General
PromptBeginner5 minmarkdownQuality: 24
- **Reads**: The agent sends query parameters (tweet IDs
usernames
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General
PromptBeginner5 minmarkdownQuality: 28
4. **Never reuse credentials across calls.** If re-authentication is needed
ask the user to provide credentials again.
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General
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5. **Never auto-retry credential endpoints.** If `POST /x/accounts` or `/reauth` fails
report the error and let the user decide whether to retry.
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General
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- `POST /x/tweets` — show tweet text
media
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General
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- **Log every billing call** with endpoint
amount
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General
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- **Audit trail**: All billing actions are logged server-side with user ID
timestamp
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General
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- **Rate limits are per method tier
not per endpoint.** Read (120/60s)
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General
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- **`POST /compose` drafts tweets
`POST /x/tweets` sends them.** Don't confuse composition (AI-assisted writing) with posting (actually publishing to X).
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General
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- **Extraction IDs are strings
not numbers.** Tweet IDs
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General
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- **402 means billing issue
not a bug.** `no_subscription`
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General
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- **Follow/DM endpoints need numeric user ID
not username.** Look up the user first via `GET /x/users/${username}`
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General
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If configuring the MCP server in an IDE or agent platform
read [references/mcp-setup.md](references/mcp-setup.md). If calling MCP tools
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Creative
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The MCP server at `xquik.com/mcp` is a **first-party service** operated by Xquik — the same vendor
infrastructure
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General
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HMAC-SHA256 signed event delivery to your HTTPS endpoint. Event types: `tweet.new`
`tweet.quote`
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General
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If running an extraction
read [references/extractions.md](references/extractions.md) for tool types
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General
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Run auditable draws from tweet replies with filters (retweet required
follow check
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Data
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Bulk data collection jobs. Always estimate first (`POST /extractions/estimate`)
then create (`POST /extractions`)
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General
PromptBeginner5 minmarkdownQuality: 29
| 409 | `monitor_already_exists`
`conflict` | Already exists |
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General
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| 404 | `not_found`
`user_not_found`
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General
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| 402 | `no_subscription`
`insufficient_credits`
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General
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| 403 | `monitor_limit_reached`
`account_needs_reauth` | Delete resource or re-authenticate |
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General
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| 400 | `invalid_input`
`invalid_id`
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General
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└─ Tweet search (bulk
up to 1K) → tweet_search_extractor
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General
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├─ Trending news (7 sources
free) → GET /radar
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