Skip to content
AI Viewer
Model comparison Synced Apr 6, 2026

DeepSeek: DeepSeek V3 vs OpenAI: GPT-5 Nano

Side-by-side comparison of DeepSeek: DeepSeek V3 and OpenAI: GPT-5 Nano. Compare pricing, context window, capabilities, and find out which is better for your workflow.

Verdict

strong confidence

OpenAI: GPT-5 Nano leads overall

OpenAI: GPT-5 Nano leads in price and context window and capabilities, making it the stronger choice for most workflows. DeepSeek: DeepSeek V3 remains competitive with advantages in max output.

Best for with DeepSeek: DeepSeek V3

Long-form content generation

Best for with OpenAI: GPT-5 Nano

Budget-conscious workflowsLong document processingMulti-modal tasks

Side-by-side

Technical specifications

DeepSeek: DeepSeek V3 OpenAI: GPT-5 Nano
Provider DeepSeek OpenAI
Input price $0.32/M $0.05/M
Output price $0.89/M $0.40/M
Context window 164K 400K
Max output 164K 128K
Capabilities
Tool use
Tool useVisionReasoning
Released Dec 26, 2024 Aug 7, 2025
View DeepSeek: DeepSeek V3 profile View OpenAI: GPT-5 Nano profile

Scoring breakdown

How each dimension compares

Price

OpenAI: GPT-5 Nano leads

DeepSeek: DeepSeek V3

$0.89/M tokens

OpenAI: GPT-5 Nano

$0.40/M tokens

Context Window

OpenAI: GPT-5 Nano leads

DeepSeek: DeepSeek V3

164K tokens

OpenAI: GPT-5 Nano

400K tokens

Capabilities

OpenAI: GPT-5 Nano leads

DeepSeek: DeepSeek V3

1/4

OpenAI: GPT-5 Nano

3/4

Max Output

DeepSeek: DeepSeek V3 leads

DeepSeek: DeepSeek V3

164K tokens

OpenAI: GPT-5 Nano

128K tokens

Recency

DeepSeek: DeepSeek V3

Dec 2024

OpenAI: GPT-5 Nano

Aug 2025

Related comparisons

DeepSeek: DeepSeek V3 0324 vs OpenAI: GPT-5 Nano

budget tier · Cross-provider

DeepSeek: DeepSeek V3.1 vs OpenAI: GPT-5 Nano

budget tier · Cross-provider

DeepSeek: DeepSeek V3 vs Google: Gemini 2.0 Flash

budget tier · Cross-provider

DeepSeek: DeepSeek V3 vs Google: Gemini 2.0 Flash Lite

budget tier · Cross-provider

Get a personalized recommendation All comparisons