DeepSeek-V2.5 vs Gemini 3.1 Flash-Lite Comparison

Comparing DeepSeek-V2.5 and Gemini 3.1 Flash-Lite across benchmarks, pricing, and capabilities.

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Performance Benchmarks

Comparative analysis across standard metrics

No common benchmarks found

DeepSeek-V2.5 and Gemini 3.1 Flash-Lite don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

DeepSeek-V2.5 costs less

For input processing, DeepSeek-V2.5 ($0.14/1M tokens) is 1.8x cheaper than Gemini 3.1 Flash-Lite ($0.25/1M tokens).

For output processing, DeepSeek-V2.5 ($0.28/1M tokens) is 5.4x cheaper than Gemini 3.1 Flash-Lite ($1.50/1M tokens).

In conclusion, Gemini 3.1 Flash-Lite is more expensive than DeepSeek-V2.5.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers

Sat Mar 14 2026 • llm-stats.com

DeepSeek-V2.5

Input tokens$0.14

Output tokens$0.28

Best providerDeepSeek

Gemini 3.1 Flash-Lite

Input tokens$0.25

Output tokens$1.50

Best providerGoogle

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Context Window

Maximum input and output token capacity

Gemini 3.1 Flash-Lite accepts 1,000,000 input tokens compared to DeepSeek-V2.5's 8,192 tokens. Gemini 3.1 Flash-Lite can generate longer responses up to 65,536 tokens, while DeepSeek-V2.5 is limited to 8,192 tokens.

DeepSeek-V2.5

Input8,192 tokens

Output8,192 tokens

Gemini 3.1 Flash-Lite

Input1,000,000 tokens

Output65,536 tokens

Sat Mar 14 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Gemini 3.1 Flash-Lite supports multimodal inputs, whereas DeepSeek-V2.5 does not.

Gemini 3.1 Flash-Lite can handle both text and other forms of data like images, making it suitable for multimodal applications.

DeepSeek-V2.5

Text

Images

Audio

Video

Gemini 3.1 Flash-Lite

Text

Images

Audio

Video

License

Usage and distribution terms

DeepSeek-V2.5 is licensed under deepseek, while Gemini 3.1 Flash-Lite uses a proprietary license.

License differences may affect how you can use these models in commercial or open-source projects.

DeepSeek-V2.5

deepseek

Open weights

Gemini 3.1 Flash-Lite

Proprietary

Closed source

Release Timeline

When each model was launched

DeepSeek-V2.5 was released on 2024-05-08, while Gemini 3.1 Flash-Lite was released on 2026-03-03.

Gemini 3.1 Flash-Lite is 22 months newer than DeepSeek-V2.5.

DeepSeek-V2.5

May 8, 2024

1.8 years ago

Gemini 3.1 Flash-Lite

Mar 3, 2026

1 weeks ago

1.8yr newer

Knowledge Cutoff

When training data ends

Gemini 3.1 Flash-Lite has a documented knowledge cutoff of 2025-01-31, while DeepSeek-V2.5's cutoff date is not specified.

We can confirm Gemini 3.1 Flash-Lite's training data extends to 2025-01-31, but cannot make a direct comparison without DeepSeek-V2.5's cutoff date.

DeepSeek-V2.5

—

Gemini 3.1 Flash-Lite

Jan 2025

Provider Availability

DeepSeek-V2.5 is available from DeepSeek, DeepInfra, Hyperbolic. Gemini 3.1 Flash-Lite is available from Google. The availability of providers can affect quality of the model and reliability.