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What is SWE-1?

SWE-1 is an advanced family of software engineering models by Windsurf, designed to accelerate the software development lifecycle by addressing the full spectrum of engineering tasks. Unlike traditional models that focus solely on code, SWE-1 models—SWE-1, SWE-1-lite, and SWE-1-mini—are built with flow awareness, ensuring seamless collaboration between AI and users. By handling everything from terminal commands to user feedback and incomplete states, SWE-1 allows engineers to achieve higher productivity and deliver robust software solutions. With its groundbreaking approach, SWE-1 significantly enhances development speed and accuracy, providing a powerful tool for teams and individual developers alike.

What is GPT-5.6 Terra?

GPT-5.6 Terra is a balanced model in OpenAI’s GPT-5.6 series, designed to provide strong performance for everyday work while keeping costs lower than the flagship Sol tier. The GPT-5.6 family includes Sol for the highest capability, Terra for balanced work, and Luna for fast and affordable use cases. Terra is positioned as a practical option for developers, businesses, and enterprise teams that need capable reasoning, coding, automation, research support, and defensive security assistance without always using the most expensive model. According to the pasted preview text, Terra offers competitive performance to GPT-5.5 while being 2x cheaper. It appears in GPT-5.6 benchmark previews for Terminal-Bench 2.1, GeneBench v1, ExploitBench, and ExploitGym, showing that the model is intended for technical and long-horizon tasks as well as general work. Terra can support coding workflows that require planning, iteration, command-line reasoning, and tool coordination. It can also support legitimate cybersecurity workflows such as code review, vulnerability research, patch development, debugging, security education, and defensive testing. The model is developed with layered safeguards matched to its capabilities, including trained refusals, real-time checks, misuse classifiers, monitoring, enforcement, and account-level review. OpenAI also describes automated red-teaming and third-party human expert red-teaming as part of the broader GPT-5.6 safety process. Terra is priced below Sol in the pasted API pricing structure, with lower input and output costs per 1 million tokens. GPT-5.6 Terra helps organizations use a capable GPT-5.6 model for production workflows where performance, cost efficiency, and safety controls all matter.

Media

Media

Integrations Supported

Devin Desktop
Agentforce Vibes
Brokk
Databricks
Doraverse
FastRouter
GPT-5.1-Codex
GPT-5.4 mini
GPT‑5.4‑Cyber
Go
HTML
Hermes Agent
Kimi K2 Thinking
OpenAI
OpenClaw
Prism
Rust
Xcode
ZeroHuman
ZooClaw

Integrations Supported

Devin Desktop
Agentforce Vibes
Brokk
Databricks
Doraverse
FastRouter
GPT-5.1-Codex
GPT-5.4 mini
GPT‑5.4‑Cyber
Go
HTML
Hermes Agent
Kimi K2 Thinking
OpenAI
OpenClaw
Prism
Rust
Xcode
ZeroHuman
ZooClaw

API Availability

Has API

API Availability

Has API

Pricing Information

Pricing not provided.
Free Trial Offered?
Free Version

Pricing Information

$2.50 per 1M tokens (input)
Free Trial Offered?
Free Version

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Company Facts

Organization Name

Cognition

Date Founded

2023

Company Location

United States

Company Website

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

Company Facts

Organization Name

OpenAI

Date Founded

2015

Company Location

United States

Company Website

openai.com

Categories and Features

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