Gemini CLI vs devlo vs Haystack vs Theia IDE

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

Your tool
Gemini CLI
vs
Competitor 1
devlo
Competitor 2
Haystack
Competitor 3
TITheia IDE
Compare
4 tools · best value per row highlighted
Your tool 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.
Remove
Competitor devlo
devlo.ai
Engineering teams get a browser-based system that handles code from multiple angles
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
Competitor TITheia IDE
theia-ide.org
An open-source IDE that puts AI at the center while giving you complete control over how it works
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
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—
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35.3Kvisits/mo
MoM change
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▼ 70.3%
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▼ 8.1%
6-month growth
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—
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-40.2%
Global rank web
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#8,880,689
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#929,571
Avg. last 3 months
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537
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41.1K
Bounce rate lower is better
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0%
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41%
Pages / visit
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1.7
Visit duration
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27s
Traffic sources
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Gemini CLIdevloHaystackTheia IDE
014.8K29.5K44.3K59.1Kdevlo · 7.9Kdevlo · 5.4Kdevlo · 1.6KTheia IDE · 54.7KTheia IDE · 58.4KTheia IDE · 59.1KTheia IDE · 49.4KTheia IDE · 47.5KTheia IDE · 49.5KTheia IDE · 38.4KTheia IDE · 35.3K1K10K100Kdevlo · 7.9Kdevlo · 5.4Kdevlo · 1.6KTheia IDE · 54.7KTheia IDE · 58.4KTheia IDE · 59.1KTheia IDE · 49.4KTheia IDE · 47.5KTheia IDE · 49.5KTheia IDE · 38.4KTheia IDE · 35.3KDec '25Jan '26FebMarAprMayJunJul
Pricing
Model
Free
Freemium
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Free
Starting price
Free
$19per month · free tier available
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Free
Free tier
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Free trial
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API access
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Plans
Free (personal Google account) Free
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Capabilities input → output
Input
CodeDocumentsImagesText
CodeText
CodeDocuments
CodeText
Output
Code
AppsCode
Apps
Code
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI App Builder+2 more
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeAI Coding AssistantAI Developer Tools
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
6
14
7
5
Coding
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Agents
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Agent creation
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Developer tools
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Development
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Debugging
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Code reviews
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GitHub pull requests
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LLM development
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RAG
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Teams performance analytics
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GitHub
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Jira tickets
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Agent memory
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Code analysis
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Code quality
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Codebase q a
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Frontend development
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No-code
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Self hosted
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Vs code
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 1
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▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
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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.