Model comparison

DeepSeek-V4-Flash-0731 vs Gemini 3.5 Flash-Lite

Compare DeepSeek-V4-Flash-0731 (DeepSeek) and Gemini 3.5 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-Flash-0731 is cheaper ($0.45 / 1M tokens input / $1.33 / 1M tokens output) vs Gemini 3.5 Flash-Lite ($0.3 / 1M tokens input / $2.50 / 1M tokens output).
  • Gemini 3.5 Flash-Lite adds: Vision.

Side by side

DeepSeek-V4-Flash-0731 vs Gemini 3.5 Flash-Lite — full comparison

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

ModelProviderInputOutputContextCapabilitiesBest forLatencyStatusSource
DeepSeek-V4-Flash-0731deepseek/deepseek-v4-flash-0731DeepSeek$0.45 / 1M tokens$1.33 / 1M tokens1M
StreamingTool callingJSON modeLong context
Chinese Q&A, general chat1716-3160msCatalogPlatform curated
Gemini 3.5 Flash-Litegoogle/gemini-3.5-flash-liteGoogle$0.3 / 1M tokens$2.50 / 1M tokens1M
StreamingTool callingJSON modeVision
image understanding, multimodal chat5379-9492msCatalogPlatform curated

FAQ

DeepSeek-V4-Flash-0731 vs Gemini 3.5 Flash-Lite FAQ

Is DeepSeek-V4-Flash-0731 or Gemini 3.5 Flash-Lite cheaper?

DeepSeek-V4-Flash-0731 is cheaper ($0.45 / 1M tokens input / $1.33 / 1M tokens output) vs Gemini 3.5 Flash-Lite ($0.3 / 1M tokens input / $2.50 / 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-Flash-0731 or Gemini 3.5 Flash-Lite?

Both offer the same context window: 1M tokens.

DeepSeek-V4-Flash-0731 vs Gemini 3.5 Flash-Lite for Long context: which should I pick?

Both target Long context. Pick DeepSeek-V4-Flash-0731 to optimize cost, or DeepSeek-V4-Flash-0731 for the longer context window. Test both on real prompts before committing production traffic.

DeepSeek-V4-Flash-0731 detailsGemini 3.5 Flash-Lite detailsPricing calculatorOpenAI-compatible quickstart