Comparison

Aider vs Cline

On the evidence we track, Cline leads this comparison with a composite score of 66/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Aider full profile →Cline full profile →

Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.

Aider52

★Cline66

Attribute comparison across 2 tools
Attribute	Aider	ClineLeader
vioscaleAI score	52 / 100medium · 65%	66 / 100medium · 56%
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	open_source	freemium
Price levelpricing.price_level	free	low
Starting pricepricing.starting_price	-	$9.99
Transparentpricing.transparent	✓	✓
Integrations
Countintegrations.count	26	10
Security
Disclosure policysecurity.disclosure_policy	-	✓
Vulnerabilitiessecurity.vulnerabilities	Count: 2 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=aider-chat&per_page=100 · Last 12m: 2 · Max severity: LOW	Count: 3 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=cline&per_page=100 · Last 12m: 3 · Max severity: CRITICAL
Reliability
Status pagereliability.status_page	✓	-
Adoption
Dependent reposadoption.dependent_repos	1	811
Github starsadoption.github_stars	49,528	70,278
Package downloads weeklyadoption.package_downloads_weekly	166,611	-
Activity
Commits last 30dactivity.commits_last_30d	0	100
Release
Cadence daysrelease.cadence_days	9	-
Historyrelease.history	20 items	20 items
License
Spdxlicense.spdx	Apache-2.0	Apache-2.0
Language
Primarylanguage.primary	Python	TypeScript
Market
Availabilitymarket.availability	Available worldwide	Available worldwide · Popular in US
Content
Faqcontent.faq	6 items	7 items

Score

vioscaleAI score

Aider52 / 100medium · 65%

Cline66 / 100medium · 56%

Pricing

Free tier

Aider✓

Cline✓

Model

Aideropen_source

Clinefreemium

Price level

Aiderfree

Clinelow

Starting price

Aider–

Cline$9.99

Transparent

Aider✓

Cline✓

Integrations

Count

Aider26

Cline10

Security

Disclosure policy

Aider–

Cline✓

Vulnerabilities

AiderCount: 2 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=aider-chat&per_page=100 · Last 12m: 2 · Max severity: LOW

ClineCount: 3 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=cline&per_page=100 · Last 12m: 3 · Max severity: CRITICAL

Reliability

Status page

Aider✓

Cline–

Adoption

Dependent repos

Aider1

Cline811

Github stars

Aider49,528

Cline70,278

Package downloads weekly

Aider166,611

Cline–

Activity

Commits last 30d

Aider0

Cline100

Release

Cadence days

Aider9

Cline–

History

Aider20 items

Cline20 items

License

Spdx

AiderApache-2.0

ClineApache-2.0

Language

Primary

AiderPython

ClineTypeScript

Market

Availability

AiderAvailable worldwide

ClineAvailable worldwide · Popular in US

Content

Faq

Aider6 items

Cline7 items

Capabilities

Feature-by-feature on the axes that matter for ai coding assistants. “-” means undocumented, not absent.

Capability comparison for AI Coding Assistants
Capability	Aider	Cline
Core
Form	CLI agent	Chat / edit
Autonomy level	Agentic	Agentic
Surface
Editor / surface support	IDE integration via comments, web chat interface	VS Code, JetBrains (IntelliJ, PyCharm, WebStorm, GoLand), Cursor, Windsurf, Anti
AI
Model source	Model-agnostic (BYO key)	Model-agnostic (BYO key)
Deployment
Self-hostable / air-gapped	✓	✓
Context
Codebase context	Repo-wide indexing	Repo-wide indexing
Editing
Multi-file edits	✓	✓
Agentic
Runs commands / tools	✓	✓
Data
Zero-data-retention option	✓	-
Security
Enterprise controls	✗	✓
Ecosystem
Language coverage	100+ languages including Python, JavaScript, Rust, Ruby, Go, C++, PHP, HTML, CSS	All languages supported by underlying LLM models
Commercial
Pricing model	Free	Usage credits
Licensing
Open-source client	OSS	OSS

Core

Form

AiderCLI agent

ClineChat / edit

Autonomy level

AiderAgentic

ClineAgentic

Surface

Editor / surface support

AiderIDE integration via comments, web chat interface

ClineVS Code, JetBrains (IntelliJ, PyCharm, WebStorm, GoLand), Cursor, Windsurf, Anti

Model source

AiderModel-agnostic (BYO key)

ClineModel-agnostic (BYO key)

Deployment

Self-hostable / air-gapped

Aider✓

Cline✓

Context

Codebase context

AiderRepo-wide indexing

ClineRepo-wide indexing

Editing

Multi-file edits

Aider✓

Cline✓

Agentic

Runs commands / tools

Aider✓

Cline✓

Data

Zero-data-retention option

Aider✓

Cline-

Security

Enterprise controls

Aider✗

Cline✓

Ecosystem

Language coverage

Aider100+ languages including Python, JavaScript, Rust, Ruby, Go, C++, PHP, HTML, CSS

ClineAll languages supported by underlying LLM models

Commercial

Pricing model

AiderFree

ClineUsage credits

Licensing

Open-source client

AiderOSS

ClineOSS

What each one is

The product in its own terms, so the numbers below have context.

Aider

A command-line tool enabling developers to pair program with language models to start new projects or modify existing codebases, featuring automatic git integration and support for over 100 programming languages.

Independently observed

Cline

Leader

A conversational coding agent that integrates into development environments and terminals to automate code generation, file management, and command execution, with all actions requiring explicit user approval

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Aider

Open sourceFree tier

Completely free and open source

as of 2026-08-14verify ↗

Cline

Leader

from $9.99/moHybridFree tier

$9.99/month with free model options. Bring Your Own Key alternative available.

Cline (usage-billing)$9.99/month
- 2-5x usage on popular open models vs. standard API rate
- built-in billing
- one sign-in
- free model options

as of 2026-10-13verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platform and deployment support comparison
Supports	Aider	Cline
WebPlatforms	✓	✗
macOSPlatforms	✗	✓
WindowsPlatforms	✗	✓
LinuxPlatforms	✗	✓
CLIPlatforms	✓	✓
Cloud / SaaSDeployment	✓	✓
Self-hostedDeployment	✓	✓

Platforms

Web

Aider✓

Cline✗

macOS

Aider✗

Cline✓

Windows

Aider✗

Cline✓

Linux

Aider✗

Cline✓

CLI

Aider✓

Cline✓

Deployment

Cloud / SaaS

Aider✓

Cline✓

Self-hosted

Aider✓

Cline✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Aider

38 total

Claude
DeepSeek
OpenAI
Gemini
GROQ
LM Studio
xAI
Azure
Cohere
Ollama
OpenRouter
GitHub Copilot
Vertex AI
Amazon Bedrock
Claude 3.7 Sonnet
Claude Opus
Claude Sonnet
DeepSeek R1
DeepSeek Chat V3
DeepSeek V3
GPT-4o
GPT-4.1
o1
o3-mini
+14 more

Independently observed

Cline

Leader

11 total

Telegram
Slack
Discord
Google Chat
WhatsApp
Linear
GitHub Actions
OpenTelemetry
Datadog
Grafana
Splunk

Independently observed

Still deciding?

Aider or Cline: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.