Model comparison

DeepSeek-V4.1-Flash vs Gemini 3.1 Flash-Lite

Compare DeepSeek-V4.1-Flash (DeepSeek) and Gemini 3.1 Flash-Lite (Google) by price, context, capabilities, and latency.

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Price deadline

Gemini Flash prices rise Jan 1, 2027

Per Google's published pricing page, Gemini Flash input prices double on Jan 1, 2027. The same workload runs an order of magnitude cheaper on DeepSeek and GLM. Source: Google pricing Full price breakdown

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Which should you pick?

  • Price: DeepSeek-V4.1-Flash is cheaper ($0.3 / 1M tokens input / $1.18 / 1M tokens output) vs Gemini 3.1 Flash-Lite ($0.25 / 1M tokens input / $1.50 / 1M tokens output).
  • Gemini 3.1 Flash-Lite adds: Tool calling, JSON mode, Vision, Long context.

Side by side

DeepSeek-V4.1-Flash vs Gemini 3.1 Flash-Lite — full comparison

Compare price, provider, context, capabilities, latency, and source basis.

ModelProviderInputOutputContextCapabilitiesBest forLatencyStatusSource
DeepSeek-V4.1-Flashdeepseek/deepseek-v4-1-flashDeepSeek$0.3 / 1M tokens$1.18 / 1M tokens1M
Streaming
Chinese Q&A, general chat4553-6187msCatalogPlatform curated
Gemini 3.1 Flash-Litegoogle/gemini-3.1-flash-liteGoogle$0.25 / 1M tokens$1.50 / 1M tokens1M
StreamingTool callingJSON modeVision
image understanding, multimodal chat936-1952msCatalogPlatform curated

FAQ

DeepSeek-V4.1-Flash vs Gemini 3.1 Flash-Lite FAQ

Is DeepSeek-V4.1-Flash or Gemini 3.1 Flash-Lite cheaper?

DeepSeek-V4.1-Flash is cheaper ($0.3 / 1M tokens input / $1.18 / 1M tokens output) vs Gemini 3.1 Flash-Lite ($0.25 / 1M tokens input / $1.50 / 1M tokens output). Actual cost depends on your input/output token mix — estimate it with the pricing calculator.

Which has a larger context window, DeepSeek-V4.1-Flash or Gemini 3.1 Flash-Lite?

Both offer the same context window: 1M tokens.

DeepSeek-V4.1-Flash detailsGemini 3.1 Flash-Lite detailsPricing calculatorOpenAI-compatible quickstart

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