Fern vs CodeGPT vs GitHub Copilot vs Swimm

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

Your tool
Fern
vs
Competitor 1
CodeGPT
Competitor 2
GitHub Copilot
Competitor 3
Swimm
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 CodeGPT
codegpt.co
ChatGPT in your code editor
Make main Remove
Competitor GitHub Copilot
github.com
Your AI pair programmer that actually knows the codebase
Make main Remove
Competitor Swimm
swimm.io
Swimm delivers agentic application modernization for large codebases.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
188.3Kvisits/mo
637.9Mvisits/mo
—
MoM change
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▲ 0.8%
▲ 3.7%
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6-month growth
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-37.2%
+19.3%
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Global rank web
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#251,957
#49
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Avg. last 3 months
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196.6K
629.7M
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Bounce rate lower is better
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43%
36%
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Pages / visit
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1.9
5.9
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Visit duration
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38s
6m 26s
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Traffic sources
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● Direct 58% · ● Referral 42%
● Direct 83% · ● Referral 15%
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FernCodeGPTGitHub CopilotSwimm
0159.5M318.9M478.4M637.9MCodeGPT · 267.5KCodeGPT · 278.8KCodeGPT · 284.1KCodeGPT · 233.4KCodeGPT · 299.7KCodeGPT · 277.1KCodeGPT · 262.2KCodeGPT · 214.6KCodeGPT · 186.8KCodeGPT · 188.3KGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9M100K1M10M100M1BCodeGPT · 267.5KCodeGPT · 278.8KCodeGPT · 284.1KCodeGPT · 233.4KCodeGPT · 299.7KCodeGPT · 277.1KCodeGPT · 262.2KCodeGPT · 214.6KCodeGPT · 186.8KCodeGPT · 188.3KGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
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Freemium
Freemium
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Starting price
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$9per month · free tier available
$4per month · free tier available
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Free tier
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Free trial
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–
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API access
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Plans
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Free FreeProfessional $9/moTeams $27/moEnterprise Custom
Free FreeTeam $4/moEnterprise $21/mo
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Capabilities input → output
Input
Code
CodeText
CodeText
Code
Output
AppsCode
Code
Code
CodeDocuments
Skill level
Advanced
Intermediate
Intermediate
Advanced
Categories
Development & CodeAI Developer Tools
Development & CodeAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Code Review+1 more
Development & CodeAI Developer Tools
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
6
3
9
7
Coding
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Developer tools
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Agents
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Code documentation
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Debugging
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MCP
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API docs
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Code analysis
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Code autocompletion
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Code reviews
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Coding in VS Code
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Repo analysis
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Vs code
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APIs
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Agent management
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Changelogs
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Development
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Enterprise architecture
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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
▲ 0
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
2
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.