361 lines
6.8 KiB
Markdown
361 lines
6.8 KiB
Markdown
# Agent API Endpoints
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本文档列出所有 Agent 相关的 API 端点。
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Base URL: `/api/v1/agent`
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---
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## 端点清单
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| 方法 | 路径 | 描述 |
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|------|------|------|
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| POST | `/runs` | 发起 Agent 运行 |
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| GET | `/runs/{thread_id}/events` | SSE 事件流 |
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| GET | `/history` | 获取对话历史快照 |
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| POST | `/attachments` | 上传附件 |
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| GET | `/attachments/signed-url` | 生成附件签名 URL |
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| POST | `/transcribe` | 语音转文字 (ASR) |
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---
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## 1. POST /runs
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发起一个 Agent 运行任务。
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### Request
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Request Body: `RunAgentInput`
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详细数据结构见 [run-agent-input.md](./run-agent-input.md)
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### Response
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```typescript
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{
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taskId: string, // 任务 ID
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threadId: string, // 会话 ID
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runId: string, // 运行 ID
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created: string // ISO-8601 时间戳
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}
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```
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### Example
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```bash
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curl -X POST https://api.example.com/api/v1/agent/runs \
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-H "Content-Type: application/json" \
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-d '{
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"threadId": "550e8400-e29b-41d4-a716-446655440000",
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"runId": "run-001",
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"state": {},
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"messages": [
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{
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"id": "msg-001",
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"role": "user",
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"content": "帮我查一下北京今天的天气"
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}
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],
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"tools": [],
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"context": [],
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"forwardedProps": {}
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}'
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```
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### Response Example
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```json
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{
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"taskId": "task-abc123",
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"threadId": "550e8400-e29b-41d4-a716-446655440000",
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"runId": "run-001",
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"created": "2026-03-16T10:00:00Z"
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}
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```
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---
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## 2. GET /runs/{thread_id}/events
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获取 SSE 事件流,用于实时接收 Agent 运行过程中的事件。
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### Path Parameters
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| 参数 | 类型 | 描述 |
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|------|------|------|
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| thread_id | string | 会话 ID |
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### Query Parameters
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| 参数 | 类型 | 默认值 | 描述 |
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|------|------|--------|------|
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| Last-Event-ID | string | - | 可选,用于断点续传的事件 ID |
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| idle_limit | integer | 300 | 最大空闲轮询次数 (1-3600) |
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### Headers
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| 参数 | 描述 |
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|------|------|
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| Last-Event-ID | 可选的事件 ID,用于从指定位置恢复 |
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### Response
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SSE (Server-Sent Events) 流,Content-Type: `text/event-stream`
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事件类型详情见 [sse-events.md](./sse-events.md)
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### Example
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```javascript
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const eventSource = new EventSource(
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'https://api.example.com/api/v1/agent/runs/550e8400-e29b-41d4-a716-446655440000/events'
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);
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eventSource.addEventListener('run.started', (e) => {
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const data = JSON.parse(e.data);
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console.log('Started:', data);
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});
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eventSource.addEventListener('text.delta', (e) => {
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const data = JSON.parse(e.data);
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console.log('Delta:', data.data.delta);
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});
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eventSource.addEventListener('run.finished', (e) => {
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const data = JSON.parse(e.data);
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console.log('Finished:', data);
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});
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```
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---
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## 3. GET /history
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获取对话历史快照。
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### Query Parameters
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| 参数 | 类型 | 必填 | 描述 |
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|------|------|------|------|
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| threadId | string | 否 | 会话 ID,不指定则返回最新会话 |
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| before | date | 否 | 日期格式 `YYYY-MM-DD`,返回该日期之前的快照 |
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### Response
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```typescript
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{
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scope: "history_day",
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threadId: string | null,
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day: string | null, // ISO date format "YYYY-MM-DD"
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hasMore: boolean,
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messages: HistoryMessage[]
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}
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```
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详细数据结构见 [run-agent-input.md](./run-agent-input.md)
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### Example
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```bash
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curl "https://api.example.com/api/v1/agent/history?threadId=550e8400-e29b-41d4-a716-446655440000&before=2026-03-15"
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```
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### Response Example
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```json
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{
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"scope": "history_day",
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"threadId": "550e8400-e29b-41d4-a716-446655440000",
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"day": "2026-03-15",
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"hasMore": false,
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"messages": [
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{
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"id": "msg-001",
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"seq": 1,
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"role": "user",
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"content": "帮我创建一个日程",
