DeepSeek
vs
Open AI

Compare AI models side by side

Responses to your questions will appear side by side in the chat windows below.

DeepSeek logo
DeepSeek V4 Pro

Cost: $0

Context window: 1,000,000 tokens · Reasoning model

Input Price

$0.66 / 1M tokens

Output Price

$1.98 / 1M tokens

Context Window

1,000,000 tokens

Hey! I'm here and ready to chat about whatever you'd like.

Cost: $0
Open AI

GPT-6 Luna

Open AI

Knowledge cutoff: 2026-05-18 · Context window: 1,050,000 tokens · Reasoning model

Input Price

$0.1 / 1M tokens

Output Price

$0.5 / 1M tokens

Context Window

1,050,000 tokens

Hey! I'm here and ready to chat about whatever you'd like.