ChatGPT vs DeepSeek: which to pick in 2026 (or get both)
DeepSeek is the free, low-cost reasoning model; ChatGPT is the paid, polished multimodal assistant. Here’s how they compare - and how to get both.
The usual choice
Pick one. Pay one subscription. Live inside one vendor's models.
- Everything ChatGPT does
- Everything DeepSeek does
- Plus 49+ models, one login
DeepSeek V3 is free and excellent value for text, math and code; ChatGPT adds GPT-5, image generation, voice and a polished app for $20/month. TulexAI includes DeepSeek V4 Flash and GPT-5 together - plus Claude, Gemini, image and voice - from $11/month, with video on the $23 plan.
ChatGPT vs DeepSeek vs TulexAI
| ChatGPT | DeepSeek | TulexAI | |
|---|---|---|---|
| Flagship model | GPT-5.4 | DeepSeek V3 | Both + 47 more |
| Math & code reasoning | Strong | Strong | Pick per task |
| Image generation | DALL·E | ||
| Video & voice generation | |||
| Claude & Gemini access | |||
| Western data residency | |||
| Starting price | $20/mo | Free / API | $11/mo |
Which should you pick?
Pick DeepSeek if you want strong, low-cost reasoning and code and don’t need images, voice or a managed app - its chat is free. Pick ChatGPT for a polished, multimodal assistant. TulexAI includes DeepSeek V4 Flash and GPT-5.4 together (plus Claude, Gemini, image and voice) for $11/month - video from $23 - so you get DeepSeek’s value and frontier multimodal in one place.
Why choose at all? TulexAI includes both
49+ models in one subscription - here are the ones that cover what ChatGPT and DeepSeek each do best.
Text & Chat
- DeepSeek V4 FlashBudget
- OpenAI GPT-5.4Premium
- Claude Opus 4.8Premium
- Gemini 3.1 ProStandard
Code
- Grok Build (Code)Standard
Image
- GPT Image 2Premium
Video
- SoraPremium
Frequently asked questions
DeepSeek V3 is excellent value for text, math and code and its chat is free, but it’s text-only and China-based. ChatGPT adds GPT-5, images, voice and a polished app. TulexAI includes both.
Get both - and 35+ more models
40+ AI models - GPT-5, Claude Opus 5, Gemini 3.1, image, video & voice. One subscription from $11/mo.
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