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"url": null,
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"timestamp": "2026-03-15T10:00:00Z"
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},
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{
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"id": "msg-002",
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"seq": 2,
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"role": "assistant",
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"content": "好的,我来帮您创建日程。",
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"uiSchema": {
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"version": "2.0",
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"locale": "zh-CN",
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"status": "success",
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"theme": "default",
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"root": {
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"type": "stack",
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"appearance": "card",
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"children": [
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{"type": "text", "content": "日程已创建", "role": "title"},
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{"type": "badge", "label": "SUCCESS", "status": "success"}
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]
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}
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},
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"timestamp": "2026-03-15T10:00:05Z"
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}
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]
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}
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```
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---
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## 4. POST /attachments
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上传附件到存储。
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### Form Data
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| 参数 | 类型 | 描述 |
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|------|------|------|
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| threadId | string | 会话 ID |
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| file | file | 要上传的文件 |
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### Response
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```typescript
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{
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attachment: {
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bucket: string,
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path: string,
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mimeType: string,
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size: number,
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url: string // 临时访问 URL
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}
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}
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```
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### Example
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```bash
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curl -X POST https://api.example.com/api/v1/agent/attachments \
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-F "threadId=550e8400-e29b-41d4-a716-446655440000" \
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-F "file=@/path/to/image.png"
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```
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### Limits
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- 最大文件大小: 5MB
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- 支持的文件类型: 见后端配置
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---
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## 5. GET /attachments/signed-url
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生成附件的签名 URL,用于直接访问存储中的文件。
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### Query Parameters
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| 参数 | 类型 | 必填 | 描述 |
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|------|------|------|------|
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| bucket | string | 是 | 存储桶名称 |
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| path | string | 是 | 文件路径 |
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### Response
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```typescript
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{
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bucket: string,
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path: string,
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url: string // 签名 URL
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}
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```
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### Example
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```bash
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curl "https://api.example.com/api/v1/agent/attachments/signed-url?bucket=agent-inputs&path=user-123/image.png"
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```
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### Response Example
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```json
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{
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"bucket": "agent-inputs",
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"path": "user-123/image.png",
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"url": "https://storage.example.com/agent-inputs/user-123/image.png?signature=abc123..."
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}
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```
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---
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## 6. POST /transcribe
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语音转文字 (ASR)。
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### Request
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Form Data:
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| 参数 | 类型 | 描述 |
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|------|------|------|
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| audio | file | 音频文件 (WAV 格式) |
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### Headers
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| 参数 | 描述 |
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|------|------|
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| content-length | 文件大小 |
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### Response
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```typescript
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{
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transcript: string, // 转录文本
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language: string, // 检测到的语言
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duration: number // 音频时长 (秒)
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}
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```
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### Example
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```bash
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curl -X POST https://api.example.com/api/v1/agent/transcribe \
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-F "audio=@/path/to/audio.wav"
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```
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### Response Example
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```json
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{
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"transcript": "今天天气真不错",
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"language": "zh-CN",
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"duration": 3.5
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}
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```
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### Limits
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- 支持格式: `audio/wav`, `audio/x-wav`, `audio/wave`
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- 最大文件大小: 10MB
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- 速率限制: 20 次/分钟/用户
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---
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## 错误响应
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所有端点可能返回以下错误:
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| 状态码 | 描述 |
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| 400 | 请求参数错误 |
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| 401 | 未认证 |
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| 403 | 无权限 |
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| 404 | 资源不存在 |
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| 413 | 请求体过大 |
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| 422 | 数据验证失败 |
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| 429 | 速率限制 |
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| 500 | 服务器内部错误 |
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### Error Response Format
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```json
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{
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"detail": "错误详情信息"
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}
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```
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