OpenAI Codex CLI vs GitHub Copilot vs Lambda vs CodeRabbit

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

Your tool
OpenAI Codex CLI
vs
Competitor 1
GitHub Copilot
Competitor 2
Lambda
Competitor 3
CodeRabbit
Compare
4 tools · best value per row highlighted
Your tool OpenAI Codex CLI
developers.openai.com
OpenAI Codex CLI brings the Codex coding agent to the terminal and to scripts.
Remove
Competitor GitHub Copilot
github.com
Your AI pair programmer that actually knows the codebase
Make main Remove
Competitor Lambda
lambda.ai
Lambda is a GPU cloud built for training and serving AI models.
Make main Remove
Competitor CodeRabbit
coderabbit.ai
Automated code review that matters
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
637.9Mvisits/mo
—
1Mvisits/mo
MoM change
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▲ 3.7%
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▼ 22.7%
6-month growth
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+19.3%
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+50.4%
Global rank web
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#49
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#38,145
Avg. last 3 months
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629.7M
—
1.2M
Bounce rate lower is better
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36%
—
49%
Pages / visit
—
5.9
—
3.5
Visit duration
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6m 26s
—
1m 55s
Traffic sources
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● Direct 83% · ● Referral 15%
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● Direct 73% · ● Referral 24%
OpenAI Codex CLIGitHub CopilotLambdaCodeRabbit
0159.5M318.9M478.4M637.9MGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 1M100K1M10M100M1BGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 1MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Paid
Freemium
Paid
Freemium
Starting price
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$4per month · free tier available
—
$24per month
Free tier
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Free trial
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API access
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Plans
GPT-6-Astra $10GPT-6.1-Sol $2GPT-6-Luna $0.10GPT-Live-1 $0.05/minute+1 more
Free FreeTeam $4/moEnterprise $21/mo
On-demand instances (8x GPU) CustomOn-demand instances (1x GPU) Custom1-Click Clusters CustomReserved / Superclusters Custom
Essentials $24/moTeam $48/moAdvanced $72/moEnterprise Custom
Capabilities input → output
Input
CodeImagesText
CodeText
CodeData
Code
Output
Code
Code
Apps
CodeText
Skill level
Advanced
Intermediate
Advanced
Intermediate
Categories
Development & CodeAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Code Review+1 more
Development & CodeAI Developer Tools
Development & CodeAI Code Review
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
4
9
3
8
Coding
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Code reviews
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Agents
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Developer tools
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Terminal
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Code autocompletion
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GPU infrastructure
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GitHub pull requests
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Code analysis
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Code documentation
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Code quality
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Code security analysis
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Code testing
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Coding in VS Code
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Vs code
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Agent management
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Debugging
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Development
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Model training
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
2
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.