OpenAI Codex vs Codespell vs Kimi Code vs Google Antigravity

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

Your tool
OpenAI Codex
vs
Competitor 1
Codespell
Competitor 2
Kimi Code
Competitor 3
Google Antigravity
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
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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 Kimi Code
kimi.com
Writing code means constantly jumping between your editor and browser tabs stuffed with documentation
Make main Remove
Competitor Google Antigravity
antigravity.google
Google Antigravity assumes you already think in agent-driven workflows
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
204.3Mvisits/mo
—
60.1Mvisits/mo
14Mvisits/mo
MoM change
▲ 3.6%
▼ 53.3%
▲ 52.2%
▼ 3.1%
6-month growth
+0.3%
—
+33.8%
-31.9%
Global rank web
#212
#9,819,950
#852
—
Avg. last 3 months
197.3M
1.6K
48.3M
15.4M
Bounce rate lower is better
58%
0%
37%
48%
Pages / visit
3.0
—
3.9
2.2
Visit duration
2m 31s
—
7m 13s
3m 35s
Traffic sources
● Direct 81% · ● Referral 17%
—
● Direct 89% · ● Referral 10%
● Direct 58% · ● Referral 42%
OpenAI CodexCodespellKimi CodeGoogle Antigravity
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 · 204.3MCodespell · 4.6KCodespell · 3.9KCodespell · 3.2KCodespell · 1.5KKimi Code · 43.3MKimi Code · 38.2MKimi Code · 33.5MKimi Code · 44.9MKimi Code · 48.1MKimi Code · 43MKimi Code · 45.3MKimi Code · 39.5MKimi Code · 60.1MGoogle Antigravity · 12.1MGoogle Antigravity · 15.1MGoogle Antigravity · 15.9MGoogle Antigravity · 21.6MGoogle Antigravity · 20.5MGoogle Antigravity · 16.4MGoogle Antigravity · 21.5MGoogle Antigravity · 17.9MGoogle Antigravity · 14.4MGoogle Antigravity · 14M1K10K100K1M10M100M1BOpenAI 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 · 204.3MCodespell · 4.6KCodespell · 3.9KCodespell · 3.2KCodespell · 1.5KKimi Code · 43.3MKimi Code · 38.2MKimi Code · 33.5MKimi Code · 44.9MKimi Code · 48.1MKimi Code · 43MKimi Code · 45.3MKimi Code · 39.5MKimi Code · 60.1MGoogle Antigravity · 12.1MGoogle Antigravity · 15.1MGoogle Antigravity · 15.9MGoogle Antigravity · 21.6MGoogle Antigravity · 20.5MGoogle Antigravity · 16.4MGoogle Antigravity · 21.5MGoogle Antigravity · 17.9MGoogle Antigravity · 14.4MGoogle Antigravity · 14MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Free Trial
Freemium
Free
Starting price
$20per month · free tier available
$12per month
$15per month · free tier available
Free
Free tier
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Free trial
–
–
–
API access
–
–
–
Plans
—
Starter $12/moGrowth $20/moEnterprise Custom
Adagio FreePlus $15/moPro $31/moMax $79/mo+1 more
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Capabilities input → output
Input
CodeText
CodeText
CodeText
CodeText
Output
Code
CodeDocuments
Code
AppsCode
Skill level
Advanced
Intermediate
Intermediate
Advanced
Categories
Development & CodeAI Code ReviewAI Coding Assistant
Development & CodeAI Coding AssistantAI Testing
Development & CodeAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
9
9
6
9
Coding
Development
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Agents
–
–
Code autocompletion
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Debugging
–
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Developer tools
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Terminal
–
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Code documentation
–
–
Agent creation
–
–
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Agent management
–
–
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GitHub automation
–
–
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GitHub pull requests
–
–
–
Modernization
–
–
–
Refactoring
–
–
–
Code reviews
–
–
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Developer assistance
–
–
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Frontend development
–
–
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Shell commands
–
–
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Test automation
–
–
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Test cases
–
–
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Test creation
–
–
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Testing
–
–
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 1
▲ 0
▲ 1
▲ 1
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
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.