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DeepSeek V4 Flash now runs updated weights on AI Gateway

PreviewVerifiedAdded Sep 22, 2026

DeepSeek V4 Flash now runs on updated weights by default on AI Gateway, with notably stronger agentic capabilities. On Terminal-Bench, it scores 82.7, up 25.8 points from 56.9 in the April preview. Requests to deepseek/deepseek-v4-flash pick up the new weights automatically, with no change to the model ID or your code.

Read Vercel's release notes

https://vercel.com/changelog/deepseek-v4-flash-now-runs-updated-weights-on-ai-gateway

Summaries of vendors' own notes. Product names and logos belong to their owners; logos via logo.dev.

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