OpenAI Codex CLI vs OpenCode vs GitHub Copilot CLI vs Studyable

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

Your tool
OpenAI Codex CLI
vs
Competitor 1
OpenCode
Competitor 2
GitHub Copilot CLI
Competitor 3
Studyable
Compare
4 tools · best value per row highlighted
Your tool OpenAI Codex CLI
developers.openai.com
OpenAI Codex CLI brings the Codex coding agent to the terminal and to scripts.
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 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.
Make main Remove
Competitor Studyable
studyable.app
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
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59.3Kvisits/mo
MoM change
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▲ 4.7%
6-month growth
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-37.6%
Global rank web
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#593,029
Avg. last 3 months
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61K
Bounce rate lower is better
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40%
Pages / visit
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2.2
Visit duration
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43s
Traffic sources
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● Direct 87% · ● Referral 13%
OpenAI Codex CLIOpenCodeGitHub Copilot CLIStudyable
050.3K100.6K150.8K201.1KStudyable · 175.8KStudyable · 201.1KStudyable · 117.5KStudyable · 84.8KStudyable · 95KStudyable · 84.8KStudyable · 78.4KStudyable · 67.2KStudyable · 56.6KStudyable · 59.3K10K100K1MStudyable · 175.8KStudyable · 201.1KStudyable · 117.5KStudyable · 84.8KStudyable · 95KStudyable · 84.8KStudyable · 78.4KStudyable · 67.2KStudyable · 56.6KStudyable · 59.3KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Paid
Free
Free
Freemium
Starting price
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Free
Free
$3.99per month · free tier available
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
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Capabilities input → output
Input
CodeImagesText
CodeText
CodeText
ImagesText
Output
Code
Code
Code
Text
Skill level
Advanced
Advanced
Intermediate
Beginner-friendly
Categories
Development & CodeAI Coding Assistant
Development & CodeAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Education & LearningAI Flashcard MakerAI Homework HelperAI Math
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
4
6
5
8
Coding
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Agents
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Developer tools
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Homework assistance
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Flashcards
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GitHub pull requests
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Math
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Math problems
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Tutoring
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Calculus tutoring
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Development
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Essay grading
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GitHub management
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Local AI
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Math explanations
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Self hosted
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Terminal
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
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▲ 0
▲ 0
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.