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Language modelOpen source

Kimi K2 0711

Moonshot AI

Released
July 11, 2025
Data date
September 8, 2026
Successor
Kimi K2 0905
Benchmark-Meta-Score
Results from one source only
Speed
40.1 tokens/s
Output throughput
Price
Input · Output / 1M tokens
Input
Text
Output
Text

Kimi K2 0711 is the dated Instruct release from July 11, 2025. Moonshot’s K2 mixture-of-experts design has 1 trillion total parameters and 32 billion active parameters; this checkpoint uses a 131,072-token context window.

The later release Kimi K2 0905 expands the context to 262,144 tokens. Kimi discontinued the corresponding kimi-k2-0711-preview API entry on May 25, 2026.

Specifications and access

SpecificationValue and source
Weights
Open weightsSource
Access
API, LocalSource
Parameters
Active parameters
Context window
131,072 tokensSource
License
modified MITSource
Parameters
1,000 BSource
Active parameters
32 BSource
Architecture
MoE with MLA and MoonViTSource
Input
TextSource
Output
TextSource
Reasoning mode
Tool calling
API model ID
kimi-k2-0711 (The 0711 release is represented by this card; 0905 card compares against it)Source
Availability
Corresponding first-party API ID `kimi-k2-0711-preview` retired 2026-05-25 as part of the K2 series. (Released weights and third-party provider availability are separate from the first-party API lifecycle.)Source