GET /v1/telegram/web/fetch_channel_search
Search posts in a channel
stable · 2 credits per success
Search posts in a channel by keyword (case-insensitive).；Uses Telegram's server-side search over the full channel history when the MTProto backend；is enabled (`data.backend = "mtproto"`); otherwise falls back to best-effort local filtering；over recent history (`data.backend = "web"`).；channel: Channel username (required).；query: Keyword (required).；limit: Number of hits (1-100, default 20).
Request parameters
| Name | Type | In | Required | Description | Example |
|---|---|---|---|---|---|
| limit | integer | query | no | 返回条数 | 20 |
| query | string | query | yes | 关键词 | TON |
| channel | string | query | yes | 频道用户名 | durov |
Response fields
Field dictionary coming soon — the executable panel shows the live shape.
Errors
| code | HTTP | Meaning | Billed |
|---|---|---|---|
| 40001 | 400 | Invalid parameters | no |
| 40102 | 401 | Invalid or revoked API Key | no |
| 40201 | 402 | Insufficient credits | no |
| 40402 | 404 | Resource not found | no |
| 42201 | 422 | Quality gate failed | no |
| 42901 | 429 | Rate limit exceeded | no |
| 50401 | 504 | Upstream timeout | no |
| 50201 | 502 | Upstream error | no |
Billing
Success costs 2 credits. Any failure — including a 200 that fails the quality gate — costs 0.