# Page Not Found

The URL `tutorials/evaluation/evaluate-glchat-tutorial` does not exist.

You might be looking for one of these pages:
- [Custom Evaluator / Scorer Tutorial](https://gdplabs.gitbook.io/sdk/gen-ai-sdk/tutorials/evaluation/custom-evaluator-scorer-tutorial.md)
- [Evaluate Helper Function](https://gdplabs.gitbook.io/sdk/gen-ai-sdk/tutorials/evaluation/evaluate-helper-function.md)
- [Evaluation Fundamentals](https://gdplabs.gitbook.io/sdk/gen-ai-sdk/tutorials/evaluation/evaluation-fundamentals.md)
- [Evaluator / Scorer](https://gdplabs.gitbook.io/sdk/gen-ai-sdk/tutorials/evaluation/evaluator-scorer.md)
- [Evaluation Workflow](https://gdplabs.gitbook.io/sdk/gen-ai-sdk/tutorials/evaluation/evaluation-workflow.md)

## How to find the correct page

1. **Browse the full index**: [/sitemap.md](https://gdplabs.gitbook.io/sdk/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://gdplabs.gitbook.io/sdk/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/sdk/gen-ai-sdk/tutorials/evaluation/custom-evaluator-scorer-tutorial.md`)
- Use `Accept: text/markdown` header for content negotiation