GitHub Copilot vs MostlyAI vs CodeRabbit vs OpenCode

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

Your tool
GitHub Copilot
vs
Competitor 1
MostlyAI
Competitor 2
CodeRabbit
Competitor 3
OpenCode
Compare
4 tools · best value per row highlighted
Your tool GitHub Copilot
github.com
Your AI pair programmer that actually knows the codebase
Remove
Competitor MostlyAI
mostly.ai
Make main Remove
Competitor CodeRabbit
coderabbit.ai
Automated code review that matters
Make main 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
Traffic estimated monthly website traffic
Monthly visits
637.9Mvisits/mo
43.5Kvisits/mo
1Mvisits/mo
—
MoM change
▲ 3.7%
▼ 22.5%
▼ 22.7%
—
6-month growth
+19.3%
-35.7%
+50.4%
—
Global rank web
#49
#791,007
#38,145
—
Avg. last 3 months
629.7M
55.6K
1.2M
—
Bounce rate lower is better
36%
39%
49%
—
Pages / visit
5.9
1.8
3.5
—
Visit duration
6m 26s
22s
1m 55s
—
Traffic sources
● Direct 83% · ● Referral 15%
—
● Direct 73% · ● Referral 24%
—
GitHub CopilotMostlyAICodeRabbitOpenCode
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 · 637.9MMostlyAI · 76.8KMostlyAI · 88.7KMostlyAI · 87.8KMostlyAI · 67.7KMostlyAI · 61.8KMostlyAI · 56.7KMostlyAI · 67.3KMostlyAI · 56.1KMostlyAI · 43.5KCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 1M10K100K1M10M100M1BGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MMostlyAI · 76.8KMostlyAI · 88.7KMostlyAI · 87.8KMostlyAI · 67.7KMostlyAI · 61.8KMostlyAI · 56.7KMostlyAI · 67.3KMostlyAI · 56.1KMostlyAI · 43.5KCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 1MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Free
Freemium
Free
Starting price
$4per month · free tier available
Free
$24per month
Free
Free tier
–
Free trial
–
–
API access
–
–
–
–
Plans
Free FreeTeam $4/moEnterprise $21/mo
—
Essentials $24/moTeam $48/moAdvanced $72/moEnterprise Custom
—
Capabilities input → output
Input
CodeText
DataText
Code
CodeText
Output
Code
Data
CodeText
Code
Skill level
Intermediate
Advanced
Intermediate
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Code Review+1 more
Development & CodeResearch & AnalyticsAI Developer ToolsAI For Data Analytics
Development & CodeAI Code Review
Development & CodeAI Coding Assistant
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
9
6
8
6
Coding
–
–
Code reviews
–
–
Agents
–
–
Developer tools
–
–
Development
–
–
Code autocompletion
–
–
–
GitHub pull requests
–
–
–
Synthetic data
–
–
–
Code analysis
–
–
–
Code documentation
–
–
–
Code quality
–
–
–
Code security analysis
–
–
–
Code testing
–
–
–
Coding in VS Code
–
–
–
Data analysis
–
–
–
Vs code
–
–
–
Agent management
–
–
–
Data anonymization
–
–
–
Data privacy compliance
–
–
–
Data science
–
–
–
Debugging
–
–
–
Local AI
–
–
–
Self hosted
–
–
–
Terminal
–
–
–
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
2
0
0
0
Verified listing
–
–
–
–

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.