Glean vs GitHub Copilot vs Question Base vs CodeRabbit

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

Your tool
Glean
vs
Competitor 1
GitHub Copilot
Competitor 2
Question Base
Competitor 3
CodeRabbit
Compare
4 tools · best value per row highlighted
Your tool Glean
glean.com
Glean is an enterprise AI platform that connects to company apps and data to provide search, an AI assistant and agents.
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Competitor GitHub Copilot
github.com
Your AI pair programmer that actually knows the codebase
Make main Remove
Competitor Question Base
questionbase.com
Question Base is an AI answer agent that lives in Slack and responds to employee questions using your company's documentation, wikis and past conversations.
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Competitor CodeRabbit
coderabbit.ai
Automated code review that matters
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Traffic estimated monthly website traffic
Monthly visits
—
637.9Mvisits/mo
—
1Mvisits/mo
MoM change
—
▲ 3.7%
—
▼ 22.7%
6-month growth
—
+19.3%
—
+50.4%
Global rank web
—
#49
—
#38,145
Avg. last 3 months
—
629.7M
—
1.2M
Bounce rate lower is better
—
36%
—
49%
Pages / visit
—
5.9
—
3.5
Visit duration
—
6m 26s
—
1m 55s
Traffic sources
—
● Direct 83% · ● Referral 15%
—
● Direct 73% · ● Referral 24%
GleanGitHub CopilotQuestion BaseCodeRabbit
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 · 637.9MCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 1M100K1M10M100M1BGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 1MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
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Freemium
Paid
Freemium
Starting price
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$4per month · free tier available
$5per month
$24per month
Free tier
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Free trial
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API access
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–
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Plans
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Free FreeTeam $4/moEnterprise $21/mo
Proof of Concept $1,000Annual Pro $6,000/yrEnterprise+ $20,000/yr
Essentials $24/moTeam $48/moAdvanced $72/moEnterprise Custom
Capabilities input → output
Input
DataDocumentsText
CodeText
DocumentsText
Code
Output
Text
Code
Text
CodeText
Skill level
Intermediate
Intermediate
Intermediate
Intermediate
Categories
Education & LearningProductivity & OfficeAI AgentAI Assistant+1 more
Development & CodeProductivity & OfficeAI AgentAI Code Review+1 more
Education & LearningAI Knowledge Management
Development & CodeAI Code Review
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
7
4
4
8
Agents
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–
Code reviews
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Knowledge bases
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–
Agent management
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Knowledge
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Coding
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–
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GitHub pull requests
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Slack
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–
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Agent creation
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–
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Code analysis
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–
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Code documentation
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–
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Code quality
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–
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Code security analysis
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Code testing
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–
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Knowledge optimization
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Development
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Digital information management
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Knowledge sourcing
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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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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.