Supadev vs OpenCode vs OpenAI Codex CLI vs Fern

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

Your tool
Supadev
vs
Competitor 1
OpenCode
Competitor 2
OpenAI Codex CLI
Competitor 3
Fern
Compare
4 tools · best value per row highlighted
Your tool Supadev
supadev.so
Ever notice how AI coding assistants sometimes generate code that's completely wrong for your project
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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.
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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 Fern
buildwithfern.com
Fern is a developer platform that produces documentation websites, client libraries and a command-line interface for an API from one definition.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
3.9Kvisits/mo
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MoM change
▲ 177.8%
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6-month growth
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Global rank web
#4,727,095
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Avg. last 3 months
2.2K
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Bounce rate lower is better
56%
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Pages / visit
1.3
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Visit duration
5s
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Traffic sources
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SupadevOpenCodeOpenAI Codex CLIFern
09832K2.9K3.9KSupadev · 941Supadev · 351Supadev · 1.2KSupadev · 1.4KSupadev · 3.9K1001K10KSupadev · 941Supadev · 351Supadev · 1.2KSupadev · 1.4KSupadev · 3.9KDec '25Jan '26FebMarApr
Pricing
Model
Paid
Free
Paid
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Starting price
$12per month
Free
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Free tier
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Free trial
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API access
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Plans
Professional Monthly $30/moProfessional Yearly $12/mo
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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
Text
CodeText
CodeImagesText
Code
Output
Documents
Code
Code
AppsCode
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeAI Developer ToolsAI Documents Generator
Development & CodeAI Coding Assistant
Development & CodeAI Coding Assistant
Development & CodeAI Developer Tools
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
5
6
4
6
Developer tools
Coding
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Agents
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Code documentation
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API docs
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Project specifications
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Technical documentation
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APIs
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Changelogs
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Development
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Documents
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Local AI
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MCP
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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
▲ 0
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Saves
0
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Reviews
0
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Prompts
0
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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.