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[BUG] "Thinking" content is not displayed in the "lm studio provider" + "lmstudio" + "qwen3.6-35b-a3b" environment. #1075

Description

@marunguy

environment

  • windows 11 25H2 64bit
  • vscode 1.131.0
  • zoo code 3.72.0
  • lm studio 0.4.20(build 1) + qwen3.6-35b-a3b

Thinking content is not displayed in the lm studio provider + lmstudio + qwen3.6-35b-a3b environment.
But, Thinking content is displayed in the openai compatible provider + lmstudio + qwen3.6-35b-a3b environment.

lm studio provider + lmstudio + qwen3.6-35b-a3b

Image

openai compatible provider + lmstudio + qwen3.6-35b-a3b environment.

Image Image

provider setting

			"lmstudio/qwen3.6 35b a3b": {
				"modelTemperature": null,
				"enableReasoningEffort": false,
				"reasoningEffort": "medium",
				"lmStudioModelId": "qwen/qwen3.6-35b-a3b",
				"lmStudioBaseUrl": "http://127.0.0.1:1234",
				"lmStudioSpeculativeDecodingEnabled": false,
				"apiProvider": "lmstudio",
				"id": "....."
			},
			"lmstudio-openai/qwen-35b-a3b": {
				"modelTemperature": null,
				"enableReasoningEffort": true,
				"reasoningEffort": "medium",
				"openAiBaseUrl": "http://127.0.0.1:1234/v1",
				"openAiApiKey": "ff",
				"openAiModelId": "qwen/qwen3.6-35b-a3b",
				"openAiCustomModelInfo": {
					"maxTokens": -1,
					"contextWindow": 262144,
					"supportsImages": true,
					"supportsPromptCache": true,
					"inputPrice": 0,
					"outputPrice": 0,
					"reasoningEffort": "medium"
				},
				"openAiHeaders": {},
				"apiProvider": "openai",
				"id": "....."
			}

Activity

  1. added theissue type on Jul 31, 2026
  2. added a commit that references this issue on Aug 14, 2026
    a3a9330
  3. added a commit that references this issue on Aug 20, 2026
    252c69b
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