[Bug]: DeepSeek 的思考内容回传在工具调用时存在问题

[W-reverse]

Affected area

Conversations / streaming

Version or commit

v0.1.2

Environment

MacOS 26.5
Safari 浏览器
docker 部署

Reproduction steps

选择 DeepSeek v4-flash，我用的是 opencode zen free 版
请求参数配置为空
正常对话，选择一个 mcp 工具

Expected behavior

理应正常调用工具

Actual behavior

结果如图所示，显示思考内容回传报错

Logs, screenshots, or request samples

Configuration and deployment context

No response

Pre-submit checklist

• I searched existing issues and pull requests.
• I removed secrets, tokens, credentials, and personal data from this report.
• This is not a security vulnerability report.

[W-reverse]

opencode 渠道的 DeepSeek 在 pc 端 cherry studio 和安卓端 rikkahub 上都能正常工具调用，应该不是渠道的问题