Port the remaining open weights we decided to name

app/MindWork AI Studio/Models/MiniMax/MiniMaxFamily.cs

@@ -0,0 +1,31 @@
+using static AIStudio.Provider.Capability;
+
+namespace AIStudio.Models.MiniMax;
+
+/// <summary>
+/// MiniMax, whose M line thinks while it works.
+/// </summary>
+/// <remarks>
+/// What MiniMax calls interleaved thinking is reasoning between the tool calls: it is part of the
+/// answer rather than something the request switches on, so the M models always think. The older
+/// Text-01 answers directly.
+/// </remarks>
+public sealed class MiniMaxFamily : ModelFamily
+{
+    /// <inheritdoc />
+    public override ModelVendor Vendor => ModelVendor.MINIMAX;
+
+    /// <inheritdoc />
+    public override ModelSource Source => new("https://huggingface.co/MiniMaxAI", new DateOnly(2026, 9, 11), "Ported unchanged from the MiniMax block of ProviderExtensions.OpenSource.cs.");
+
+    /// <inheritdoc />
+    protected override void Declare(ModelFamilyBuilder builder)
+    {
+        builder.Rule("minimax").AsSubstring()
+            .Capabilities(TEXT_INPUT | TEXT_OUTPUT | FUNCTION_CALLING)
+            .Apis(CHAT_COMPLETION_API);
+
+        builder.Rule("minimax-m").AsSubstring().Inherits()
+            .Reasoning(ReasoningSupport.ALWAYS);
+    }
+}