DeepSeek-V4.1-Flash character

V4.1-Flash and DeepSeek API

2 products from DeepSeek

Price change

DeepSeek lowers API prices with V4.1-Flash

DeepSeek lowered API prices with the V4.1-Flash launch, keeping off-peak rates at 50% of peak, effective 04:00 UTC on September 10, 2026. The pricing page lists deepseek-flash at $0.30 input (cache miss) and $1.20 output per 1M tokens at peak.

Source

"New pricing takes effect at 04:00 UTC on Sept 10, 2026."

DeepSeek API docs news

Published

Open the sourceapi-docs.deepseek.com

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