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Composer 2.5

Coding model

Composer 2.5

Release date: 2026-05-18Updated: 2026-07-17 21:57:48.9121,164
Live demoGitHubHugging FaceCompare
Parameters
Not disclosed
Context length
200K
Chinese support
Not supported
Reasoning ability

Composer 2.5 is a coding model from Cursor, released on 2026-05-18. It accepts text input and returns text output. The recorded context window is 200K. Cataloged capabilities include Coding model. The model weights are proprietary and are not published for download. Use the linked references to confirm current access, licensing, and provider-specific limits.

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

Composer 2.5

Model basics

Reasoning traces
Not supported
Thinking modes
Thinking Mode (Default)Standard Mode
Context length
200K tokens
Max output length
No data
Model type
Coding model
Modality (in / out)
Text → Text
Release date
2026-05-18
Model file size
No data
MoE architecture
No
Total params / Active params
No data / N/A
Knowledge cutoff
No data
Composer 2.5

Open source & experience

Code license
Proprietary
Weights license
Proprietary
GitHub repo
GitHub link unavailable
Hugging Face
Hugging Face link unavailable
Live demo
No live demo
Composer 2.5

Official resources

Paper
DataLearnerAI blog
No blog post yet
Composer 2.5

API details

API speed
3/5
💡Default unit: $/1M tokens. If vendors use other units, follow their published pricing.
Standard
TypeConditionInputOutput
Text-$0.500/ 1M$2.50/ 1M
Faster
TypeConditionInputOutput
Text-$3.00/ 1M$15.00/ 1M
Composer 2.5

Benchmark Results

Composer 2.5 currently shows benchmark results led by SWE-bench Multilingual (3 / 23, score 79.80), Terminal Bench 2.0 (7 / 47, score 69.30). 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
69.30
7 / 47

Coding and Software Engineer

1 evaluations
Benchmark / mode
Score
Rank/total
79.80
3 / 23

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Composer 2.5

Publisher

Composer 2.5

Model Overview

Composer 2.5 is a coding model from Cursor, released on 2026-05-18.

It accepts text input and produces text output. Its cataloged capabilities include Coding model. The recorded context window is 200K.

The model weights are proprietary and are not published for download. The page records 4 API pricing rules from Cursor; current provider pricing and conditions should be checked before deployment. The evaluation section contains 2 cataloged benchmark results with their recorded modes and scores. The page links 1 release, model-card, repository, or provider references for checking the underlying claims. Specifications, availability, and prices can change; undisclosed values are intentionally left unstated.

Composer 2.5

FAQ

What is Composer 2.5?

Composer 2.5 is a coding model from Cursor, released on 2026-05-18. It accepts text input and returns text output. The recorded context window is 200K. Cataloged capabilities include Coding model. The model weights are proprietary and are not published for download. Use the linked references to confirm current access, licensing, and provider-specific limits.

What input and output modalities does Composer 2.5 support?

The current model record lists text as input and text as output.

What are the main recorded specifications for Composer 2.5?

The recorded context window is 200K. Fields without a source-backed value remain undisclosed.

Does Composer 2.5 have API pricing?

The page records 4 API pricing rules from Cursor; current provider pricing and conditions should be checked before deployment.

Are benchmark results available for Composer 2.5?

The evaluation section contains 2 cataloged benchmark results with their recorded modes and scores. Compare only results that use the same benchmark version and evaluation mode.

Is Composer 2.5 open source?

The model weights are proprietary and are not published for download. Review the linked license text before commercial or derivative use.

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