diff --git a/datamint/api/endpoints/annotations_api.py b/datamint/api/endpoints/annotations_api.py
index 7d652138..669ac7ba 100644
--- a/datamint/api/endpoints/annotations_api.py
+++ b/datamint/api/endpoints/annotations_api.py
@@ -30,6 +30,7 @@
     CoordinateSystem,
     ImageClassification,
     LineAnnotation,
+    NumericAnnotation,
     annotation_from_dict,
 )
 from datamint.exceptions import ItemNotFoundError, ServerError
@@ -1151,6 +1152,46 @@ def create_image_classification(self,
             raise TypeError('Expected a single annotation id for image classification creation.')
         return created
 
+    def create_numeric_annotation(self,
+                                  resource: str | Resource,
+                                  identifier: str,
+                                  value: int | float,
+                                  units: str | None = None,
+                                  imported_from: str | None = None,
+                                  model_id: str | None = None,
+                                  source: str | None = 'imported',
+                                  ) -> str:
+        """
+        Create a numeric value annotation (e.g. a measurement or count).
+
+        Args:
+            resource: The resource unique id or Resource instance.
+            identifier: The annotation identifier/label.
+            value: The numeric value. ``int`` maps to :attr:`AnnotationType.INTEGER`,
+                ``float`` maps to :attr:`AnnotationType.FLOAT`.
+            units: Optional unit label for the value (e.g. 'years', 'mm').
+            imported_from: The imported from source value.
+            model_id: The model unique id.
+            source: Annotation source tag. Defaults to 'imported' since this is a direct API
+                entry point; :meth:`upload_predictions` overrides it with 'model_pipeline'/'model_deploy'.
+
+        Returns:
+            The id of the created annotation.
+        """
+        annotation = NumericAnnotation(
+            name=identifier,
+            value=value,
+            units=units,
+            imported_from=imported_from,
+            model_id=model_id,
+            source=source,
+        )
+
+        created = self.create(resource, annotation)
+        if not isinstance(created, str):
+            raise TypeError('Expected a single annotation id for numeric annotation creation.')
+        return created
+
     def upload_predictions(
         self,
         resource: str | Resource,
diff --git a/datamint/entities/annotations/__init__.py b/datamint/entities/annotations/__init__.py
index 2bc23c05..fcb3c3a2 100644
--- a/datamint/entities/annotations/__init__.py
+++ b/datamint/entities/annotations/__init__.py
@@ -4,6 +4,7 @@
 from .box_annotation import BoxAnnotation
 from .geometry import BoxGeometry, CoordinateSystem, Geometry, LineGeometry
 from .line_annotation import LineAnnotation
+from .numeric_annotation import NumericAnnotation
 from .volume_segmentation import VolumeSegmentation
 from .types import AnnotationType
 
@@ -15,6 +16,10 @@ def annotation_from_dict(data: dict) -> Annotation:
 
     * ``'segmentation'`` with a ``class_map`` → :class:`VolumeSegmentation`
     * ``'segmentation'`` without ``class_map`` → :class:`ImageSegmentation`
+    * ``'category'`` → :class:`ImageClassification`
+    * ``'integer'``/``'float'`` → :class:`NumericAnnotation`
+    * ``'line'`` → :class:`LineAnnotation`
+    * ``'square'`` → :class:`BoxAnnotation`
     * anything else → :class:`Annotation`
 
     ``segmentation_data`` dicts are automatically deserialised by the
@@ -40,6 +45,9 @@ def annotation_from_dict(data: dict) -> Annotation:
     if annotation_type in (AnnotationType.CATEGORY, AnnotationType.CATEGORY.value):
         return ImageClassification(**normalized_data)
 
+    if annotation_type in (AnnotationType.INTEGER, AnnotationType.FLOAT):
+        return NumericAnnotation(**normalized_data)
+
     if annotation_type in (AnnotationType.LINE, AnnotationType.LINE.value):
         return LineAnnotation(**normalized_data)
 
@@ -59,6 +67,7 @@ def annotation_from_dict(data: dict) -> Annotation:
     "Geometry",
     "LineAnnotation",
     "LineGeometry",
+    "NumericAnnotation",
     "VolumeSegmentation",
     "AnnotationType",
     "annotation_from_dict",
diff --git a/datamint/entities/annotations/annotation.py b/datamint/entities/annotations/annotation.py
index fa34fc14..0d46ded6 100644
--- a/datamint/entities/annotations/annotation.py
+++ b/datamint/entities/annotations/annotation.py
@@ -47,6 +47,11 @@ def _normalize_annotation_data(data: dict[str, Any]) -> dict[str, Any]:
     if 'scope' not in converted_data:
         converted_data['scope'] = 'image' if converted_data.get('frame_index') is None else 'frame'
 
+    if converted_data.get('annotation_type') in (AnnotationType.INTEGER, AnnotationType.FLOAT):
+        raw_value = converted_data.pop('text_value', None)
+        if raw_value is not None and converted_data.get('numeric_value') is None:
+            converted_data['numeric_value'] = raw_value
+
     return converted_data
 
 
@@ -290,7 +295,7 @@ def _to_create_dto(self):
             identifier=self.identifier,
             scope=self.scope,
             annotation_worklist_id=self.annotation_worklist_id,
-            value=self.text_value,
+            value=self.text_value if self.text_value is not None else self.numeric_value,
             imported_from=self.imported_from,
             import_author=self.import_author,
             frame_index=self.frame_index,
diff --git a/datamint/entities/annotations/numeric_annotation.py b/datamint/entities/annotations/numeric_annotation.py
new file mode 100644
index 00000000..e093bfff
--- /dev/null
+++ b/datamint/entities/annotations/numeric_annotation.py
@@ -0,0 +1,30 @@
+from __future__ import annotations
+
+from typing import Any
+
+from .annotation import Annotation
+from .types import AnnotationType
+
+
+class NumericAnnotation(Annotation):
+    def __init__(
+        self,
+        name: str | None = None,
+        value: int | float | None = None,
+        units: str | None = None,
+        confiability: float = 1.0,
+        **kwargs: Any,
+    ) -> None:
+        if name is not None:
+            kwargs.setdefault('identifier', name)
+        if value is not None:
+            kwargs.setdefault('numeric_value', value)
+            is_int = isinstance(value, int) and not isinstance(value, bool)
+            kwargs.setdefault('annotation_type', AnnotationType.INTEGER if is_int else AnnotationType.FLOAT)
+
+        if units is not None:
+            kwargs.setdefault('units', units)
+
+        kwargs.setdefault('confiability', confiability)
+        kwargs.setdefault('scope', 'image')
+        super().__init__(**kwargs)
diff --git a/datamint/entities/annotations/types.py b/datamint/entities/annotations/types.py
index 9bd17679..5e7f8c86 100644
--- a/datamint/entities/annotations/types.py
+++ b/datamint/entities/annotations/types.py
@@ -17,4 +17,6 @@ class AnnotationType(StrEnum):
     SQUARE = 'square'
     CIRCLE = 'circle'
     CATEGORY = 'category'
-    LABEL = 'label'
\ No newline at end of file
+    LABEL = 'label'
+    INTEGER = 'integer'
+    FLOAT = 'float'
\ No newline at end of file