fix(opencode): gate reasoning summaries by provider (#30973)

packages/opencode/src/provider/transform.ts

@@ -1110,7 +1110,14 @@ export function options(input: {
   if (input.model.api.id.includes("gpt-5") && !input.model.api.id.includes("gpt-5-chat")) {
     if (!input.model.api.id.includes("gpt-5-pro")) {
       result["reasoningEffort"] = "medium"
-      result["reasoningSummary"] = "auto"
+      if (
+        input.model.api.npm === "@ai-sdk/openai" ||
+        input.model.api.npm === "@ai-sdk/azure" ||
+        input.model.api.npm === "@ai-sdk/github-copilot" ||
+        input.model.api.npm === "@ai-sdk/amazon-bedrock/mantle"
+      ) {
+        result["reasoningSummary"] = "auto"
+      }
       if (input.model.api.npm === "@ai-sdk/openai" || input.model.api.npm === "@ai-sdk/amazon-bedrock/mantle") {
         result["include"] = INCLUDE_ENCRYPTED_REASONING
       }

packages/opencode/src/session/llm/request.ts

@@ -89,6 +89,13 @@ export const prepare = Effect.fn("LLMRequestPrep.prepare")(function* (input: Pre
         providerOptions: input.provider.options,
       })
   const options = mergeOptions(mergeOptions(mergeOptions(base, input.model.options), input.agent.options), variant)
+  if (
+    input.model.api.npm === "@ai-sdk/azure" &&
+    (input.provider.options.useCompletionUrls || input.model.options.useCompletionUrls || options.useCompletionUrls)
+  ) {
+    delete options.reasoningSummary
+    delete options.include
+  }
   if (isOpenaiOauth) options.instructions = system.join("\n")
 
   const messages =