Model Comparison

Gemini 2.5 FlashDeepSeek V3.1 Reasoner
Let's see who can write code better - Gemini 2.5 Flash or DeepSeek V3.1 Reasoner

Model Information

Gemini 2.5 Flash

Google

Description

Ultra-fast Gemini model with massive context

Specifications

Context Window1.0M
Max Output8K
ReleasedJan 2025
API

Pricing (per 1M)

In / Out
$0.3/ $2.5

Key Features

Massive context windowVery fast inferenceMulti-modal

Strengths

  • 1M token context
  • Extremely fast
  • Cost-effective

Weaknesses

  • Less capable than Pro version
  • May struggle with complex tasks

Agent Support

DeepSeek V3.1 Reasoner

DeepSeek

Description

DeepSeek V3.1 Thinking mode

Specifications

Context Window128K
Max Output33K
ReleasedDec 2024
API

Pricing (per 1M)

In / Out
$0.07/ $1.68

Key Features

Performance improvementsBug fixesBetter stability

Strengths

  • More reliable than V3
  • Better performance
  • Improved efficiency

Weaknesses

  • Incremental improvements only
  • Still limited API access

Agent Support

No known agents