fix(model-capabilities): disable thinking for minimax and non-thinking kimi

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

src/shared/model-capability-heuristics.ts

@@ -44,10 +44,18 @@ export const HEURISTIC_MODEL_FAMILY_REGISTRY: ReadonlyArray<HeuristicModelFamily
     includes: ["gemini"],
     variants: ["low", "medium", "high"],
   },
+  {
+    family: "kimi-thinking",
+    includes: ["kimi-thinking", "k2-thinking", "k2-think"],
+    pattern: /(?:kimi|k2).*-(?:thinking|think)/,
+    variants: ["low", "medium", "high"],
+    supportsThinking: true,
+  },
   {
     family: "kimi",
     includes: ["kimi", "k2"],
     variants: ["low", "medium", "high"],
+    supportsThinking: false,
   },
   {
     family: "glm",
@@ -58,6 +66,7 @@ export const HEURISTIC_MODEL_FAMILY_REGISTRY: ReadonlyArray<HeuristicModelFamily
     family: "minimax",
     includes: ["minimax"],
     variants: ["low", "medium", "high"],
+    supportsThinking: false,
   },
   {
     family: "deepseek",