Browser tab: 16, Title: "API默认开启思考模式 - DeepSeek", URL: "https://chat.deepseek.com/a/chat/s/785e6f58-7c40-4469-8945-0c9a55e26498".
0 AXWebArea API默认开启思考模式 - DeepSeek, URL: chat.deepseek.com/a/chat/s/785e6f58-7c40-4469-8945-0c9a55e26498
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				9 text API默认开启思考模式
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					12 text According to DeepSeek's current official API Thinking Mode guide, is thinking mode enabled by default for API requests, and what parameter disables it in OpenAI-format requests? Give the source link and distinguish API behavior from what the DeepThink button in the consumer chat app proves. If the guide is inaccessible, say so.
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						25 text Found 16 web pages
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						27 text According to the current official DeepSeek API documentation,  thinking mode is enabled by default for API requests . In OpenAI-format requests, you disable it by setting the  thinking  parameter to  {"type": "disabled"} .
					28 heading 🔌 API Behavior: Enabled by Default, Value: 3
						29 text 🔌 API Behavior: Enabled by Default
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						31 text The official "Thinking Mode" guide explicitly notes that the thinking toggle  defaults to 
						32 text enabled
						33 link Description: - 1, Value: api-docs.deepseek.com/zh-cn/guides/thinking_mode/?gspk=aXZvanVuaW9yOTk2&gsxid=5FWNESJhu4DWAy&ps_partner_key=aXZvanVuaW9yOTk2&ps_xid=5FWNESJhu4DWAy&pscd=get.youai.ai#1
						34 link Description: - 6, Value: api-docs.deepseek.com/guides/thinking_mode/?utm_campaign=richlyai-tools-live-preview&utm_id=https%3A%2F%2Frichlyai.com%2Fai-tools&utm_medium=referral&utm_source=richlyai-tools#1
						35 text . This means if you send a request to a supported model (like  deepseek-v4-pro ) without specifying the  thinking  parameter, the model will automatically generate reasoning content before its final answer.
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						37 text The pricing page corroborates this, listing "thinking (default)" as the standard mode for the current API models 
						38 link Description: - 7, Value: api-docs.deepseek.com/quick_start/pricing/
						39 text .
					40 heading 🛠️ How to Disable It (OpenAI Format), Value: 3
						41 text 🛠️ How to Disable It (OpenAI Format)
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						43 text To turn thinking mode off in an OpenAI-compatible request, you need to pass the  thinking  parameter inside  extra_body  (not as a top-level parameter). The structure is:
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						45 text json
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						50 text { "thinking" : { "type" : "disabled" } }
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						54 text The official documentation provides a Python example using the OpenAI SDK that shows exactly this syntax:  extra_body={"thinking": {"type": "disabled"}}
						55 link Description: - 1, Value: api-docs.deepseek.com/zh-cn/guides/thinking_mode/?gspk=aXZvanVuaW9yOTk2&gsxid=5FWNESJhu4DWAy&ps_partner_key=aXZvanVuaW9yOTk2&ps_xid=5FWNESJhu4DWAy&pscd=get.youai.ai#1
						56 link Description: - 6, Value: api-docs.deepseek.com/guides/thinking_mode/?utm_campaign=richlyai-tools-live-preview&utm_id=https%3A%2F%2Frichlyai.com%2Fai-tools&utm_medium=referral&utm_source=richlyai-tools#1
						57 text .
					58 heading ⚠️ Important Distinction: API vs. Consumer App, Value: 3
						59 text ⚠️ Important Distinction: API vs. Consumer App
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						61 text It is critical to distinguish  API behavior  from the  consumer chat app :
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							64 AXListMarker • 
							65 text API:
							66 text  The default is 
							67 text enabled
							68 text . The API is designed for developers who want the model's full reasoning capabilities by default, and they must explicitly opt out 
							69 link Description: - 1, Value: api-docs.deepseek.com/zh-cn/guides/thinking_mode/?gspk=aXZvanVuaW9yOTk2&gsxid=5FWNESJhu4DWAy&ps_partner_key=aXZvanVuaW9yOTk2&ps_xid=5FWNESJhu4DWAy&pscd=get.youai.ai#1
							70 link Description: - 7, Value: api-docs.deepseek.com/quick_start/pricing/
							71 text .
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							74 text Consumer Chat App:
							75 text  The behavior is different. The app has a "DeepThink" (深度思考) button that the user manually toggles. In the app, thinking mode is 
							76 text not
							77 text  on by default; the user chooses when to engage it 
							78 link Description: - 2, Value: api-docs.deepseek.com/news/news250821/
							79 link Description: - 4, Value: api-docs.deepseek.com/zh-cn/news/news250821/
							80 text .
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						82 text The existence of the "DeepThink" button in the chat interface does  not  prove that the API behaves the same way. The button is a UI control for manual user selection, whereas the API's default-on behavior is a programmatic default for developers.
					83 heading 🔗 Source Link, Value: 3
						84 text 🔗 Source Link
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						86 text The relevant official guide is: 
						87 link Description: https://api-docs.deepseek.com/zh-cn/guides/thinking_mode/, Value: api-docs.deepseek.com/zh-cn/guides/thinking_mode/
					88 text 16 web pages
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						98 text entry area (settable)
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						100 text DeepThink
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						102 text Search
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				20 text AI-generated, for reference only

The focused UI element is 98 text entry area (settable)