When was Kimi K2 0905 released?

Kimi K2 0905 was released on September 5, 2025 by MoonshotAI. This is the official Kimi K2 0905 release date tracked on LLM Stats.

Is Kimi K2 0905 available via API?

Yes, Kimi K2 0905 is available via API. See the official documentation for authentication and endpoint details. It is served by 1 provider tracked on LLM Stats.

How big is Kimi K2 0905?

Kimi K2 0905 has 1000 billion parameters.

Who created Kimi K2 0905?

Kimi K2 0905 was created by MoonshotAI.

What is the license for Kimi K2 0905?

Kimi K2 0905 is released under the Proprietary license.

Where can I use Kimi K2 0905?

Kimi K2 0905 is available through 1 provider including Novita.

Where is the Kimi K2 0905 paper or technical report?

Kimi K2 0905 has a paper or technical report available at https://moonshot.cn/blog/kimi-k2-0905. Use that source for architecture, training, release and evaluation details.

What models should I compare Kimi K2 0905 against?

Common Kimi K2 0905 comparisons include Kimi K2 0905 vs Claude 3.5 Sonnet, Kimi K2 0905 vs LongCat-Flash-Thinking, Kimi K2 0905 vs Llama 3.1 Nemotron Ultra 253B v1. Compare them side by side for benchmark scores, pricing, context window, latency and API availability.

Kimi K2 0905 API Pricing, Context Window & Benchmarks

Name: Kimi K2 0905
Author: MoonshotAI

Kimi K2 0905: API Pricing, Context Window & Benchmarks

Kimi K2 0905 is a language model from MoonshotAI, released in September 2025.

Kimi K2 0905 is the September update of Kimi K2 0711. It is a large-scale Mixture-of-Experts (MoE) language model developed by Moonshot AI, featuring 1 trillion total parameters with 32 billion active per forward pass. It supports

Input

Text

Output

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Kimi K2 0905 benchmarks

Capability tiers

Standing within each category, adjusted for leaderboard depth.

Real tasks performance

How Kimi K2 0905 performs across real-world prompt categories.

Performance by conversation depth

How Kimi K2 0905 holds up as conversations get longer.

Quality Tracker

Kimi K2 0905 Performance Across Datasets

Scores sourced from the model's scorecard, paper, or official blog posts

llm-stats.com - Mon Aug 24 2026

Notice missing or incorrect data?

Kimi K2 0905 pricing

Providers

Kimi K2 0905 starts at $0.600 per million input tokens and $2.50 per million output tokens via Novita.

Provider	Input $/M	Cached input $/M	Output $/M	Context in / out	TTFT p95 s	Output p5 c/s	Modalities in / out
Novita	$0.600	—	$2.50	262.1K/262.1K	—	—	/

Cached input is the discounted price for prompt tokens served from a provider cache. TTFT is time to first token. Output is characters per second; p5 is the sustained floor exceeded by 95% of observed requests.

Kimi K2 0905 context window

Input and output token limits for Kimi K2 0905, plus how it ranks on long-context understanding.

InputOutput

262Ktokens

≈ 394 pages of text

262K

8K128K1M

Kimi K2 0905 API

Available from the model provider

Kimi K2 0905 has an official provider API. It is not currently routed through the LLM Stats gateway.

Read the official API documentation

Kimi K2 0905 latency

Kimi K2 0905 time to first token, sustained output throughput, and failed-request rate from live API traffic over the trailing 7 days.

Kimi K2 0905 examples

Recent arena outputs from Kimi K2 0905, picked from the highest-ranked matchups.

Kimi K2 0905 license

Kimi K2 0905 is a proprietary model available under its provider's product and API terms, has 1.0T parameters.

License: Proprietary; Hosted access
Parameters: 1.0T

Proprietary license - usage restrictions apply

Kimi K2 0905 resources

Official sources for Kimi K2 0905: api documentation, official playground, official launch post.

Kimi K2 0905 vs other models

The most-compared alternatives to Kimi K2 0905 are Claude 3.5 Sonnet, LongCat-Flash-Thinking, Llama 3.1 Nemotron Ultra 253B v1. Open any pair side-by-side for benchmarks, pricing, context, and latency.