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Kimi K2 Instruct 0905

Ready
model path:accounts/fireworks/models/kimi-k2-instruct-0905
Deploy on demand

Kimi K2 0905 is an updated version of Kimi K2, a state-of-the-art mixture-of-experts (MoE) language model with 32 billion activated parameters and 1 trillion total parameters. Kimi K2 0905 has improved coding abilities, a longer context window, and agentic tool use, and a longer (262K) context window.

Kimi K2 Instruct 0905 API Features

On-demand Deployment

Docs

On-demand deployments allow you to use Kimi K2 Instruct 0905 on dedicated GPUs with Fireworks' high-performance serving stack with high reliability and no rate limits.

Metadata

State
Ready
Created on
4 SEP, 2025
Kind
Base model
Provider
Moonshot AI
Huggingface
moonshotai/Kimi-K2-Instruct-0905

Specifications

Calibrated
Yes
Mixture-of-Experts
Yes
Parameters
1.02T

Supporting Functionality

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

Kimi K2 Instruct 0905 FAQs

Kimi K2 Instruct 0905 is a state-of-the-art mixture-of-experts (MoE) language model developed by Moonshot AI. It features 32 billion activated parameters out of 1 trillion total parameters, offering enhanced performance for agentic tasks and long-context reasoning.