OpenAI Codex vs GitHub Copilot vs CometAPI vs Google Antigravity

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

Your tool
OpenAI Codex
vs
Competitor 1
GitHub Copilot
Competitor 2
CometAPI
Competitor 3
Google Antigravity
Compare
4 tools · best value per row highlighted
Your tool OpenAI Codex
openai.com
A dedicated coding agent that writes and runs code for you
Remove
Competitor GitHub Copilot
github.com
Your AI pair programmer that actually knows the codebase
Make main Remove
Competitor CometAPI
cometapi.com
CometAPI functions as an aggregation layer that sits between your application and hundreds of AI model providers
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
637.9Mvisits/mo
302.3Kvisits/mo
14Mvisits/mo
MoM change
▲ 3.6%
▲ 3.7%
▲ 9.9%
▼ 3.1%
6-month growth
+0.3%
+19.3%
-16.5%
-31.9%
Global rank web
#212
#49
#157,147
—
Avg. last 3 months
197.3M
629.7M
295.7K
15.4M
Bounce rate lower is better
58%
36%
46%
48%
Pages / visit
3.0
5.9
2.9
2.2
Visit duration
2m 31s
6m 26s
38s
3m 35s
Traffic sources
● Direct 81% · ● Referral 17%
● Direct 83% · ● Referral 15%
● Direct 69% · ● Referral 30%
● Direct 58% · ● Referral 42%
OpenAI CodexGitHub CopilotCometAPIGoogle Antigravity
0159.5M318.9M478.4M637.9MOpenAI 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 · 204.3MGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MCometAPI · 834.4KCometAPI · 619.7KCometAPI · 437.2KCometAPI · 362.2KCometAPI · 355.5KCometAPI · 362.7KCometAPI · 309.5KCometAPI · 275.2KCometAPI · 302.3KGoogle 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 · 14M100K1M10M100M1BOpenAI 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 · 204.3MGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MCometAPI · 834.4KCometAPI · 619.7KCometAPI · 437.2KCometAPI · 362.2KCometAPI · 355.5KCometAPI · 362.7KCometAPI · 309.5KCometAPI · 275.2KCometAPI · 302.3KGoogle 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
Freemium
Freemium
Freemium
Free
Starting price
$20per month · free tier available
$4per month · free tier available
$4per month · free tier available
Free
Free tier
Free trial
–
–
API access
–
–
–
Plans
—
Free FreeTeam $4/moEnterprise $21/mo
Free Trial FreePay-as-you-go Custom/usage-basedEnterprise Custom/mo
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Capabilities input → output
Input
CodeText
CodeText
ImagesText
CodeText
Output
Code
Code
ImagesTextVideo
AppsCode
Skill level
Advanced
Intermediate
Advanced
Advanced
Categories
Development & CodeAI Code ReviewAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Code Review+1 more
Development & CodeAI API
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
9
9
6
9
Coding
–
Agents
–
Terminal
–
Code autocompletion
–
–
Development
–
–
Agent management
–
–
Code reviews
–
–
Developer tools
–
–
Debugging
–
–
APIs
–
–
–
LLM gateway
–
–
–
API integrations
–
–
–
Agent creation
–
–
–
Coding in VS Code
–
–
–
GitHub automation
–
–
–
GitHub pull requests
–
–
–
Vs code
–
–
–
Code documentation
–
–
–
Frontend development
–
–
–
Image generation
–
–
–
Video generation
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 1
▲ 0
▲ 0
▲ 1
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
2
0
0
Verified listing
–
–
–
–

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.