advanced Voice Mode scored only 45% on GPQA.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/20/2026
First Seen
Valid until: 10/18/2026(expired)
Sources
Related Claims
VerifiedOn the GPQA test, the older advanced voice mode achieved approximately 45% accuracy, while GPT Live mini and the mid-tier version reached 70% to 80%81% similarUnverifiedIn the BrowseComp test, the old Advanced Voice Mode scored less than 1%, while GPT-Live 1 Mini (free) scored approximately 30%.69% similarUnverifiedSpeech generated by end-to-end TTS models based on deep learning typically achieves a naturalness MOS score of 4.0–4.5 (out of 5), approaching the level of human recordings.61% similarUnverified现代声音克隆方案（如SV2TTS、VALL-E、CosyVoice等）已将所需语音样本压缩至数秒60% similarUnverifiedGPT-4o早期语音模式曾因过度模仿用户声音（voice cloning风险）及生成过于拟人化情感回应而受到批评59% similar
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