ChatGPT vs OpenAI API vs DeepSeek vs OpenRouter

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
ChatGPT
vs
Competitor 1
OpenAI API
Competitor 2
DeepSeek
Competitor 3
OpenRouter
Compare
4 tools · best value per row highlighted
Your tool ChatGPT
chatgpt.com
Your AI assistant for everything
Remove
Competitor OpenAI API
platform.openai.com
The API powering the AI ecosystem
Make main Remove
Competitor DeepSeek
deepseek.com
DeepSeek is an AI lab and chat assistant.
Make main Remove
Competitor OpenRouter
openrouter.ai
Every model, one endpoint
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
5.6Bvisits/mo
15.2Mvisits/mo
353.8Mvisits/mo
22Mvisits/mo
MoM change
▲ 3.5%
▲ 4.6%
▲ 2.1%
▲ 14.6%
6-month growth
-1.6%
-2.4%
+0.9%
+39.6%
Global rank web
#7
—
#131
#2,023
Avg. last 3 months
5.5B
15.2M
357.9M
19.5M
Bounce rate lower is better
30%
34%
38%
32%
Pages / visit
4.3
5.4
3.4
7.7
Visit duration
6m 35s
3m 56s
5m 33s
6m 13s
Traffic sources
● Direct 95% · ● Referral 3%
● Direct 82% · ● Referral 15%
● Direct 95% · ● Referral 4%
● Direct 89% · ● Referral 10%
ChatGPTOpenAI APIDeepSeekOpenRouter
01.5B2.9B4.4B5.8BChatGPT · 5.8BChatGPT · 5.5BChatGPT · 5.7BChatGPT · 5.4BChatGPT · 5.7BChatGPT · 5.5BChatGPT · 5.6BChatGPT · 5.4BChatGPT · 5.5BChatGPT · 5.6BOpenAI API · 18.7MOpenAI API · 16.7MOpenAI API · 16.5MOpenAI API · 15.6MOpenAI API · 15.9MOpenAI API · 15.1MOpenAI API · 15.7MOpenAI API · 14.6MOpenAI API · 15.2MDeepSeek · 345.7MDeepSeek · 328.9MDeepSeek · 298.3MDeepSeek · 273.2MDeepSeek · 350.8MDeepSeek · 411.2MDeepSeek · 430.4MDeepSeek · 373.5MDeepSeek · 346.4MDeepSeek · 353.8MOpenRouter · 7.5MOpenRouter · 8.6MOpenRouter · 8.4MOpenRouter · 11.2MOpenRouter · 15.8MOpenRouter · 17.9MOpenRouter · 16.8MOpenRouter · 17.3MOpenRouter · 19.2MOpenRouter · 22M1M10M100M1B10BChatGPT · 5.8BChatGPT · 5.5BChatGPT · 5.7BChatGPT · 5.4BChatGPT · 5.7BChatGPT · 5.5BChatGPT · 5.6BChatGPT · 5.4BChatGPT · 5.5BChatGPT · 5.6BOpenAI API · 18.7MOpenAI API · 16.7MOpenAI API · 16.5MOpenAI API · 15.6MOpenAI API · 15.9MOpenAI API · 15.1MOpenAI API · 15.7MOpenAI API · 14.6MOpenAI API · 15.2MDeepSeek · 345.7MDeepSeek · 328.9MDeepSeek · 298.3MDeepSeek · 273.2MDeepSeek · 350.8MDeepSeek · 411.2MDeepSeek · 430.4MDeepSeek · 373.5MDeepSeek · 346.4MDeepSeek · 353.8MOpenRouter · 7.5MOpenRouter · 8.6MOpenRouter · 8.4MOpenRouter · 11.2MOpenRouter · 15.8MOpenRouter · 17.9MOpenRouter · 16.8MOpenRouter · 17.3MOpenRouter · 19.2MOpenRouter · 22MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Paid
Freemium
Freemium
Starting price
$8per month · free tier available
—
—
Free tier
Free tier
–
–
Free trial
–
–
–
API access
–
–
Plans
Free FreeGo $8/moPlus $20/moPro 5x $100/mo+1 more
—
deepseek-flash Customdeepseek-v4-pro Custom
Free FreeStandard Custom/moBusiness Custom/moEnterprise Custom
Capabilities input → output
Input
AudioCodeDocumentsImagesText
AudioDocumentsImagesText
TextImagesCode
VideoTextImagesAudio
Output
TextAudioCodeImages
VideoTextImagesCodeAudio
TextCode
AudioVideoTextImages
Skill level
Beginner-friendly
Advanced
Beginner-friendly
Advanced
Categories
Chatbots & CompanionsDevelopment & CodeEducation & LearningImage Editing+27 more
Development & CodeAI APILarge Language Models (LLMs)
Chatbots & CompanionsDevelopment & CodeEducation & LearningWriting & Content+10 more
Development & CodeAI APILarge Language Models (LLMs)
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
19
1
9
5
APIs
–
–
Chatbots
–
–
Large language models
–
–
Coding
–
–
Research
–
–
Summarizing
–
–
Translations
–
–
Writing
–
–
LLM gateway
–
–
–
Blogging
–
–
–
Copywriting
–
–
–
Email writing
–
–
–
Essay writing
–
–
–
Grammar checking
–
–
–
Homework assistance
–
–
–
Image generation
–
–
–
Image to text
–
–
–
Search engine
–
–
–
Code documentation
–
–
–
Debugging
–
–
–
Development
–
–
–
Image editing
–
–
–
Image to image
–
–
–
LLM comparison
–
–
–
Math
–
–
–
Refactoring
–
–
–
Community on aitoolstime
Rating
★ 4.34 ratings
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 17
▲ 1
▲ 3
▲ 0
Saves
4
0
0
0
Reviews
4
0
0
0
Prompts
17
0
0
0
Verified listing
–
–
–
–

Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.