diff --git a/changelog.md b/changelog.md
index 237379d..117a96f 100644
--- a/changelog.md
+++ b/changelog.md
@@ -26,3 +26,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Constraint validators: `LengthValidator`, `ReadabilityValidator`, `ContainsValidator`, `ExcludesValidator`
 - Composite validators: `AllOf` (all checks must pass), `AnyOf` (any check must pass)
 - Factory functions for clean validator API (`bleu()`, `rouge()`, `lexical()`, `length()`, `readability()`, `contains()`, `excludes()`, `all_of()`, `any_of()`)
+- Semantic similarity module with embedding-based text comparison (requires `veritext[semantic]` extra)
+- `SemanticSimilarity` metric using sentence-transformers for semantic relatedness
+- `SemanticValidator` for threshold-based semantic similarity validation
+- `semantic()` factory function for creating semantic validators
+- Embedding caching for performance optimisation in repeated comparisons