X user_posts API
一次 REST 调用获取 X user_posts 数据——按 FetchPI 全平台共享的稳定 JSON 模式标准化输出。
- 1 个已发布端点
- GET /v1/x/users/{username}/posts
契约摘要（英文）: List recent posts of a user (capability x.user_posts)
- 标准化响应实体
- x/user_posts
- capability
- x.user_posts
每个响应还携带新鲜度（cache / default / live）与计费元数据。
使用场景
- 按顺序监测 {{platform}} 账号发布的内容，每条都带标准化指标。
- 定时任务重新查询该 feed 即可发现新动态，适合告警与摘要流程。
- 用口径一致的结构化输出，横向对比各账号的发布节奏与互动表现。
返回字段
X user posts response (normalized envelope)
Response envelope for GET /v1/x/users/{username}/posts. Cursor is opaque and platform-independent; when the upstream provider is switched the old cursors become invalid.
| 字段 | 类型 | 必填 | 说明 |
|---|---|---|---|
| data | post[] | 必填 | — |
| next_cursor | string | null | 必填 | Opaque pagination cursor; null when the list is exhausted. |
| meta.request_id | string | 必填 | — |
| meta.freshness.mode | cache | default | live | 必填 | — |
| meta.freshness.age_seconds | integer | null | 可选 | — |
| meta.freshness.source_layer | cache | db | upstream | 必填 | — |
| meta.freshness.stale | boolean | 可选 | — |
| meta.billing.cache_hit | boolean | 必填 | — |
| meta.billing.amount_credits | integer | 必填 | Credits actually charged for this request (the settlement unit; 1 credit = $0.0001, permanent). |
字段备注为契约英文原文。
响应元数据
| 字段 | 类型 | 必填 | 说明 |
|---|---|---|---|
| mode | cache | default | live | 必填 | Effective mode after merging param > max_age > source policy (D-004). |
| age_seconds | integer | null | 可选 | Age of served data; null when unknown. |
| source_layer | cache | db | upstream | 必填 | Which layer served the response (PRD §10). |
| stale | boolean | 可选 | True when stale data was served under stale_if_error / SWR (D-004). |
| billing.amount_credits | integer | 必填 | Micro-USD (1e-6 USD) actually charged for this request. |
| billing.cache_hit | boolean | 必填 | — |
字段备注为契约英文原文。
请求与响应示例
GET
/v1/x/users/{username}/postscurl -H "Authorization: Bearer $MESHDATA_API_KEY" \
"https://api.fetchpi.com/v1/x/users/newdev/posts"{
"data": [
{
"id": "1842951234567890123",
"platform": "x",
"type": "post",
"author": {
"id": "2244994945",
"username": "newdev",
"display_name": "New Dev",
"verified": false
},
"text": "One API for internet data.",
"lang": "en",
"created_at": "2026-09-17T12:34:56Z",
"metrics": {
"likes": 128,
"reposts": 12,
"replies": 4,
"quotes": 1,
"views": 5230
},
"in_reply_to": null,
"attachments": [],
"fetched_at": "2026-09-18T09:00:00Z"
},
{
"id": "1842909876543210987",
"platform": "x",
"type": "post",
"author": {
"id": "2244994945",
"username": "newdev",
"display_name": "New Dev",
"verified": false
},
"text": "Freshness modes explained.",
"lang": "en",
"created_at": "2026-09-16T08:00:00Z",
"metrics": {
"likes": 64,
"reposts": 3,
"replies": 1,
"quotes": 0,
"views": 1200
},
"in_reply_to": null,
"attachments": [
{
"type": "photo",
"url": "https://cdn.example.com/p/1.jpg",
"width": 1024,
"height": 512
}
],
"fetched_at": "2026-09-18T09:00:00Z"
}
],
"next_cursor": "eyJpZCI6IjE4MjkwMDAwMDAwMDAwMDAwIn0",
"meta": {
"request_id": "req_01HTXQ8Z9HTQ",
"freshness": {
"mode": "default",
"age_seconds": 0,
"source_layer": "upstream",
"stale": false
},
"billing": {
"amount_credits": 300,
"cache_hit": false
}
}
}免费试用
注册免费账号、获取 API Key，即可在浏览器版 Playground 中直接调用该端点。
在 Playground 中试用该端点的参数表、错误码与响应语义见 API 文档。
查看端点参考常见问题
可以按计划轮询 feed 吗？
可以——这就是普通的 REST 调用，任何调度器都能定期查询。用新鲜度参数控制每次返回的数据新旧与计费方式。
可以免费试用该端点吗？
可以——注册账号、拿到 API Key 后，即可在控制台的 Playground 中调用该端点。
user_posts 能力怎么计费？
Data API 按请求以积分计费，cache/live 新鲜度有不同倍率。当前各能力的价格以价格页为准。