Discover Kwaipilot's Kat Coder for Coding Tasks

KAT-Coder excels in generating accurate code from text inputs.

Input: text Output: text Context: 256,000 tokens Release: 2025-11-10

Kwaipilot's Kat Coder is a leading coding model designed for text-to-text applications. Released on November 10, 2025, it boasts a remarkable context length of 256,000 tokens, making it suitable for handling extensive coding tasks. With input and output modalities both in text, KAT-Coder leverages advanced training techniques, including supervised fine-tuning and reinforcement learning, to enhance its performance on enterprise codebases. This model is capable of generating high-quality code responses, ensuring accuracy and relevance in software development projects.

Use Cases

Here are a few ways teams apply Kwaipilot: KAT-Coder-Pro V1 (free) in practice—from fast drafting to multimodal understanding. Adapt these ideas to your workflow.

Generate code snippets from natural language descriptions

Assist in debugging and code optimization

Streamline software development workflows

Key Features

A quick look at the capabilities that make this model useful in real projects.

High resolution rate of 73.4% on SWE-Bench Verified

Handles extensive context with 256,000 tokens

Utilizes advanced training techniques

Text-to-text input and output modalities

Designed for enterprise codebases

Specs

Overview

Vendor
kwaipilot

Model ID
kwaipilot/kat-coder-pro:free

Release
2025-11-10

Modalities & context

Input
text

Output
text

Context
256,000 tokens

Parameters & defaults

Supported parameters: frequency_penalty, max_tokens, presence_penalty, repetition_penalty, response_format, seed, stop, structured_outputs, temperature, tool_choice, tools, top_k, top_p

Defaults: temperature 0.2, top_p 0.95

Benchmark tests: Kwaipilot: KAT-Coder-Pro V1 (free)

We ran this model against a few representative prompts to show its range. Review the outputs below and be the judge.

Text

Prompt:

Write 150 words on how AI might positively upend work, leisure and creativity

Artificial intelligence has the potential to positively transform work, leisure, and creativity in profound ways. In the workplace, AI can automate repetitive tasks, freeing humans to focus on strategic thinking, emotional intelligence, and complex problem-solving. This shift may lead to more fulfilling jobs and improved work-life balance. In leisure, AI-powered personalization can enhance entertainment, fitness, and learning experiences, tailoring content to individual preferences and promoting lifelong growth. Most excitingly, AI is revolutionizing creativity by serving as a collaborative tool for artists, writers, and designers—generating ideas, refining drafts, and enabling new forms of expression. From composing music to co-writing stories or visualizing concepts, AI lowers barriers to creative participation. Rather than replacing human imagination, it amplifies it, making creativity more accessible across disciplines. As AI integrates into daily life, it holds the promise of a future where people have more time, tools, and inspiration to pursue meaningful work, enriching hobbies, and innovative self-expression—ushering in a new era of human potential.

Run this prompt on Upend.AI

Ready to try Kwaipilot: KAT-Coder-Pro V1 (free)?

Chat with Kat Coder (free)

up.end

/ˌəpˈend/

verb

To “upend” means to completely disrupt, overturn, or drastically change the established order or structure of something. It implies a significant shift or alteration that can potentially have far-reaching consequences. When something is upended, it is turned upside down or transformed in a way that challenges conventional norms or expectations. The term often carries a sense of innovation, transformation, and sometimes even a hint of upheaval, indicating that the changes are not just minor adjustments but rather a fundamental reimagining of the status quo.

Privacy Terms