Unverified50% confidenceFactExact time
In the model lists of Claude Code and Codex, V4.1 Flash is displayed as DeepSeek Flash rather than a name with a version number.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
9/19/2026
First Seen
Valid until: 12/18/2026
Sources
Related Entities
Related Claims
UnverifiedDeepSeek V4 Flash is directly compatible with Codex and can be connected without CC Switch.78% similarUnverifiedV4.1 Flash took first place on the DeepSWE, CyberDream, and AutomationBench agent benchmarks.73% similarUnverifiedInterfaces that previously called DeepSeek V4 Pro will automatically switch to the new V4.1 Flash model, requiring no code changes from developers.72% similarUnverifiedThis update adds support for the official model ID deepseek-flash; new sessions default to V4.1 Flash, but explicitly configured models take higher priority.72% similarVerifiedDeepSeek V4 Flash is an MoE multimodal model with a total parameter count of 284B.72% similar
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