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GitHub Copilot vs Mentat: Which is Better in 2026?

Choosing between GitHub Copilot and Mentat comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.

Bottom line: GitHub Copilot is our overall pick for AI coding workflows. Pick Mentat if you need a fully free option.

··Methodology
Editor reviewed0 verified reviews comparedPricing checked Jun 2026

Short on time? Here's the quick answer

We've tested both tools. Here's who should pick what:

GitHub Copilot

AI pair programmer that suggests code

Best for you if:

  • AI pair programmer by GitHub
  • Code suggestions in your editor

Mentat

AI coding assistant for terminal

Best for you if:

  • • You need something completely free
  • Mentat is an AI coding assistant that works within your terminal
  • It edits code across files using GPT-4 with context awareness
At a Glance
GitHub CopilotGitHub Copilot
MentatMentat
Starts at
$10/moPro
FreeFree tier available
Best For
AI CodingAI Coding
Rating
--
Free plan
No Yes

Choose GitHub Copilot or Mentat?

GitHub Copilot

Choose GitHub Copilot if

AI pair programmer that suggests code

  • Works in any IDE
  • Great for boilerplate
  • Learns your style
  • Budget matters ($10/mo vs Free)
Mentat

Choose Mentat if

AI coding assistant for terminal

  • AI coding assistant in terminal
  • Code understanding and generation
  • Open-source project
  • You want a fully free tool (GitHub Copilot requires payment)
FeatureGitHub CopilotMentat
Pricing ModelPaidFree
User RatingNo ratings yetNo ratings yet
Categories
AI CodingDeveloper Tools
AI CodingTerminal Tools

In-Depth Analysis

GitHub CopilotGitHub Copilot

AI pair programmer that suggests code

Strengths

  • +Works in any IDE
  • +Great for boilerplate
  • +Learns your style
  • +Free for students

Weaknesses

  • -Monthly fee
  • -Sometimes suggests wrong code
  • -No codebase awareness (vs Cursor)

Key features

Code completionsCopilot ChatCLI integrationPull request summariesDocumentation generationTest generation
Starts at $10/mo

MentatMentat

AI coding assistant for terminal

Strengths

  • +AI coding assistant in terminal
  • +Code understanding and generation
  • +Open-source project
  • +Command-line interface for developers
  • +Context-aware code suggestions

Weaknesses

  • -Terminal-based (no GUI)
  • -Setup and configuration needed
  • -May not match commercial alternatives
  • -Requires technical proficiency
  • -Community-driven development

Key features

AI codingTerminal-basedContext-awareFile editingGPT-4Open source
Starts at Free

Pricing: GitHub Copilot vs Mentat

PlanGitHub CopilotMentat
Tier 1
Free
Free
Free
Open Source
Tier 2
$10
Pro
$35
Pro
Tier 3
$39
Pro+
N/A
Tier 4
$19
Business
N/A

Pricing verified from each vendor's public pricing page. Compare in detail on GitHub Copilot pricing and Mentat pricing.

Who Should Use What?

On a budget?

Mentat is free. GitHub Copilot is paid.

Go with: Mentat

Want the highest-rated option?

Neither has ratings yet.

Too early to call on ratings — compare on features and pricing.

Value user reviews?

Neither has ratings yet.

Too early to call — neither has ratings yet.

3 Questions to Help You Decide

1

What's your budget?

GitHub Copilot is paid. Mentat is free. Go with Mentat if free matters most.

2

What's your use case?

Both are ai coding tools. Compare their specific features to decide.

3

How important are ratings?

Neither has ratings yet.

Key Takeaways

GitHub Copilot

  • Our pick for this comparison

Mentat

  • Completely free

The Bottom Line

GitHub Copilot is our pick. That said, Mentat is free, hard to beat on price.

Frequently Asked Questions

Is GitHub Copilot or Mentat better?

GitHub Copilot is rated in our evaluation. GitHub Copilot is paid and Mentat is free.

What are GitHub Copilot and Mentat used for?

GitHub Copilot: AI pair programmer that suggests code. Mentat: AI coding assistant for terminal.

What does GitHub Copilot cost vs Mentat?

GitHub Copilot is a paid tool. Mentat is completely free. Visit their websites for detailed pricing.

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