Hosting provider / infrastructure
- Category
- Hosting
- Purpose
- Run the Service
- Shared data
- Network metadata (IP, user agent), service logs, stored data depending on deployment
- Notes
- Varies by deployment (self-hosted vs managed).
Third-party Sharing/SDK Directory / 第三方共享/SDK 目录
Effective date: 2026-04-01
This page provides a baseline list. The actual third-party services used may vary by deployment configuration.
English
PostgreSQL (database)
- Category
- Storage
- Purpose
- Store account and practice data
- Shared data
- Account/practice data stored by the operator
- Notes
- Deployed by the operator (self-hosted or managed DB).
Redis (cache/queue)
- Category
- Infrastructure
- Purpose
- Caching and background jobs
- Shared data
- Job metadata; may include transient task payloads
- Notes
- Deployed by the operator.
Email delivery provider (optional, e.g. Resend/SMTP)
- Category
- Purpose
- Send verification/reset emails
- Shared data
- Recipient email address and email content
- Notes
- Only used if configured.
OpenAI (optional)
- Category
- AI
- Purpose
- Text generation and transcription for learning features
- Shared data
- Text you submit and limited related context
- Notes
- Only used if enabled. Do not submit sensitive personal information.
VectorEngine (optional)
- Category
- AI
- Purpose
- TTS/T2I (OpenAI-compatible proxy) for certain generation workflows
- Shared data
- Text prompts (and limited context) required for generation
- Notes
- Only used if enabled/configured. Do not submit sensitive personal information.
Monitoring/alerting webhook (optional)
- Category
- Monitoring
- Purpose
- Deliver error/incident notifications to the operator
- Shared data
- Error metadata (timestamps, request IDs, error messages) and relevant non-secret context
- Notes
- Only used if enabled via webhook config.
| Provider | Category | Purpose | Shared data | Notes |
|---|---|---|---|---|
| Hosting provider / infrastructure | Hosting | Run the Service | Network metadata (IP, user agent), service logs, stored data depending on deployment | Varies by deployment (self-hosted vs managed). |
| PostgreSQL (database) | Storage | Store account and practice data | Account/practice data stored by the operator | Deployed by the operator (self-hosted or managed DB). |
| Redis (cache/queue) | Infrastructure | Caching and background jobs | Job metadata; may include transient task payloads | Deployed by the operator. |
| Email delivery provider (optional, e.g. Resend/SMTP) | Send verification/reset emails | Recipient email address and email content | Only used if configured. | |
| OpenAI (optional) | AI | Text generation and transcription for learning features | Text you submit and limited related context | Only used if enabled. Do not submit sensitive personal information. |
| VectorEngine (optional) | AI | TTS/T2I (OpenAI-compatible proxy) for certain generation workflows | Text prompts (and limited context) required for generation | Only used if enabled/configured. Do not submit sensitive personal information. |
| Monitoring/alerting webhook (optional) | Monitoring | Deliver error/incident notifications to the operator | Error metadata (timestamps, request IDs, error messages) and relevant non-secret context | Only used if enabled via webhook config. |
中文
托管/基础设施服务商
- 类别
- 托管
- 用途
- 运行服务
- 共享信息
- 网络与设备基础信息（IP、User-Agent）、服务日志、以及部署所需的存储数据
- 备注
- 取决于部署方式（自托管/托管服务）。
PostgreSQL（数据库）
- 类别
- 存储
- 用途
- 存储账号与练习数据
- 共享信息
- 由运营者存储的账号/练习数据
- 备注
- 由运营者部署（自建或托管数据库）。
Redis（缓存/队列）
- 类别
- 基础设施
- 用途
- 缓存与后台任务
- 共享信息
- 任务元数据；可能包含短期任务载荷
- 备注
- 由运营者部署。
邮件发送服务（可选，如 Resend/SMTP）
- 类别
- 邮件
- 用途
- 发送验证/重置密码邮件
- 共享信息
- 收件人邮箱与邮件内容
- 备注
- 仅在配置启用时使用。
OpenAI（可选）
- 类别
- AI
- 用途
- 用于学习相关功能的文本生成与转写
- 共享信息
- 你提交的文本与少量必要上下文
- 备注
- 仅在启用时使用；请勿提交敏感个人信息。
VectorEngine（可选）
- 类别
- AI
- 用途
- 用于部分生成流程的 TTS/T2I（OpenAI 兼容代理）
- 共享信息
- 用于生成所需的文本提示（及少量必要上下文）
- 备注
- 仅在启用/配置时使用；请勿提交敏感个人信息。
监控/告警 Webhook（可选）
- 类别
- 监控
- 用途
- 向运营者推送异常/告警通知
- 共享信息
- 错误元数据（时间戳、请求标识、错误信息）与必要的非敏感上下文
- 备注
- 仅在配置启用时使用。
| 服务方 | 类别 | 用途 | 共享信息 | 备注 |
|---|---|---|---|---|
| 托管/基础设施服务商 | 托管 | 运行服务 | 网络与设备基础信息（IP、User-Agent）、服务日志、以及部署所需的存储数据 | 取决于部署方式（自托管/托管服务）。 |
| PostgreSQL（数据库） | 存储 | 存储账号与练习数据 | 由运营者存储的账号/练习数据 | 由运营者部署（自建或托管数据库）。 |
| Redis（缓存/队列） | 基础设施 | 缓存与后台任务 | 任务元数据；可能包含短期任务载荷 | 由运营者部署。 |
| 邮件发送服务（可选，如 Resend/SMTP） | 邮件 | 发送验证/重置密码邮件 | 收件人邮箱与邮件内容 | 仅在配置启用时使用。 |
| OpenAI（可选） | AI | 用于学习相关功能的文本生成与转写 | 你提交的文本与少量必要上下文 | 仅在启用时使用；请勿提交敏感个人信息。 |
| VectorEngine（可选） | AI | 用于部分生成流程的 TTS/T2I（OpenAI 兼容代理） | 用于生成所需的文本提示（及少量必要上下文） | 仅在启用/配置时使用；请勿提交敏感个人信息。 |
| 监控/告警 Webhook（可选） | 监控 | 向运营者推送异常/告警通知 | 错误元数据（时间戳、请求标识、错误信息）与必要的非敏感上下文 | 仅在配置启用时使用。 |
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