add evaluations course and update models table

evaluations/README.md

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+# Evals course
+
+Welcome to Anthropic's comprehensive evaluations course. Across nince lessons, you will learn everything you need to know to implement evaluations successfully in your workflows with Claude. We recommend that you start from the beginning with the [Evaluations 101](./01_intro_to_evals.ipynb) lesson, as each lesson builds on key concepts taught in previous ones.
+
+## Table of contents
+1. [Evals 101](./01_intro_to_evals.ipynb)
+2. [Writing human-graded evals with Anthropic's Workbench](./02_workbench_evals.ipynb)
+3. [Writing simple code-graded evals](./03_code_graded.ipynb)
+4. [Writing a classification eval](./04_code_graded_classification.ipynb)
+5. [Prompt Foo for evals: an introduction](./05_prompt_foo_code_graded_animals/lesson.ipynb)
+6. [Writing classification evals with Prompt Foo](./06_prompt_foo_code_graded_classification/lesson.ipynb)
+7. [Custom graders with Prompt Foo](./07_prompt_foo_custom_graders/lesson.ipynb)
+8. [Model-graded evals with Prompt Foo](./08_prompt_foo_model_graded/lesson.ipynb)
+9. [Custom model-graded evals with Prompt Foo](./09_custom_model_graded_prompt_foo/lesson.ipynb)