Partially Verified65% confidenceEventExact time
DeepSeek replaced the model behind the deepseek-flash API endpoint with a new checkpoint, DeepSeek-V4.1-Flash-1017, without a changelog or email notification.
3
Sources
65%
Confidence
Short-term (~14 days)
Relevance
10/18/2026
First Seen
Valid until: 11/1/2026
Sources
Related Entities
Related Claims
UnverifiedDeepSeek has launched the model checkpoint V4.1-Flash-1017, available simultaneously on the official website, the app, and the API.78% similarPartially VerifiedDeepSeek released the V4.1-Flash-1017 model on October 17, adding the Search and Fetch APIs.75% similarUnverifiedIn AI Gateway, the model name for this model is deepseek/deepseek-v4.1-flash-1017.74% similarUnverifiedOn the launch day of DeepSeek V4.1 Flash 1017, The Decoder noted that no independent evaluation results were available yet, only DeepSeek's own benchmark table.74% similar
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