Theia IDE vs OpenAI Codex CLI vs OpenCode

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

Your tool
TITheia IDE
vs
Competitor 1
OpenAI Codex CLI
Competitor 2
OpenCode
Competitor 3
Suggested competitors for Theia IDE: Visual Studio Code83% Google Antigravity83% Qwen Code82% Warp82% Vana81% Cline81% devlo80% Gemini CLI80%
Compare
3 tools · best value per row highlighted
Your tool TITheia IDE
theia-ide.org
An open-source IDE that puts AI at the center while giving you complete control over how it works
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Competitor OpenAI Codex CLI
developers.openai.com
OpenAI Codex CLI brings the Codex coding agent to the terminal and to scripts.
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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
Traffic estimated monthly website traffic
Monthly visits
35.3Kvisits/mo
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MoM change
▼ 8.1%
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6-month growth
-40.2%
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Global rank web
#929,571
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Avg. last 3 months
41.1K
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Bounce rate lower is better
41%
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Pages / visit
1.7
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Visit duration
27s
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Traffic sources
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Theia IDEOpenAI Codex CLIOpenCode
014.8K29.5K44.3K59.1KTheia IDE · 54.7KTheia IDE · 58.4KTheia IDE · 59.1KTheia IDE · 49.4KTheia IDE · 47.5KTheia IDE · 49.5KTheia IDE · 38.4KTheia IDE · 35.3K10K100KTheia 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
Paid
Free
Starting price
Free
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Free
Free tier
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Free trial
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API access
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Plans
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GPT-6-Astra $10GPT-6.1-Sol $2GPT-6-Luna $0.10GPT-Live-1 $0.05/minute+1 more
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Capabilities input → output
Input
CodeText
CodeImagesText
CodeText
Output
Code
Code
Code
Skill level
Advanced
Advanced
Advanced
Categories
Development & CodeAI Coding AssistantAI Developer Tools
Development & CodeAI Coding Assistant
Development & CodeAI Coding Assistant
Tasks what each tool can do · 2 shared · core   partial
Tasks covered
5
2
3
Coding
Developer tools
Development
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Agent creation
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Vs code
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
Saves
0
0
0
Reviews
0
0
0
Prompts
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.