No, there's no requirement to use agents, and others are already building tools for manually working with Construct with a purpose-built editor.

Tools like Hyperframes have already demonstrated the value in catering to agentic-first dev while offering manual inspection and editing interfaces.

Agents aren't equally good at all languages/tools, and just having a lot of training data on one ecosystem isn't enough to optimize the experience. If you read the announcement thread from the CEO there are several points made such as formal safeties against invalid states and build error messages that token-efficiently teach the agent correct usage.

> What does "agent native" mean?

https://github.com/expo/exact#1-agent-native defines it