CodeRabbit vs Qodo (Formerly Codium) vs What The Diff vs OpenAI Codex

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

Your tool
CodeRabbit
vs
Competitor 1
Qodo (Formerly Codium)
Competitor 2
What The Diff
Competitor 3
OpenAI Codex
Compare
4 tools · best value per row highlighted
Your tool CodeRabbit
coderabbit.ai
Automated code review that matters
Remove
Competitor Qodo (Formerly Codium)
qodo.ai
Qodo's Rules System lets you define coding standards once—then those standards evolve alongside your codebase
Make main Remove
Competitor What The Diff
whatthediff.ai
Understand PRs at a glance
Make main Remove
Competitor OpenAI Codex
openai.com
A dedicated coding agent that writes and runs code for you
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
1Mvisits/mo
276.5Kvisits/mo
2.8Kvisits/mo
204.3Mvisits/mo
MoM change
▼ 22.7%
▲ 9.3%
▲ 26.4%
▲ 3.6%
6-month growth
+50.4%
-29.0%
+70.6%
+0.3%
Global rank web
#38,145
#170,528
#8,346,680
#212
Avg. last 3 months
1.2M
268.7K
2.1K
197.3M
Bounce rate lower is better
49%
41%
35%
58%
Pages / visit
3.5
2.4
1.5
3.0
Visit duration
1m 55s
49s
15s
2m 31s
Traffic sources
● Direct 73% · ● Referral 24%
● Direct 85% · ● Referral 11%
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● Direct 81% · ● Referral 17%
CodeRabbitQodo (Formerly Codium)What The DiffOpenAI Codex
066.6M133.2M199.7M266.3MCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 1MQodo (Formerly Codium) · 615.8KQodo (Formerly Codium) · 609.3KQodo (Formerly Codium) · 596.7KQodo (Formerly Codium) · 389.5KQodo (Formerly Codium) · 422.6KQodo (Formerly Codium) · 409.8KQodo (Formerly Codium) · 276.6KQodo (Formerly Codium) · 253KQodo (Formerly Codium) · 276.5KWhat 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 · 2.8KOpenAI 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 · 204.3M1001K10K100K1M10M100M1BCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 1MQodo (Formerly Codium) · 615.8KQodo (Formerly Codium) · 609.3KQodo (Formerly Codium) · 596.7KQodo (Formerly Codium) · 389.5KQodo (Formerly Codium) · 422.6KQodo (Formerly Codium) · 409.8KQodo (Formerly Codium) · 276.6KQodo (Formerly Codium) · 253KQodo (Formerly Codium) · 276.5KWhat 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 · 2.8KOpenAI 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 · 204.3MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$24per month
$30per month
$19per month · free tier available
$20per month · free tier available
Free tier
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Free trial
–
–
API access
–
–
–
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Plans
Essentials $24/moTeam $48/moAdvanced $72/moEnterprise Custom
Free Trial CustomPro Team $30/moEnterprise Custom
Free FreePro – 200k $19/mo
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Capabilities input → output
Input
Code
Code
Code
CodeText
Output
CodeText
CodeText
CodeText
Code
Skill level
Intermediate
Intermediate
Intermediate
Advanced
Categories
Development & CodeAI Code Review
Development & CodeAI Code ReviewAI Coding AssistantAI Testing
Development & CodeAI Code ReviewAI Developer Tools
Development & CodeAI Code ReviewAI Coding Assistant
Tasks what each tool can do · 2 shared · core   partial
Tasks covered
8
10
6
9
Code reviews
GitHub pull requests
Coding
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Code quality
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Code testing
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Code analysis
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Code documentation
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GitHub automation
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Development
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Agents
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Changelogs
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Code explanations
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Testing
–
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Code security analysis
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–
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Code summaries
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Test cases
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Test creation
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Unit tests
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Debugging
–
–
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Terminal
–
–
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 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.