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MCP server for translating Markdown to Chinese via DeepSeek

Project description

deepseek-translate MCP Server

将 Markdown 文本翻译为中文的 MCP server,基于 DeepSeek API。

安装

uv sync

运行

uv run deepseek-translate-server
# 或安装后
uvx deepseek-translate-server

环境变量

  • DEEPSEEK_API_KEY:必需,DeepSeek API key。

uvx 启动时不会自动加载 pdf2md 目录下的 .env。需要在 MCP host 配置里通过 env 传入,或在启动 server 的 shell 环境中 export。

工具

translate_md

翻译单段 Markdown 文本或单个文件。

参数:

  • text: Markdown 文本(与 file_path 二选一)
  • file_path: 本地 Markdown 文件路径(与 text 二选一)
  • model: DeepSeek 模型,默认 deepseek-v4-flash
  • temperature: 采样温度,默认 0.3
  • thinking: 是否开启 reasoning,默认 False
  • max_chunk_chars: 大文本自动分块阈值,默认 8000
  • concurrency: 分块翻译最大并发数,默认 100

超过阈值的大文本会自动分块翻译,优先按 PaddleOCR full.md 中的页面分隔符切分,避免单次请求超时。

返回:翻译后的 Markdown 文本。

translate_md_dir

并发翻译目录下所有 Markdown 文件。短目录可直接使用;大批量目录建议用 translate_md_dir_start,避免 MCP Host 前台调用超时。

参数:

  • dir_path: 目录路径
  • pattern: 文件匹配模式,默认 *.md
  • model: DeepSeek 模型,默认 deepseek-v4-flash
  • temperature: 采样温度,默认 0.3
  • thinking: 是否开启 reasoning,默认 False
  • concurrency: 最大并发数,默认 100
  • max_chunk_chars: 单个文件内大文本自动分块阈值,默认 8000

行为:

  • 优先翻译 dir_path/pages/ 下的文件;若不存在则翻译 dir_path 根目录文件
  • 对每个匹配文件生成 {stem}_trans.md,放在与源文件相同目录
  • 按文件名排序合并为 dir_path/full_trans.md
  • 返回合并后的文件路径

translate_md_dir_start

启动后台目录翻译任务,立即返回任务状态,适合大文件或多文件翻译。参数与 translate_md_dir 相同。

返回字段包括:

  • job_id: 后续查询任务状态使用的 ID
  • status: queued / running / succeeded / failed
  • total: 需要翻译的源文件数
  • completed: 已完成文件数
  • completed_files: 已完成文件名
  • merged_path: 成功后生成的合并译文路径
  • error: 失败原因

translate_job_status

查询 translate_md_dir_start 启动的后台任务。

参数:

  • job_id: 后台翻译任务 ID

接入 MCP Host

{
  "mcpServers": {
    "deepseek-translate": {
      "command": "uvx",
      "args": ["deepseek-translate-server"],
      "env": {
        "DEEPSEEK_API_KEY": "your-api-key"
      }
    }
  }
}

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