diff --git a/packages/opencode/src/provider/transform.ts b/packages/opencode/src/provider/transform.ts
index 1b6b0918b1..4ed43ce994 100644
--- a/packages/opencode/src/provider/transform.ts
+++ b/packages/opencode/src/provider/transform.ts
@@ -635,6 +635,9 @@ export function variants(model: Provider.Model): Record<string, Record<string, a
               reasoningConfig: {
                 type: "adaptive",
                 maxReasoningEffort: effort,
+                ...(model.api.id.includes("opus-4-7") || model.api.id.includes("opus-4.7")
+                  ? { display: "summarized" }
+                  : {}),
               },
             },
           ]),