Fern vs GitHub Copilot vs CodeGPT vs ReadMe

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

Your tool
Fern
vs
Competitor 1
GitHub Copilot
Competitor 2
CodeGPT
Competitor 3
ReadMe
Compare
4 tools · best value per row highlighted
Your tool 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.
Remove
Competitor GitHub Copilot
github.com
Your AI pair programmer that actually knows the codebase
Make main Remove
Competitor CodeGPT
codegpt.co
ChatGPT in your code editor
Make main Remove
Competitor ReadMe
readme.com
ReadMe builds interactive API documentation that developers can read, test and search.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
637.9Mvisits/mo
188.3Kvisits/mo
—
MoM change
—
▲ 3.7%
▲ 0.8%
—
6-month growth
—
+19.3%
-37.2%
—
Global rank web
—
#49
#251,957
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Avg. last 3 months
—
629.7M
196.6K
—
Bounce rate lower is better
—
36%
43%
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Pages / visit
—
5.9
1.9
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Visit duration
—
6m 26s
38s
—
Traffic sources
—
● Direct 83% · ● Referral 15%
● Direct 58% · ● Referral 42%
—
FernGitHub CopilotCodeGPTReadMe
0159.5M318.9M478.4M637.9MGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MCodeGPT · 267.5KCodeGPT · 278.8KCodeGPT · 284.1KCodeGPT · 233.4KCodeGPT · 299.7KCodeGPT · 277.1KCodeGPT · 262.2KCodeGPT · 214.6KCodeGPT · 186.8KCodeGPT · 188.3K100K1M10M100M1BGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MCodeGPT · 267.5KCodeGPT · 278.8KCodeGPT · 284.1KCodeGPT · 233.4KCodeGPT · 299.7KCodeGPT · 277.1KCodeGPT · 262.2KCodeGPT · 214.6KCodeGPT · 186.8KCodeGPT · 188.3KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
—
Freemium
Freemium
Freemium
Starting price
—
$4per month · free tier available
$9per month · free tier available
$250per month · free tier available
Free tier
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Free trial
–
–
API access
–
–
Plans
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Free FreeTeam $4/moEnterprise $21/mo
Free FreeProfessional $9/moTeams $27/moEnterprise Custom
Starter FreePro $250/moEnterprise Custom
Capabilities input → output
Input
Code
CodeText
CodeText
DocumentsTextWeb pages
Output
AppsCode
Code
Code
DocumentsText
Skill level
Advanced
Intermediate
Intermediate
Intermediate
Categories
Development & CodeAI Developer Tools
Development & CodeProductivity & OfficeAI AgentAI Code Review+1 more
Development & CodeAI Coding Assistant
Development & CodeEducation & LearningAI Developer ToolsAI Knowledge Management
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
6
9
3
6
MCP
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API docs
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–
Coding
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Developer tools
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–
Code documentation
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Debugging
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Code autocompletion
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–
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Agents
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–
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Code reviews
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–
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Coding in VS Code
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–
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Vs code
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–
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AI search
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–
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APIs
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–
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Agent management
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–
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Changelogs
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–
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Knowledge bases
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–
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Terminal
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–
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
2
0
0
Verified listing
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–
–
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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.