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  1. Home
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DeepSeek V3.1 vs Gemini 2.5 Flash Lite Preview 09-2025

Compare DeepSeek V3.1 from DeepSeek and Gemini 2.5 Flash Lite Preview 09-2025 from Google on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.

Favicon for deepseek
DeepSeek V3.1
Favicon for google
Gemini 2.5 Flash Lite Preview 09-2025
Favicon for deepseek
DeepSeek V3.1
Favicon for google
Gemini 2.5 Flash Lite Preview 09-2025

Overview

DeepSeek V3.1
Author
DeepSeek
Gemini 2.5 Flash Lite Preview 09-2025
Author
Google
DeepSeek V3.1
Context length
164Ktokens
Gemini 2.5 Flash Lite Preview 09-2025
Context length
1.05Mtokens
DeepSeek V3.1
Reasoning
Gemini 2.5 Flash Lite Preview 09-2025
Reasoning
DeepSeek V3.1
Input modalities
Gemini 2.5 Flash Lite Preview 09-2025
Input modalities
DeepSeek V3.1
Output modalities
Gemini 2.5 Flash Lite Preview 09-2025
Output modalities

DeepSeek V3.1 vs Gemini 2.5 Flash Lite Preview 09-2025: side-by-side summary

DeepSeek V3.1 and Gemini 2.5 Flash Lite Preview 09-2025 are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

DeepSeek V3.1, from DeepSeek, has a 163,840-token context window and is priced at $0.25/M tokens input, $0.95/M tokens output on OpenRouter.

Gemini 2.5 Flash Lite Preview 09-2025, from Google, has a 1,048,576-token context window and is priced by the provider serving it on OpenRouter.

Context window
  • DeepSeek V3.1: 163,840 tokens
  • Gemini 2.5 Flash Lite Preview 09-2025: 1,048,576 tokens
Price
  • DeepSeek V3.1: $0.25/M tokens input, $0.95/M tokens output
  • Gemini 2.5 Flash Lite Preview 09-2025: Pricing varies by provider
Provided by
  • DeepSeek V3.1: DeepSeek
  • Gemini 2.5 Flash Lite Preview 09-2025: Google
model details, providers and pricing
model details, providers and pricing
DeepSeek V3.1
Gemini 2.5 Flash Lite Preview 09-2025