OpenCode vs Gemini CLI vs Haystack vs CodeRabbit

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

Your tool
OpenCode
vs
Competitor 1
Gemini CLI
Competitor 2
Haystack
Competitor 3
CodeRabbit
Compare
4 tools · best value per row highlighted
Your tool OpenCode
opencode.ai
OpenCode is an open-source AI coding agent that helps developers write code in the terminal, an IDE or a desktop app.
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Competitor Gemini CLI
github.com
It can query and edit large codebases, generate new apps from PDFs, images, or sketches using multimodal input, and debug problems when you describe them in plain language.
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Competitor Haystack
haystack.deepset.ai
Haystack is an open-source AI orchestration framework from deepset for building production-grade LLM applications and agents.
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Competitor CodeRabbit
coderabbit.ai
Automated code review that matters
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Traffic estimated monthly website traffic
Monthly visits
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1Mvisits/mo
MoM change
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▼ 22.7%
6-month growth
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+50.4%
Global rank web
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#38,145
Avg. last 3 months
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1.2M
Bounce rate lower is better
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49%
Pages / visit
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3.5
Visit duration
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1m 55s
Traffic sources
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● Direct 73% · ● Referral 24%
OpenCodeGemini CLIHaystackCodeRabbit
0331.5K663K994.5K1.3MCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 1M100K1M10MCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 1MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Free
Free
—
Freemium
Starting price
Free
Free
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$24per month
Free tier
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Free trial
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API access
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Plans
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Free (personal Google account) Free
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Essentials $24/moTeam $48/moAdvanced $72/moEnterprise Custom
Capabilities input → output
Input
CodeText
CodeDocumentsImagesText
CodeDocuments
Code
Output
Code
Code
Apps
CodeText
Skill level
Advanced
Advanced
Advanced
Intermediate
Categories
Development & CodeAI Coding Assistant
Development & CodeAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeAI Code Review
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
2
4
5
8
Coding
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Code analysis
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Developer assistance
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Developer tools
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Agent creation
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Agents
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Code reviews
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GitHub pull requests
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LLM development
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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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Agent memory
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Development
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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
0
0
0
Verified listing
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–
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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.