Model comparison

DeepSeek V4 Flash vs Gemini 2.5 Pro

Compare DeepSeek V4 Flash (DeepSeek) and Google: Gemini 2.5 Pro (Google) by price, context, capabilities, and latency.

Which should you pick?

  • Price: DeepSeek V4 Flash is cheaper ($0.112 / 1M tokens input / $0.224 / 1M tokens output) vs Google: Gemini 2.5 Pro ($1.25 / 1M tokens input / $10 / 1M tokens output).
  • Context: Google: Gemini 2.5 Pro has the larger context window (1M tokens).
  • DeepSeek V4 Flash adds: Low cost.
  • Google: Gemini 2.5 Pro adds: Vision, Streaming.

Side by side

DeepSeek V4 Flash vs Google: Gemini 2.5 Pro — full comparison

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

ModelProviderInputOutputContextCapabilitiesBest forLatencyStatusSource
DeepSeek V4 Flashdeepseek-v4-flashDeepSeek$0.112 / 1M tokens$0.224 / 1M tokens128k
Tool callingJSON modeLong contextReasoning
low-cost Chinese tasks, long-context summary700-2200msCatalogOpenRouter if available
Google: Gemini 2.5 Progoogle/gemini-2.5-proGoogle$1.25 / 1M tokens$10 / 1M tokens1M
Tool callingVisionJSON modeLong context
long-context analysis, vision workflows1500-5000msCatalogOpenRouter if available

FAQ

DeepSeek V4 Flash vs Google: Gemini 2.5 Pro FAQ

Is DeepSeek V4 Flash or Google: Gemini 2.5 Pro cheaper?

DeepSeek V4 Flash is cheaper ($0.112 / 1M tokens input / $0.224 / 1M tokens output) vs Google: Gemini 2.5 Pro ($1.25 / 1M tokens input / $10 / 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 or Google: Gemini 2.5 Pro?

Google: Gemini 2.5 Pro is larger (1M tokens) vs 128k tokens.

DeepSeek V4 Flash vs Google: Gemini 2.5 Pro for Long context: which should I pick?

Both target Long context. Pick DeepSeek V4 Flash to optimize cost, or Google: Gemini 2.5 Pro for the longer context window. Test both on real prompts before committing production traffic.