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Comment by prpl

9 hours ago

For one, I’ve been working on a generic sandbox environment

github.com/brianv0/formwork

You should be easily able to hide/lock down files, network, and MCP tools from an agent and it shouldn’t be up to the agent.

> files, network, and MCP tools

Locking that down to nothing is trivial for any harness: just don't expose those to the LLM.

The tricky part is allowing access to those.

  • sure it’s not tricky. But everybody does it different and OpenAI couldn’t even be bothered to do it right when benchmarking their models