GPT-4oVSDeepSeek V2.5

GPT-4o

GPT-4o

GPT-4o AI Model

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VS
DeepSeek V2.5

DeepSeek V2.5

DeepSeek V2.5 AI Model

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casual Verdict

Overall, [GPT-4o](/lab?model=openai/gpt-4o) is the current industry leader (Elo: 1287). It generally provides more accurate and faster responses than [DeepSeek](/lab?model=deepseek/deepseek-chat) V2.5.
Data Verified from Authority Sources

Benchmarks including **LMSYS Chatbot Arena Elo** and **HumanEval Pass@1** are sourced from public leaderboards as of **2025/2026**. These metrics are indicative and may change as models are updated by providers.

Scores based on normalized benchmarks (0-100 scale)

Feature Comparison

FeatureGPT-4oDeepSeek V2.5
ProviderOpenAIDeepSeek
Release Date2024-052024-09
Context Window128000128000
Pricing (Input)5 / per 1M tokens0.14 / per 1M tokens
Pricing (Output)15 / per 1M tokens0.28 / per 1M tokens
Pros
  • Industry-leading multimodal capabilities (Audio/Vision)
  • Extremely fast inference speed compared to GPT-4 Turbo
  • Native capability to understand emotion in voice
  • Insanely cheap API pricing
  • Coding performance rivals Claude 3.5 Sonnet
  • Extremely efficient caching
Cons
  • Can be 'lazy' in coding tasks requiring complex scaffolding
  • Strict safety filters can trigger false refusals
  • Weaker in creative writing and English nuance
  • Server stability can be variable

Methodology

We compared GPT-4o and DeepSeek V2.5 based on real-world usage tests, official technical benchmarks, and community feedback. Our scoring system evaluates speed, reasoning capabilities (MMLU benchmarks), and coding proficiency.

Last updated: 1/17/2026