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Kimi K3

Multimodal
Moonshot AI

Kimi K3 is Moonshot AI's flagship 2.8T-parameter multimodal MoE model released in July 2026. It excels at document understanding and multimodal math, scoring 0.98 on MathVision and 0.94 on GPQA-Diamond. It is served by Fireworks, Moonshot AI, Novita and Together.

Key Specifications

Parameters
2.8T
Context
1.0M
Release Date
July 16, 2026
Average Score
95.7%

Timeline

Key dates in the model's history
Announcement
July 16, 2026
Last Update
August 27, 2026

Technical Specifications

Parameters
2.8T
Training Tokens
-
Knowledge Cutoff
-
Family
-
Capabilities
MultimodalZeroEval

Pricing & Availability

Input (per 1M tokens)
$3.00
Output (per 1M tokens)
$15.00
Max Input Tokens
1.0M
Max Output Tokens
1.0M
Supported Features
Function CallingStructured OutputCode ExecutionWeb SearchBatch InferenceFine-tuning

Benchmark Results

Model performance metrics across various tests and benchmarks

Reasoning

Logical reasoning and analysis
GPQA
GPQA-Diamond; max reasoning effortSelf-reported
94.0%

Other Tests

Specialized benchmarks
MathVision
With Python; average of 3 runsSelf-reported
98.0%
DeepSearchQA
F1 score; max reasoning effortSelf-reported
95.0%

License & Metadata

License
proprietary
Announcement Date
July 16, 2026
Last Updated
August 27, 2026

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