GitHub Copilot vs OpenAI Codex CLI vs CodeRabbit vs Haystack

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

Your tool
GitHub Copilot
vs
Competitor 1
OpenAI Codex CLI
Competitor 2
CodeRabbit
Competitor 3
Haystack
Compare
4 tools · best value per row highlighted
Your tool GitHub Copilot
github.com
Your AI pair programmer that actually knows the codebase
Remove
Competitor OpenAI Codex CLI
developers.openai.com
OpenAI Codex CLI brings the Codex coding agent to the terminal and to scripts.
Make main Remove
Competitor CodeRabbit
coderabbit.ai
Automated code review that matters
Make main Remove
Competitor Haystack
haystack.deepset.ai
Haystack is an open-source AI orchestration framework from deepset for building production-grade LLM applications and agents.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
637.9Mvisits/mo
—
1Mvisits/mo
—
MoM change
▲ 3.7%
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▼ 22.7%
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6-month growth
+19.3%
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+50.4%
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Global rank web
#49
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#38,145
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Avg. last 3 months
629.7M
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1.2M
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Bounce rate lower is better
36%
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49%
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Pages / visit
5.9
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3.5
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Visit duration
6m 26s
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1m 55s
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Traffic sources
● Direct 83% · ● Referral 15%
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● Direct 73% · ● Referral 24%
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GitHub CopilotOpenAI Codex CLICodeRabbitHaystack
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
Freemium
Paid
Freemium
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Starting price
$4per month · free tier available
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$24per month
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Free tier
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Free trial
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API access
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Plans
Free FreeTeam $4/moEnterprise $21/mo
GPT-6-Astra $10GPT-6.1-Sol $2GPT-6-Luna $0.10GPT-Live-1 $0.05/minute+1 more
Essentials $24/moTeam $48/moAdvanced $72/moEnterprise Custom
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Capabilities input → output
Input
CodeText
CodeImagesText
Code
CodeDocuments
Output
Code
Code
CodeText
Apps
Skill level
Intermediate
Advanced
Intermediate
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Code Review+1 more
Development & CodeAI Coding Assistant
Development & CodeAI Code Review
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
9
4
8
7
Agents
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Coding
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Code reviews
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Developer tools
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Terminal
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Agent creation
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Code autocompletion
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GitHub pull requests
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LLM development
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RAG
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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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Agent memory
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Debugging
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Development
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Self hosted
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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
2
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.