Does Trunk.io or Aider have a free plan?

Trunk.io is available for free. Aider is a paid tool. Always verify current pricing directly with the vendor.

Trunk.io vs Aider

Q: Can I use Trunk.io and Aider together?

Yes, many teams use both tools together for different purposes. Use the Stack Builder section above to combine Trunk.io and Aider with other tools and save your AI toolkit.

Comprehensive side-by-side comparison — features, pricing, performance, and more.

Updated May 2026

Trunk.io

Trunk Technologies Inc.

Keep CI Green: Eliminate flaky tests and merge bottlenecks

0.0(0)

FREEMIUM

90% data quality

Aider

Aider AI LLC

AI pair programming in your terminal for faster, smarter coding.

0.0(0)

OPEN_SOURCE

91% data quality

Trust & Reliability

Trunk.io

Customers (per vendor):Vidyard, Kodiak, Metabase +7

SOC 2

Aider

Users:1M-10M

Too Close to Call

Trunk.io (7.5) vs Aider (7.5) — difference of 0.0 points

AI Comparison Summary

Trunk.io

7.5

avg score

Aider

7.5

avg score

Both tools score very similarly overall — the best choice depends on your specific priorities.

Based on 6 dimensions

How scores are calculated

Too close to call — it's a tie

Trunk.io

Best For

Eliminating flaky tests in CI pipelines for engineering teams

Accelerating code merges and maintaining main branch stability

Optimizing CI costs and developer productivity in monorepos

Automating root cause analysis for test failures

Not Ideal For

Teams without existing CI/CD pipelines

Non-technical users seeking a no-code solution for software development

Small projects with very low code churn and minimal testing needs

Aider

Best For

Starting new coding projects with AI assistance

Building on existing codebases with LLM support

Automating code changes and bug fixes

Refactoring code with AI guidance

Not Ideal For

Non-technical users without coding experience

Teams requiring a fully managed, GUI-based IDE with AI built-in

Organizations needing strict enterprise-level compliance certifications out-of-the-box

* Verdict is based on our algorithmic scoring of publicly available data. Learn about our methodology

Trunk.io is best for

💻Coding & Dev9.0🤖Automation & Agents8.0📊Data & Analytics7.0

Aider is best for

🤖Automation & Agents10.0🎧Customer Support10.0✍️Writing & Content9.0

Filter by your use case:

Pros & Cons

Trunk.io

Pros

Automatically detects and quarantines flaky tests, preventing CI blockages
Advanced merge queue features like parallelization and intelligent batching drastically reduce merge times
AI-powered failure analysis provides quick insights into test issues
Seamless integration with GitHub, Slack, Jira, and Linear streamlines workflows
Supports any language, test runner, and CI provider, offering high flexibility
Offers on-premise deployment for Enterprise customers, enhancing data control
Free tier available for open-source projects and small teams

Cons

Requires integration with existing CI/CD pipelines, which may involve initial setup
Advanced features like on-premise deployment and custom integrations are limited to Enterprise plans
AI-powered analysis, while helpful, may still require human oversight for complex issues
Focuses primarily on CI/CD and test reliability, not a full-suite DevOps platform

Aider

Pros

Open-source and free to use, offering flexibility and community support
Integrates deeply with Git for version control and easy change management
Supports a wide array of LLMs, including local models, for diverse use cases
Works with over 100 programming languages, making it versatile for many projects
Provides codebase mapping for better context in large projects
Offers unique features like voice-to-code and image/URL context

Cons

Requires API keys for most powerful LLMs, incurring external costs
Primarily a command-line interface tool, which may have a learning curve for some users
No built-in graphical user interface (GUI) for visual interaction
Relies on external LLMs, so performance and availability depend on third-party services
Does not offer enterprise-grade compliance certifications like SOC 2 or HIPAA

Weighted Score — Adjust What Matters to You

Pick a profile or drag sliders — scores and radar update instantly on the right.

Quick profiles:

Ease of Use5

Output Quality5

Value for Money5

Customizability5

Support & Ecosystem5

Integration Power5

Dimension Comparison

Trunk.io

7.5

/ 10

Aider

7.5

/ 10

Dimension Breakdown

Ease of Use

How easy it is to get started and use daily

Trunk.io

7.0▲ +1.0

Aider

6.0

Output Quality

Quality and accuracy of generated results

Trunk.io

8.0▲ +1.0

Aider

7.0

Value for Money

Cost vs. features and output quality

Trunk.io

7.0

Aider

10.0▲ +3.0

Customizability

Calculated

Ability to tailor to specific needs

Trunk.io

7.0

Aider

7.0

Support & Ecosystem

Documentation, community, and support quality

Trunk.io

8.0▲ +1.0

Aider

7.0

Integration Power

Calculated

Ability to connect with other tools and workflows

Trunk.io

8.0

Aider

8.0

Calculated = derived from verified integration count and API/open-source signals. AI = LLM-assessed from public website content. Methodology

Data is sourced from public information and vendor websites. It may not always be up-to-date — verify pricing and features directly with the vendor before purchasing.Report inaccuracy

Frequently Asked Questions

Which is better, Trunk.io or Aider?

Both are strong options. Trunk.io has a rating of 0.0/5 (0 reviews), while Aider has a rating of 0.0/5 (0 reviews). The best choice depends on your specific use case, budget, and workflow requirements.

Is Trunk.io cheaper than Aider?

Trunk.io starts at free (freemium model). Aider starts at free (open_source model). Use the Cost Calculator above for a detailed estimate.

What are the main differences between Trunk.io and Aider?

Trunk.io — "Keep CI Green: Eliminate flaky tests and merge bottlenecks". Aider — "AI pair programming in your terminal for faster, smarter coding.". Key differences include their pricing models, platform support, integrations, and technical capabilities. See the Feature Comparison table above for a complete side-by-side breakdown.

Can I use Trunk.io and Aider together?

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