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LongCat-2.0 vs Devin: Which is Better in 2026?

Choosing between LongCat-2.0 and Devin 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: Devin is our overall pick for AI coding workflows. Pick LongCat-2.0 if you need a free tier to start with.

··Methodology
Editor reviewed0 verified reviews comparedPricing checked Aug 2026

Short on time? Here's the quick answer

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

LongCat-2.0

1.6T MoE model for long-horizon agentic coding

Best for you if:

  • • You want to try before committing
  • Open-weights agentic coding model from Meituan, released under a permissive MIT license.
  • 1.6-trillion-parameter Mixture-of-Experts design, about 48 billion active parameters per token, with a 1-million-token context.

Devin

AI software engineer by Cognition Labs

Best for you if:

  • Devin is an AI software engineer that can autonomously write, test, and deploy code
  • It handles complex engineering tasks from planning to implementation in a sandboxed environment
At a Glance
LongCat-2.0LongCat-2.0
DevinDevin
Starts at
FreeFree tier available
$20/monthCore
Best For
AI CodingAI Coding
Rating
--
Free plan
Yes No

Choose LongCat-2.0 or Devin?

LongCat-2.0

Choose LongCat-2.0 if

1.6T MoE model for long-horizon agentic coding

  • Open weights under a permissive MIT license, free to download, fine-tune, and self-host
  • Frontier-scale 1.6T Mixture-of-Experts with a 1-million-token context for large codebases and long agent runs
  • Proven real-world usage, having led OpenRouter charts as 'Owl Alpha'
  • You want a free tier before you commit
Devin

Choose Devin if

AI software engineer by Cognition Labs

  • AI software engineer
  • End-to-end tasks
  • Good for automation
FeatureLongCat-2.0Devin
Pricing ModelFreemiumPaid
User RatingNo ratings yetNo ratings yet
Categories
AI CodingAI Agents
AI CodingAI Agents

In-Depth Analysis

LongCat-2.0LongCat-2.0

1.6T MoE model for long-horizon agentic coding

Strengths

  • +Open weights under a permissive MIT license, free to download, fine-tune, and self-host
  • +Frontier-scale 1.6T Mixture-of-Experts with a 1-million-token context for large codebases and long agent runs
  • +Proven real-world usage, having led OpenRouter charts as 'Owl Alpha'
  • +Strong focus on autonomous, long-horizon coding and engineering tasks
  • +API makes context-cache hits free, lowering cost on repetitive long-context work

Weaknesses

  • -Running a 1.6T model locally is impractical without serious GPU or accelerator infrastructure
  • -The hosted API routes data through a China-based provider, a compliance consideration for some teams
  • -Newer model with a smaller tooling and fine-tune ecosystem than established models

Key features

Natural language code generationAutomated debugging and error fixingCode refactoring and optimizationMulti-language and framework supportSeamless IDE and workflow integration
Starts at Free

DevinDevin

AI software engineer by Cognition Labs

Strengths

  • +AI software engineer
  • +End-to-end tasks
  • +Good for automation
  • +Innovative approach
  • +Active development

Weaknesses

  • -Waitlist/limited access
  • -Expensive
  • -Accuracy varies
  • -Not replacement for devs
  • -Early stage

Key features

AI software engineerAutonomous codingPlanningDebuggingFull-stackCognition Labs
Starts at $20/month

Value 65/100. Devin's pricing is fair for individual developers with the $20/month Core plan, offering a pay-as-you-go model.

Watch out: Overage fees of $2.25/ACU on Core plan

Pricing: LongCat-2.0 vs Devin

PlanLongCat-2.0Devin
Tier 1N/A
$20 month
Core
Tier 2N/A
$500 month
Team
Tier 3N/A
custom
Enterprise

Pricing verified from each vendor's public pricing page. Compare in detail on LongCat-2.0 pricing and Devin pricing.

Who Should Use What?

On a budget?

LongCat-2.0 has a free tier. Devin is paid only.

Go with: LongCat-2.0

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?

LongCat-2.0 is freemium. Devin is paid. LongCat-2.0 lets you start free.

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

Devin

  • Our pick for this comparison

LongCat-2.0

  • Has a free tier

The Bottom Line

Devin is our pick. LongCat-2.0 has a free tier if you want to test without paying.

Frequently Asked Questions

Is LongCat-2.0 or Devin better?

Devin is rated in our evaluation. LongCat-2.0 is freemium and Devin is paid.

What are LongCat-2.0 and Devin used for?

LongCat-2.0: 1.6T MoE model for long-horizon agentic coding. Devin: AI software engineer by Cognition Labs.

What does LongCat-2.0 cost vs Devin?

LongCat-2.0 is freemium (free tier + paid plans). Devin is a paid tool. Visit their websites for detailed pricing.

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