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Model Library
/Fireworks AI/KAT Coder
model path:accounts/fireworks/models/kat-coder

KAT-Coder-Pro V1 is KwaiKAT's most advanced agentic coding model in the KwaiKAT series. Designed specifically for agentic coding tasks, it excels in real-world software engineering scenarios. The model has been optimized for tool-use capability, multi-turn interaction, instruction following, generalization and comprehensive capabilities through a multi-stage training process, including mid-training, supervised fine-tuning (SFT), reinforcement fine-tuning (RFT), and scalable agentic RL.

KAT Coder API Features

Fine-tuning

Docs

KAT Coder can be customized with your data to improve responses. Fireworks uses LoRA to efficiently train and deploy your personalized model

On-demand Deployment

Docs

On-demand deployments allow you to use KAT Coder on dedicated GPUs with Fireworks' high-performance serving stack with high reliability and no rate limits.

Metadata

State
Ready
Created on
11/25/2025
Kind
Base model
Provider
Fireworks AI

Specification

Calibrated
No
Mixture-of-Experts
No
Parameters
235B

Supported Functionality

Fine-tuning
Supported
Serverless
Not supported
Context Length
262k tokens
Function Calling
Not supported
Embeddings
Not supported
Rerankers
Not supported
Support image input
Not supported