OpenAI Codex vs Pi vs CodeRabbit 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
Pi
Competitor 2
CodeRabbit
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
Remove
Competitor Pi
pi.ai
An AI that's genuinely pleasant to talk with
Make main Remove
Competitor CodeRabbit
coderabbit.ai
Automated code review that matters
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
473.9Kvisits/mo
1Mvisits/mo
14Mvisits/mo
MoM change
▲ 3.6%
▼ 9.4%
▼ 22.7%
▼ 3.1%
6-month growth
+0.3%
-16.4%
+50.4%
-31.9%
Global rank web
#212
#87,743
#38,145
—
Avg. last 3 months
197.3M
512.8K
1.2M
15.4M
Bounce rate lower is better
58%
33%
49%
48%
Pages / visit
3.0
3.7
3.5
2.2
Visit duration
2m 31s
1m 37s
1m 55s
3m 35s
Traffic sources
● Direct 81% · ● Referral 17%
● Direct 87% · ● Referral 9%
● Direct 73% · ● Referral 24%
● Direct 58% · ● Referral 42%
OpenAI CodexPiCodeRabbitGoogle 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 · 204.3MPi · 609.8KPi · 591.6KPi · 610.8KPi · 583.3KPi · 566.6KPi · 557.8KPi · 576.6KPi · 541.3KPi · 523.3KPi · 473.9KCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 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 · 14M100K1M10M100M1BOpenAI 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 · 204.3MPi · 609.8KPi · 591.6KPi · 610.8KPi · 583.3KPi · 566.6KPi · 557.8KPi · 576.6KPi · 541.3KPi · 523.3KPi · 473.9KCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 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
Freemium
Free
Starting price
$20per month · free tier available
Free
$24per month
Free
Free tier
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Free trial
–
–
–
API access
–
–
–
–
Plans
—
—
Essentials $24/moTeam $48/moAdvanced $72/moEnterprise Custom
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Capabilities input → output
Input
CodeText
AudioText
Code
CodeText
Output
Code
AudioText
CodeText
AppsCode
Skill level
Advanced
Beginner-friendly
Intermediate
Advanced
Categories
Development & CodeAI Code ReviewAI Coding Assistant
Chatbots & CompanionsEducation & LearningHealthcare & WellnessAI Chatbot+2 more
Development & CodeAI Code Review
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
4
7
8
8
Development
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Coding
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Code reviews
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Code documentation
–
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Agents
–
–
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Chatting
–
–
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GitHub pull requests
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–
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Agent creation
–
–
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Agent management
–
–
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Chatbots
–
–
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Code analysis
–
–
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Code quality
–
–
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Code security analysis
–
–
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Code testing
–
–
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Companions
–
–
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Mental health
–
–
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Terminal
–
–
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Wellness
–
–
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Coaching
–
–
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Developer tools
–
–
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Frontend development
–
–
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Therapeutic chatbot
–
–
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 1
▲ 1
▲ 0
▲ 1
Saves
0
1
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.