OpenAI Codex vs Kimi AI

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

Your tool
OpenAI Codex
vs
Competitor 1
Kimi AI
Competitor 2
Competitor 3
Suggested competitors for OpenAI Codex: Claude Code92% Cursor86% GitHub Copilot86% Jules85% CodeRabbit84% Gemini CLI82% Qodo (Formerly Codium)82% Google Antigravity80%
Compare
2 tools · best value per row highlighted
Your tool OpenAI Codex
openai.com
A dedicated coding agent that writes and runs code for you
Remove
Competitor Kimi AI
kimi.com
This conversational AI platform runs on the K2
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
204.3Mvisits/mo
60.1Mvisits/mo
MoM change
▲ 3.6%
▲ 52.2%
6-month growth
+0.3%
+33.8%
Global rank web
#212
#852
Avg. last 3 months
197.3M
48.3M
Bounce rate lower is better
58%
37%
Pages / visit
3.0
3.9
Visit duration
2m 31s
7m 13s
Traffic sources
● Direct 81% · ● Referral 17%
● Direct 89% · ● Referral 10%
OpenAI CodexKimi AI
066.6M133.2M199.7M266.3MOpenAI 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 · 204.3MKimi AI · 38.2MKimi AI · 33.5MKimi AI · 44.9MKimi AI · 48.1MKimi AI · 43MKimi AI · 45.3MKimi AI · 39.5MKimi AI · 60.1M10M100M1BOpenAI 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 · 204.3MKimi 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
Starting price
$20per month · free tier available
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Free tier
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Free trial
–
–
API access
–
–
Plans
—
—
Capabilities input → output
Input
CodeText
CodeDocumentsImagesText
Output
Code
CodeDocumentsSlidesText
Skill level
Advanced
Intermediate
Categories
Development & CodeAI Code ReviewAI Coding Assistant
Chatbots & CompanionsDevelopment & CodeEducation & LearningProductivity & Office+17 more
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
4
7
Coding
Chatbots
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Agents
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Large language models
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Research
–
Code documentation
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Code reviews
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Development
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Presentation planning
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Spreadsheets
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
Upvotes
▲ 1
▲ 0
Saves
0
0
Reviews
0
0
Prompts
0
0
Verified listing
–
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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.