new: add minish models

fastembed/text/onnx_embedding.py

@@ -1,11 +1,11 @@
 from typing import Any, Iterable, Sequence, Type
 
-from fastembed.common.types import NumpyArray, OnnxProvider, Device
+from fastembed.common.model_description import DenseModelDescription, ModelSource
 from fastembed.common.onnx_model import OnnxOutputContext
+from fastembed.common.types import Device, NumpyArray, OnnxProvider
 from fastembed.common.utils import define_cache_dir, normalize
 from fastembed.text.onnx_text_model import OnnxTextModel, TextEmbeddingWorker
 from fastembed.text.text_embedding_base import TextEmbeddingBase
-from fastembed.common.model_description import DenseModelDescription, ModelSource
 
 supported_onnx_models: list[DenseModelDescription] = [
     DenseModelDescription(
@@ -180,6 +180,42 @@
         sources=ModelSource(hf="jinaai/jina-clip-v1"),
         model_file="onnx/text_model.onnx",
     ),
+    DenseModelDescription(
+        model="minishlab/potion-base-8M",
+        dim=256,
+        description=(
+            "Text embeddings, Unimodal (text), English, 512 input tokens truncation, "
+            "Prefixes for queries/documents: not necessary, 2024 year."
+        ),
+        license="mit",
+        size_in_GB=0.030,
+        sources=ModelSource(hf="minishlab/potion-base-8m-onnx"),
+        model_file="model.onnx",
+    ),
+    DenseModelDescription(
+        model="minishlab/potion-retrieval-32M",
+        dim=512,
+        description=(
+            "Text embeddings, Unimodal (text), English, 512 input tokens truncation, "
+            "Prefixes for queries/documents: not necessary, 2025 year."
+        ),
+        license="mit",
+        size_in_GB=0.129,
+        sources=ModelSource(hf="minishlab/potion-retrieval-32m-onnx"),
+        model_file="model.onnx",
+    ),
+    DenseModelDescription(
+        model="minishlab/potion-multilingual-128M",
+        dim=256,
+        description=(
+            "Text embeddings, Unimodal (text), Multilingual, 512 input tokens truncation, "
+            "Prefixes for queries/documents: not necessary, 2025 year."
+        ),
+        license="mit",
+        size_in_GB=0.512,
+        sources=ModelSource(hf="minishlab/potion-multilingual-128m-onnx"),
+        model_file="model.onnx",
+    ),
 ]
 
 

tests/test_text_onnx_embeddings.py

@@ -82,6 +82,15 @@
     "google/siglip2-base-patch16-224": np.array(
         [-0.01181389, 0.00737596, 0.01118064, 0.0103095, 0.3451049]
     ),
+    "minishlab/potion-base-8M": np.array(
+        [-0.03432461, -0.08020256, -0.14396408, 0.08480079, 0.01958815]
+    ),
+    "minishlab/potion-retrieval-32M": np.array(
+        [0.019733, -0.01530093, -0.08678473, 0.0229059, 0.04700558]
+    ),
+    "minishlab/potion-multilingual-128M": np.array(
+        [0.02366836, 0.02973341, 0.05140258, -0.00745248, -0.06740689]
+    ),
 }
 
 QWEN3_INSTRUCT_PREFIX = (