LICENSE

Kimi K3 License

Copyright (c) 2026 Moonshot AI

Permission is hereby granted, free of charge, to any person (the "Licensee")
obtaining a copy of this software — including the model weights, parameters,
configuration files, inference and training code, and associated documentation
(collectively, the "Software") — to deal in the Software without restriction.
This includes, without limitation, the rights to use, copy, modify, merge,
publish, distribute, sublicense, and/or sell copies of the Software; to run,
deploy, fine-tune, or otherwise modify the Software and create derivative works
from it; and to permit persons to whom the Software is furnished to do so, in
each case subject to the following conditions:

1. The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software. Licensee's use of the
Software must comply with applicable laws and regulations.

2. "Model as a Service" means giving a third party access to language model
inference or fine-tuning (e.g., via API) in a manner that allows such third
party to exercise meaningful control over the inputs, parameters, or training
data. This does not include (a) end-user products with model capabilities solely
embedded within specific features or harnesses, or (b) mere relaying of requests
to models hosted by others.

If the Licensee or any of its affiliates operates a Model as a Service business,
and the aggregate revenue of the Licensee and its affiliates exceeds 20 million
US dollars (or the equivalent in other currencies) in total over any consecutive
12 months, the Licensee must enter into a separate agreement with Moonshot AI
before using the Software or its derivative works for any commercial purpose. 

3. If the Software (or any derivative works thereof) is used for any of the
Licensee's commercial products or services that have more than 100 million
monthly active users, or more than 20 million US dollars (or equivalent in other
currencies) in monthly revenue, "Kimi K3" must be prominently displayed on the
user interface of such product or service.

4. The requirements set forth in Sections 2 and 3 do not apply to: (a) internal
use of the Software, defined as any use that does not make the Software, its
outputs, or its underlying capabilities available to third parties; or (b) any
use of the Software accessed through Moonshot AI's official products or
certified inference partners.

5. THE SOFTWARE AND ANY OUTPUT AND RESULTS THEREFROM ARE PROVIDED ON AN “AS IS”
BASIS, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
AND NONINFRINGEMENT. IN NO EVENT SHALL MOONSHOT AI OR ITS AFFILIATES OR
COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

For any questions regarding this license, please contact <license@moonshot.ai>.