From db2b282a4ab1859bc41863a01dbbf761949b9d7d Mon Sep 17 00:00:00 2001
From: Anand Biju <169837340+Anandb71@users.noreply.github.com>
Date: Wed, 11 Nov 2026 09:18:02 +0530
Subject: [PATCH] fix: move the openai fallback default to gpt 5.6 terra

OpenAI removes the previous runtime default on December 11, 2026.
Use the documented replacement and preserve the surrounding request contract.

https://developers.openai.com/api/docs/deprecations
Signed-off-by: Anand Biju <169837340+Anandb71@users.noreply.github.com>
---
 pkg/aiusechat/uctypes/uctypes.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkg/aiusechat/uctypes/uctypes.go b/pkg/aiusechat/uctypes/uctypes.go
index a222eb5c9c..cfdfb7f5cd 100644
--- a/pkg/aiusechat/uctypes/uctypes.go
+++ b/pkg/aiusechat/uctypes/uctypes.go
@@ -13,7 +13,7 @@ import (
 const DefaultAIEndpoint = "https://cfapi.waveterm.dev/api/waveai"
 const WaveAIEndpointEnvName = "WAVETERM_WAVEAI_ENDPOINT"
 const DefaultAnthropicModel = "claude-sonnet-4-5"
-const DefaultOpenAIModel = "gpt-5-mini"
+const DefaultOpenAIModel = "gpt-5.6-terra"
 const PremiumOpenAIModel = "gpt-5.1"
 
 const (