Verified65% confidenceEventExact time

At 12:00 noon on September 14, V4 Pro will officially be taken offline, and all requests will be fully routed to V4.1 Flash.

3

Sources

65%

Confidence

Medium-term (~90 days)

Relevance

9/11/2026

First Seen

Valid until: 12/10/2026

Sources

DeepSeek V4.1 Flash Released: Smallest Model Surpasses Flagship Across the Board, Costs Cut to One-Quarter

Related Entities

V4 Promodel V4.1 Flashmodel DeepSeekcompany

Related Claims

UnverifiedStarting September 14, all API requests originally sent to V4 Pro will be automatically routed to V4.1-Flash and billed at the new pricing.75% similar UnverifiedThe official announcement stated that all requests sent to V4-Pro will be uniformly forwarded to the V4.1-Flash model.68% similar

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MCP

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