Expired50% confidenceFactExact time
OpenAI is preparing a new voice model called BDI, with a knowledge cutoff of August 2025, marking the first major voice upgrade since GPT-4o.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
Claude Sonnet 5 Imminent, GPT-4.6 This Week? A Wave of Frontier Model Updates
bilibiliNixAI6/22/2026
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