OpenAI Codex vs Kimi Code vs Codespell vs Gemini CLI

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

Your tool
OpenAI Codex
vs
Competitor 1
Kimi Code
Competitor 2
Codespell
Competitor 3
Gemini CLI
Compare
4 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 Code
kimi.com
Writing code means constantly jumping between your editor and browser tabs stuffed with documentation
Make main Remove
Competitor Codespell
codespell.ai
CodeSpell, recently rebranded as SoftSpell, operates as an IDE-integrated coding assistant that generates code and documentation through a combination of inline suggestions and chat-based interactions
Make main Remove
Competitor Gemini CLI
github.com
It can query and edit large codebases, generate new apps from PDFs, images, or sketches using multimodal input, and debug problems when you describe them in plain language.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
204.3Mvisits/mo
60.1Mvisits/mo
—
—
MoM change
▲ 3.6%
▲ 52.2%
▼ 53.3%
—
6-month growth
+0.3%
+33.8%
—
—
Global rank web
#212
#852
#9,819,950
—
Avg. last 3 months
197.3M
48.3M
1.6K
—
Bounce rate lower is better
58%
37%
0%
—
Pages / visit
3.0
3.9
—
—
Visit duration
2m 31s
7m 13s
—
—
Traffic sources
● Direct 81% · ● Referral 17%
● Direct 89% · ● Referral 10%
—
—
OpenAI CodexKimi CodeCodespellGemini CLI
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 Code · 43.3MKimi Code · 38.2MKimi Code · 33.5MKimi Code · 44.9MKimi Code · 48.1MKimi Code · 43MKimi Code · 45.3MKimi Code · 39.5MKimi Code · 60.1MCodespell · 4.6KCodespell · 3.9KCodespell · 3.2KCodespell · 1.5K1K10K100K1M10M100M1BOpenAI 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 Code · 43.3MKimi Code · 38.2MKimi Code · 33.5MKimi Code · 44.9MKimi Code · 48.1MKimi Code · 43MKimi Code · 45.3MKimi Code · 39.5MKimi Code · 60.1MCodespell · 4.6KCodespell · 3.9KCodespell · 3.2KCodespell · 1.5KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Free Trial
Free
Starting price
$20per month · free tier available
$15per month · free tier available
$12per month
Free
Free tier
–
Free trial
–
–
–
API access
–
–
–
Plans
—
Adagio FreePlus $15/moPro $31/moMax $79/mo+1 more
Starter $12/moGrowth $20/moEnterprise Custom
Free (personal Google account) Free
Capabilities input → output
Input
CodeText
CodeText
CodeText
CodeDocumentsImagesText
Output
Code
Code
CodeDocuments
Code
Skill level
Advanced
Intermediate
Intermediate
Advanced
Categories
Development & CodeAI Code ReviewAI Coding Assistant
Development & CodeAI Coding Assistant
Development & CodeAI Coding AssistantAI Testing
Development & CodeAI Coding Assistant
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
9
6
9
6
Coding
Debugging
–
Development
–
Agents
–
–
Developer tools
–
–
Code documentation
–
–
GitHub automation
–
–
–
GitHub pull requests
–
–
–
Modernization
–
–
–
Refactoring
–
–
–
Code analysis
–
–
–
Code autocompletion
–
–
–
Code reviews
–
–
–
Developer assistance
–
–
–
Shell commands
–
–
–
Terminal
–
–
–
Test automation
–
–
–
Test cases
–
–
–
Test creation
–
–
–
Testing
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 1
▲ 1
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
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.