GitHub Copilot CLI vs OpenCode vs ChatGPT vs Google Antigravity

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

Your tool
GitHub Copilot CLI
vs
Competitor 1
OpenCode
Competitor 2
ChatGPT
Competitor 3
Google Antigravity
Compare
4 tools · best value per row highlighted
Your tool GitHub Copilot CLI
github.com
It reads, writes and runs code, works directly with your issues and pull requests, and carries a task from planning to merged code.
Remove
Competitor 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.
Make main Remove
Competitor ChatGPT
chatgpt.com
Your AI assistant for everything
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
—
—
5.6Bvisits/mo
14Mvisits/mo
MoM change
—
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▲ 3.5%
▼ 3.1%
6-month growth
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-1.6%
-31.9%
Global rank web
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#7
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Avg. last 3 months
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5.5B
15.4M
Bounce rate lower is better
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30%
48%
Pages / visit
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4.3
2.2
Visit duration
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6m 35s
3m 35s
Traffic sources
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● Direct 95% · ● Referral 3%
● Direct 58% · ● Referral 42%
GitHub Copilot CLIOpenCodeChatGPTGoogle Antigravity
01.5B2.9B4.4B5.8BChatGPT · 5.8BChatGPT · 5.5BChatGPT · 5.7BChatGPT · 5.4BChatGPT · 5.7BChatGPT · 5.5BChatGPT · 5.6BChatGPT · 5.4BChatGPT · 5.5BChatGPT · 5.6BGoogle 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 · 14M10M100M1B10BChatGPT · 5.8BChatGPT · 5.5BChatGPT · 5.7BChatGPT · 5.4BChatGPT · 5.7BChatGPT · 5.5BChatGPT · 5.6BChatGPT · 5.4BChatGPT · 5.5BChatGPT · 5.6BGoogle 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
Free
Freemium
Free
Starting price
Free
Free
$8per month · free tier available
Free
Free tier
Free trial
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API access
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Plans
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Free FreeGo $8/moPlus $20/moPro 5x $100/mo+1 more
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Capabilities input → output
Input
TextCode
TextCode
AudioTextImagesDocumentsCode
CodeText
Output
Code
Code
TextImagesCodeAudio
CodeApps
Skill level
Intermediate
Advanced
Beginner-friendly
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Development & CodeAI Coding Assistant
Chatbots & CompanionsDevelopment & CodeEducation & LearningImage Editing+27 more
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
5
6
19
9
Coding
Agents
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Developer tools
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Development
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Chatbots
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Agent creation
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Agent management
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Blogging
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Code autocompletion
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Copywriting
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Email writing
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Essay writing
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GitHub pull requests
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Grammar checking
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Image generation
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Image to text
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Research
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Search engine
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Summarizing
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Terminal
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Translations
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Writing
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Code documentation
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Debugging
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Frontend development
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GitHub management
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Image editing
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Image to image
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Local AI
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Refactoring
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
★ 4.34 ratings
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 17
▲ 1
Saves
0
0
4
0
Reviews
0
0
4
0
Prompts
0
0
17
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.