Gemini CLI vs OpenAI Codex vs devlo vs Google Antigravity

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

Your tool
Gemini CLI
vs
Competitor 1
OpenAI Codex
Competitor 2
devlo
Competitor 3
Google Antigravity
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 OpenAI Codex
openai.com
A dedicated coding agent that writes and runs code for you
Make main Remove
Competitor devlo
devlo.ai
Engineering teams get a browser-based system that handles code from multiple angles
Make main Remove
Competitor Google Antigravity
antigravity.google
Google Antigravity assumes you already think in agent-driven workflows
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
204.3Mvisits/mo
—
14Mvisits/mo
MoM change
—
▲ 3.6%
▼ 70.3%
▼ 3.1%
6-month growth
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+0.3%
—
-31.9%
Global rank web
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#212
#8,880,689
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Avg. last 3 months
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197.3M
537
15.4M
Bounce rate lower is better
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58%
0%
48%
Pages / visit
—
3.0
—
2.2
Visit duration
—
2m 31s
—
3m 35s
Traffic sources
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● Direct 81% · ● Referral 17%
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● Direct 58% · ● Referral 42%
Gemini CLIOpenAI CodexdevloGoogle Antigravity
066.6M133.2M199.7M266.3MOpenAI 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 · 204.3Mdevlo · 7.9Kdevlo · 5.4Kdevlo · 1.6KGoogle Antigravity · 12.1MGoogle Antigravity · 15.1MGoogle Antigravity · 15.9MGoogle Antigravity · 21.6MGoogle Antigravity · 20.5MGoogle Antigravity · 16.4MGoogle Antigravity · 21.5MGoogle Antigravity · 17.9MGoogle Antigravity · 14.4MGoogle Antigravity · 14M1K10K100K1M10M100M1BOpenAI 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 · 204.3Mdevlo · 7.9Kdevlo · 5.4Kdevlo · 1.6KGoogle Antigravity · 12.1MGoogle Antigravity · 15.1MGoogle Antigravity · 15.9MGoogle Antigravity · 21.6MGoogle Antigravity · 20.5MGoogle Antigravity · 16.4MGoogle Antigravity · 21.5MGoogle Antigravity · 17.9MGoogle Antigravity · 14.4MGoogle Antigravity · 14MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Free
Freemium
Freemium
Free
Starting price
Free
$20per month · free tier available
$19per month · free tier available
Free
Free tier
Free trial
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–
–
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API access
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–
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Plans
Free (personal Google account) Free
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Capabilities input → output
Input
CodeDocumentsImagesText
CodeText
CodeText
CodeText
Output
Code
Code
AppsCode
AppsCode
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeAI Coding Assistant
Development & CodeAI Code ReviewAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI App Builder+2 more
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Tasks what each tool can do · 3 shared · core   partial
Tasks covered
6
9
14
9
Coding
Agents
Development
Debugging
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GitHub pull requests
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Agent creation
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Code reviews
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Terminal
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Developer tools
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Frontend development
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Teams performance analytics
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Agent management
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Code autocompletion
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GitHub
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GitHub automation
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Jira tickets
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Code analysis
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Code documentation
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Code quality
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Codebase q a
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No-code
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 1
▲ 1
▲ 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.