diff --git a/static/js/providers.js b/static/js/providers.js
index 832bfc1..1563e77 100644
--- a/static/js/providers.js
+++ b/static/js/providers.js
@@ -32,8 +32,8 @@ const _PROVIDERS = [
[/meta|llama(?![.\-_ ]?cpp)/i,
''],
- // Mistral AI (official Simple Icons)
- [/mistral/i,
+ // Mistral AI (official Simple Icons). Match Mixtral and Ministral too.
+ [/mi[sx]tral|ministral/i,
''],
// Qwen (Tongyi Qianwen) — official geometric hexagonal logo
diff --git a/tests/test_providers_mixtral_logo_js.py b/tests/test_providers_mixtral_logo_js.py
new file mode 100644
index 0000000..6e60446
--- /dev/null
+++ b/tests/test_providers_mixtral_logo_js.py
@@ -0,0 +1,36 @@
+"""Pin the Mistral provider-logo pattern to cover Mixtral and Ministral.
+
+The pattern was /mistral/i, which does not match "mixtral" (note the x) or
+"ministral" -- Mistral AI's flagship MoE and edge families -- so those models
+rendered with no provider logo unless they carried a "mistralai/" prefix.
+"""
+import json
+import shutil
+import subprocess
+from pathlib import Path
+
+import pytest
+
+_REPO = Path(__file__).resolve().parent.parent
+_HELPER = _REPO / "static" / "js" / "providers.js"
+pytestmark = pytest.mark.skipif(not shutil.which("node"), reason="node not on PATH")
+
+
+def _has_logo(model):
+ js = (
+ f"import {{ providerLogo }} from '{_HELPER.as_posix()}';"
+ f"console.log(JSON.stringify(providerLogo({json.dumps(model)}) !== null));"
+ )
+ p = subprocess.run(["node", "--input-type=module"], input=js, capture_output=True, text=True, cwd=str(_REPO), timeout=30)
+ assert p.returncode == 0, p.stderr
+ return json.loads(p.stdout.strip())
+
+
+def test_mixtral_ministral_get_a_logo():
+ assert _has_logo("mixtral-8x7b") is True
+ assert _has_logo("ministral-8b") is True
+ assert _has_logo("mistral-large-latest") is True
+
+
+def test_unknown_vendor_has_no_logo():
+ assert _has_logo("totally-unknown-model-xyz") is False