OpenAI Codex CLI vs Omnara vs OpenCode vs Google Antigravity
Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.
Your tool
OpenAI Codex CLI
vs
OpenAI Codex CLI
Competitor 1
Omnara
Omnara
Competitor 2
OpenCode
OpenCode
Competitor 3
Google Antigravity
Google AntigravityCompare
4 tools · best value per row highlighted
Your tool
OpenAI Codex CLI
OpenAI Codex CLI
developers.openai.com
OpenAI Codex CLI brings the Codex coding agent to the terminal and to scripts.
Competitor
Omnara
Omnara
omnara.com
Omnara is an open-source platform that gives developers one API to deploy and run agents for their users and team.
Competitor
OpenCode
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.
Competitor
Google Antigravity
Google Antigravity
antigravity.google
Google Antigravity assumes you already think in agent-driven workflows
Traffic estimated monthly website traffic
Monthly visits
—
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14Mvisits/mo
MoM change
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—
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▼ 3.1%
6-month growth
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-31.9%
Global rank web
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Avg. last 3 months
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15.4M
Bounce rate lower is better
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48%
Pages / visit
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2.2
Visit duration
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3m 35s
Traffic sources
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● Direct 58% · ● Referral 42%
OpenAI Codex CLIOmnaraOpenCodeGoogle Antigravity
Pricing
Model
Paid
Free
Free
Free
Starting price
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Free
Free
Free
Free tier
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Free trial
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–
–
–
API access
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–
Plans
GPT-6-Astra $10GPT-6.1-Sol $2GPT-6-Luna $0.10GPT-Live-1 $0.05/minute+1 more
Self-serve FreeOmnara-managed resources CustomEnterprise Custom
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Capabilities input → output
Input
CodeImagesText
CodeText
CodeText
CodeText
Output
Code
Code
Code
AppsCode
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Tasks what each tool can do · 2 shared · core partial
Tasks covered
4
6
6
9
Agents
Developer tools
Coding
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Agent creation
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Agent management
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Development
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Self hosted
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Terminal
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APIs
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Code autocompletion
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–
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Frontend development
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–
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Local AI
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 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.