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DeepSeek V4.1 Flash Beta

deepseek·deepseek/deepseek-v4.1-flash-beta·GA·Closed·deepseek series·NEW
Fast DeepSeek model for efficient chat, coding help, and agent loops

Specs & pricing

Input / output per 1M tokens
Reference price·Vercel AI Gateway
$0.22 / $0.66
Blended $0.33 · Cache read $0.007
Lowest paid·Vercel AI GatewayCloud
$0.22 / $0.66
Blended $0.33
Context
1,000,000
Output limit
384,000
Knowledge cutoff
—
Released / updated
2026-09-08 / 2026-09-08
Capabilities
✓ Reasoning✓ Tool use? Structured output? Temperature✓ Attachments
Modalities
TextImage

Available at 1 providers1 with public prices

ProviderTierInputOutputCache readCache writeContextOutput limitStatus
Vercel AI GatewayCloud$0.22$0.66$0.007—1,000,000384,000

Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.

Your usage cost

1Vercel AI Gateway$51.44
The cheapest paid channel is the only channel.

Reasoning control

Toggle (on / off)effort = higheffort = xhigh

Related models

DeepSeek V4.1 Flashsame series$0.156 / $0.312DeepSeek V4 Flash Vision Exp Uncensoredsame series$0.44 / $1.60DeepSeek V4 Flash Latestsame series$0.14 / $0.28DeepSeek V4 Flashcheaper alternative$0.14 / $0.28GLM-5.3-Flashcheaper alternative$0.075 / $0.25MiMo-V2.5cheaper alternative$0.14 / $0.28Gemini 2.5 Flash-Litecheaper alternative$0.10 / $0.40

Price historyone sample accumulated per data sync

Input list $0.22Output list $0.66Min blended $0.33

Price history accumulates from each data sync; currently only 1 sample(s) (2026-09-09). Each future sync adds a point, and once accumulated a line is drawn here.

Data partly from models.dev (MIT) · Vercel AI Gateway official docs ↗