CodeRabbit vs GitHub Copilot vs OpenAI Codex vs What The Diff

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

Your tool
CodeRabbit
vs
Competitor 1
GitHub Copilot
Competitor 2
OpenAI Codex
Competitor 3
What The Diff
Compare
4 tools · best value per row highlighted
Your tool CodeRabbit
coderabbit.ai
Automated code review that matters
Remove
Competitor GitHub Copilot
github.com
Your AI pair programmer that actually knows the codebase
Make main Remove
Competitor OpenAI Codex
openai.com
A dedicated coding agent that writes and runs code for you
Make main Remove
Competitor What The Diff
whatthediff.ai
Understand PRs at a glance
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
1Mvisits/mo
637.9Mvisits/mo
204.3Mvisits/mo
2.8Kvisits/mo
MoM change
▼ 22.7%
▲ 3.7%
▲ 3.6%
▲ 26.4%
6-month growth
+50.4%
+19.3%
+0.3%
+70.6%
Global rank web
#38,145
#49
#212
#8,346,680
Avg. last 3 months
1.2M
629.7M
197.3M
2.1K
Bounce rate lower is better
49%
36%
58%
35%
Pages / visit
3.5
5.9
3.0
1.5
Visit duration
1m 55s
6m 26s
2m 31s
15s
Traffic sources
● Direct 73% · ● Referral 24%
● Direct 83% · ● Referral 15%
● Direct 81% · ● Referral 17%
—
CodeRabbitGitHub CopilotOpenAI CodexWhat The Diff
0159.5M318.9M478.4M637.9MCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 1MGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MOpenAI 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 · 204.3MWhat The Diff · 1.7KWhat The Diff · 1.2KWhat The Diff · 2.6KWhat The Diff · 1.7KWhat The Diff · 1.6KWhat The Diff · 2KWhat The Diff · 893What The Diff · 1.2KWhat The Diff · 2.2KWhat The Diff · 2.8K1001K10K100K1M10M100M1BCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 1MGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MOpenAI 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 · 204.3MWhat The Diff · 1.7KWhat The Diff · 1.2KWhat The Diff · 2.6KWhat The Diff · 1.7KWhat The Diff · 1.6KWhat The Diff · 2KWhat The Diff · 893What The Diff · 1.2KWhat The Diff · 2.2KWhat The Diff · 2.8KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$24per month
$4per month · free tier available
$20per month · free tier available
$19per month · free tier available
Free tier
–
Free trial
–
–
API access
–
–
–
–
Plans
Essentials $24/moTeam $48/moAdvanced $72/moEnterprise Custom
Free FreeTeam $4/moEnterprise $21/mo
—
Free FreePro – 200k $19/mo
Capabilities input → output
Input
Code
CodeText
CodeText
Code
Output
CodeText
Code
Code
CodeText
Skill level
Intermediate
Intermediate
Advanced
Intermediate
Categories
Development & CodeAI Code Review
Development & CodeProductivity & OfficeAI AgentAI Code Review+1 more
Development & CodeAI Code ReviewAI Coding Assistant
Development & CodeAI Code ReviewAI Developer Tools
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
8
2
2
2
Coding
–
–
GitHub pull requests
–
–
Code reviews
–
–
Code explanations
–
–
–
Agents
–
–
–
Code analysis
–
–
–
Code documentation
–
–
–
Code quality
–
–
–
Code security analysis
–
–
–
Code testing
–
–
–
Development
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 1
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
2
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.