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features
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Description

Lumen Outpost represents Cosine’s refined post-trained coding model, evaluated against its foundational model Kimi K2.6, along with GPT-5.5, GPT-5.4, and Gemini 3.1 Pro, specifically focusing on intricate, long-term coding assignments across 13 different programming languages. This model is designed not only for precision in coding but also to enhance key behavioral indicators vital in engineering processes, such as agent initiative, strategic planning, scope management, action coherence, succinct updates, and effective communication. According to Cosine’s benchmark analysis, the specialized post-training significantly elevated the base model's performance, with Lumen Outpost surpassing Kimi K2.6 in tests like Niche-Bench, Slop-Bench, Vibe-Bench, as well as in terms of cost efficiency for successful task completion. In the Niche-Bench assessment, which evaluates niche, legacy, and environmentally constrained programming languages, Lumen Outpost attained a score of 53.9% and excelled or equaled performance in 9 out of the 13 languages evaluated, demonstrating marked improvements particularly in Fortran, ABAP, Java, and Rust. The impressive results symbolize a significant leap in the practical application of coding models in real-world scenarios, underscoring the effectiveness of targeted training methodologies.

Description

Windsurf’s SWE-1 family introduces a revolutionary approach to software engineering, combining AI-driven insights and a shared timeline model to improve every stage of the development process. The SWE-1 models—SWE-1, SWE-1-lite, and SWE-1-mini—extend beyond simple code generation by enhancing tasks like testing, user feedback analysis, and long-running task management. Built from the ground up with flow awareness, SWE-1 is designed to tackle incomplete states and ambiguous outcomes, pushing the boundaries of what AI can achieve in the software engineering field. Backed by performance benchmarks and real-world production experiments, SWE-1 is the next frontier for efficient software development.

API Access

Has API No 

API Access

Has API No 

Screenshots View All

Screenshots View All

Integrations

ABAP Yes 
AI Agents Directory No 
Devin Desktop No 
Fortran Yes 
Java Yes 
Rust Yes 
Windsurf Browser No 

Integrations

ABAP No 
AI Agents Directory Yes 
Devin Desktop Yes 
Fortran No 
Java No 
Rust No 
Windsurf Browser Yes 

Pricing Details

$20 per month
Free Trial No 
Free Version No 

Pricing Details

No price information available.
Free Trial No 
Free Version No 

Deployment

Web-Based No 
On-Premises No 
iPhone App No 
iPad App No 
Android App No 
Windows Yes 
Mac Yes 
Linux Yes 
Chromebook No 

Deployment

Web-Based Yes 
On-Premises No 
iPhone App No 
iPad App No 
Android App No 
Windows No 
Mac No 
Linux No 
Chromebook No 

Customer Support

Business Hours No 
Live Rep (24/7) No 
Online Support Yes 

Customer Support

Business Hours No 
Live Rep (24/7) No 
Online Support Yes 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) No 
In Person No 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) No 
In Person No 

Vendor Details

Company Name

Cosine

Country

United Kingdom

Website

cosine.sh/blog/lumen-outpost-benchmark-report

Vendor Details

Company Name

Cognition

Founded

2023

Country

United States

Website

devin.ai/blog/windsurf-wave-9-swe-1

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Product Features

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