Claude vs OpenAI Codex vs ChatGPT vs Kimi AI

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

Your tool
Claude
vs
Competitor 1
OpenAI Codex
Competitor 2
ChatGPT
Competitor 3
Kimi AI
Compare
4 tools · best value per row highlighted
Your tool Claude
claude.ai
AI assistant built to be helpful, harmless, and honest
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Competitor OpenAI Codex
openai.com
A dedicated coding agent that writes and runs code for you
Make main Remove
Competitor ChatGPT
chatgpt.com
Your AI assistant for everything
Make main Remove
Competitor Kimi AI
kimi.com
This conversational AI platform runs on the K2
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
950.2Mvisits/mo
204.3Mvisits/mo
5.6Bvisits/mo
60.1Mvisits/mo
MoM change
▼ 2.0%
▲ 3.6%
▲ 3.5%
▲ 52.2%
6-month growth
+54.8%
+0.3%
-1.6%
+33.8%
Global rank web
#40
#212
#7
#852
Avg. last 3 months
955.4M
197.3M
5.5B
48.3M
Bounce rate lower is better
26%
58%
30%
37%
Pages / visit
4.5
3.0
4.3
3.9
Visit duration
6m 14s
2m 31s
6m 35s
7m 13s
Traffic sources
● Direct 93% · ● Referral 5%
● Direct 81% · ● Referral 17%
● Direct 95% · ● Referral 3%
● Direct 89% · ● Referral 10%
ClaudeOpenAI CodexChatGPTKimi AI
01.5B2.9B4.4B5.8BClaude · 180.3MClaude · 172.7MClaude · 202.9MClaude · 290.3MClaude · 613.7MClaude · 823.5MClaude · 952.6MClaude · 946.8MClaude · 969.3MClaude · 950.2MOpenAI Codex · 266.3MOpenAI Codex · 225MOpenAI Codex · 210.1MOpenAI Codex · 191.2MOpenAI Codex · 203.7MOpenAI Codex · 195.7MOpenAI Codex · 203.1MOpenAI Codex · 190.4MOpenAI Codex · 197.2MOpenAI Codex · 204.3MChatGPT · 5.8BChatGPT · 5.5BChatGPT · 5.7BChatGPT · 5.4BChatGPT · 5.7BChatGPT · 5.5BChatGPT · 5.6BChatGPT · 5.4BChatGPT · 5.5BChatGPT · 5.6BKimi AI · 38.2MKimi AI · 33.5MKimi AI · 44.9MKimi AI · 48.1MKimi AI · 43MKimi AI · 45.3MKimi AI · 39.5MKimi AI · 60.1M10M100M1B10BClaude · 180.3MClaude · 172.7MClaude · 202.9MClaude · 290.3MClaude · 613.7MClaude · 823.5MClaude · 952.6MClaude · 946.8MClaude · 969.3MClaude · 950.2MOpenAI Codex · 266.3MOpenAI Codex · 225MOpenAI Codex · 210.1MOpenAI Codex · 191.2MOpenAI Codex · 203.7MOpenAI Codex · 195.7MOpenAI Codex · 203.1MOpenAI Codex · 190.4MOpenAI Codex · 197.2MOpenAI Codex · 204.3MChatGPT · 5.8BChatGPT · 5.5BChatGPT · 5.7BChatGPT · 5.4BChatGPT · 5.7BChatGPT · 5.5BChatGPT · 5.6BChatGPT · 5.4BChatGPT · 5.5BChatGPT · 5.6BKimi AI · 38.2MKimi AI · 33.5MKimi AI · 44.9MKimi AI · 48.1MKimi AI · 43MKimi AI · 45.3MKimi AI · 39.5MKimi AI · 60.1MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$20per month · free tier available
$20per month · free tier available
$8per month · free tier available
—
Free tier
–
Free trial
–
–
–
–
API access
–
–
–
Plans
Free FreePro $20/moMax 5x $100/moMax 20x $200/mo
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Free FreeGo $8/moPlus $20/moPro 5x $100/mo+1 more
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Capabilities input → output
Input
TextImagesDocumentsCode
TextCode
AudioTextImagesDocumentsCode
TextImagesDocumentsCode
Output
DataTextSlidesDocumentsCode
Code
TextImagesCodeAudio
TextSlidesDocumentsCode
Skill level
Beginner-friendly
Advanced
Beginner-friendly
Intermediate
Categories
Chatbots & CompanionsDevelopment & CodeEducation & LearningProductivity & Office+19 more
Development & CodeAI Code ReviewAI Coding Assistant
Chatbots & CompanionsDevelopment & CodeEducation & LearningImage Editing+27 more
Chatbots & CompanionsDevelopment & CodeEducation & LearningProductivity & Office+17 more
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
26
9
19
11
Coding
Chatbots
–
Agents
–
Research
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Summarizing
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Debugging
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Code documentation
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Essay writing
–
–
Large language models
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–
Translations
–
–
Writing
–
–
Blogging
–
–
Code reviews
–
–
Copywriting
–
–
Email writing
–
–
Grammar checking
–
–
Terminal
–
–
Refactoring
–
–
AI search
–
–
–
APIs
–
–
–
Document chat
–
–
–
Document summarization
–
–
–
GitHub automation
–
–
–
GitHub pull requests
–
–
–
Image generation
–
–
–
Image to text
–
–
–
PDF analysis
–
–
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Paraphrasing
–
–
–
Presentations
–
–
–
Search engine
–
–
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Community on aitoolstime
Rating
★ 4.610 ratings
no ratings yet
★ 4.34 ratings
no ratings yet
Upvotes
▲ 50
▲ 1
▲ 17
▲ 0
Saves
7
0
4
0
Reviews
10
0
4
0
Prompts
19
0
17
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.