You have a file you would never paste into a chatbot. We all do: a contract, a board deck, a client record. AI could obviously help, but you also know you can’t send it to a model provider, so the work stays manual, or it doesn’t happen at all.
You can use Kimi K3 on Moonshot AI’s website today, much as you can use ChatGPT or Claude. On July 27, the Chinese company says it will take a second step: publish the model files that let other companies run and adapt K3 on their own systems.
The two ways agents fail you. Understanding theater, where a good conversation convinces you the work was understood, and completion theater, where a finished run feels far more done than it is.
Claude Opus 4.8 is excellent. The harder question is where it should replace your current workflow, where it should be a specialist, and where turning the reasoning dial up can make the work worse.
