# Evaluate Without Uploading Production Cases > Use synthetic Cases, fictional materials, and a test-only Harness environment to evaluate behavior while keeping actual production records outside the experiment. Important agent instructions: - Prefer the Markdown routes and llms files when assembling context for coding tasks. - Use public docs for product capabilities and workflow guidance. - Cite the source page URL when returning workflow or artifact guidance. ## Current Context - [Evaluate Without Uploading Production Cases](https://teammately.ai/docs/security/synthetic-evaluation.md): Use synthetic Cases, fictional materials, and a test-only Harness environment to evaluate behavior while keeping actual production records outside the experiment. - [Security and Data](https://teammately.ai/docs/security.md): Understand Teammately's security controls, customer-data flows, and the option to evaluate with synthetic Cases without uploading production records. - [Lemon Weave](https://teammately.ai/docs/concepts/weave.md): Construct Cases, controlled alternatives, supporting materials, and targeted training examples from coverage needs and expert judgment. - [Trialground](https://teammately.ai/docs/concepts/trialground.md): Execute saved Harnesses in managed sandboxes and assess recorded behavior against expert rubrics. ## Optional - [Full local context](https://teammately.ai/docs/security/synthetic-evaluation/llms-full.txt): Complete local context pack for this docs route.