CO

Composer 2

Coding model

Cursor Composer 2

Release date: 2026-03-19Updated: 2026-03-21 19:05:22.123633
Live demoGitHubHugging FaceCompare
Parameters
Not disclosed
Context length
200K
Chinese support
Not supported
Reasoning ability

Cursor Composer 2 is an AI model published by Cursor, released on 2026-03-19, for Coding model, and 200K context length, under the 不开源 license, with a 73.70 score on SWE-bench Multilingual.

Data sourced primarily from official releases (GitHub, Hugging Face, papers), then benchmark leaderboards, then third-party evaluators. Learn about our data methodology

Composer 2

Model basics

Reasoning traces
Not supported
Thinking modes
Thinking Mode (Default)Standard Mode
Context length
200K tokens
Max output length
8K tokens
Model type
Coding model
Modality (in / out)
No data
Release date
2026-03-19
Model file size
No data
MoE architecture
No
Total params / Active params
No data / N/A
Knowledge cutoff
No data
Composer 2

Open source & experience

Code license
不开源
Weights license
不开源
GitHub repo
GitHub link unavailable
Hugging Face
Hugging Face link unavailable
Live demo
No live demo
Composer 2

Official resources

DataLearnerAI blog
No blog post yet
Composer 2

API details

API speed
4/5
💡Default unit: $/1M tokens. If vendors use other units, follow their published pricing.
Standard
TypeConditionInputOutput
Text-$0.500/ 1M$2.50/ 1M
Composer 2

Benchmark Results

Composer 2 currently shows benchmark results led by Terminal Bench 2.0 (15 / 46, score 61.70), SWE-bench Multilingual (9 / 20, score 73.70). This page also consolidates core specs, context limits, and API pricing so you can evaluate the model from benchmark results and deployment constraints together.

Thinking

AI Agent - Tool Usage

1 evaluations
Benchmark / mode
Score
Rank/total
Terminal Bench 2.0
Thinking Mode
61.70
15 / 46

Coding and Software Engineer

1 evaluations
Benchmark / mode
Score
Rank/total
73.70
9 / 20

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Composer 2

Publisher

Cursor Composer 2

Model Overview

Cursor Composer 2 is an AI model published by Cursor, released on 2026-03-19, for Coding model, and 200K context length, under the 不开源 license, with a 73.70 score on SWE-bench Multilingual.

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