DeepSeek debuts DeepSeek Harness under the MIT license in developer preview, touting a design where "everything is a plugin" that can be swapped out as a plugin (Carl Franzen/VentureBeat)

DeepSeek has launched DeepSeek Harness in developer preview under the MIT license. This new offering emphasizes a design where "everything is a plugin" that can be easily swapped out. DeepSeek is expanding its focus beyond just the model layer, aiming to provide software tools that developers can use to deploy AI agents effectively.