io.usefulapi/stream

up checked 2026-11-10T22:37:23.259Z

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Publisher-provided title

Stream MCP by usefulapi

Publisher-provided description

Query channels, search messages, and read threads, users and reactions in your Stream Chat app.

Summary by lookupd

Query Stream Chat channels, search and read messages, threads, users and reactions, and send messages or reactions.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http stream https://stream.usefulapi.io/mcp

Codex, remote (streamable-http)

codex mcp add stream --url https://stream.usefulapi.io/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "stream": {
      "url": "https://stream.usefulapi.io/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (13 tools)

Publisher-provided text

• stream_get_app Fetch the Stream app's settings and configured channel types. Good first call to confirm credentials and discover available channel types. GET /api/v2/app.
• stream_query_channels List/filter channels by a Stream query filter. e.g. filter {"type":"messaging"} or {"members":{"$in":["user-1"]}}. Returns channels with recent state. POST /api
• stream_get_channel Fetch a single channel's state (config, members) and its most recent messages. Note: uses Stream's get-or-create endpoint — for an existing channel it reads; if
• stream_search_messages Search messages across channels. Scope with a channel filter (filter, e.g. {"type":"messaging"}) plus EITHER a full-text `query` OR a `message_filter` object (e
• stream_get_message Fetch a single message by its id. GET /api/v2/chat/messages/{id}.
• stream_get_replies Fetch the reply messages in a thread, given the parent message id. GET /api/v2/chat/messages/{parent_id}/replies.
• stream_get_reactions List the reactions on a message. GET /api/v2/chat/messages/{id}/reactions.
• stream_query_members List/filter the members of one channel. Requires the channel type + id. Optional member filter, e.g. {"name":{"$autocomplete":"jo"}}. GET /api/v2/chat/members.
• stream_query_users List/filter users in the app. e.g. filter {"role":{"$eq":"admin"}} or {"id":{"$in":["u1"]}}. GET /api/v2/users.
• stream_query_threads List threads (messages with replies). Server-side calls should pass a user_id to scope thread read-state to that user. POST /api/v2/chat/threads.
• stream_get_unread_counts Fetch total and per-channel unread message/mention counts for one user. GET /api/v2/chat/unread.
• stream_send_message ⚠️ WRITE: post a new message to a channel, attributed to user_id (must be an existing user in the app). POST /api/v2/chat/channels/{type}/{id}/message.
• stream_send_reaction ⚠️ WRITE: add a reaction (e.g. "like", "love") to a message, attributed to user_id (must be an existing user). POST /api/v2/chat/messages/{id}/reaction.

Details

• Version: 1.37.3
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 537 ms
• First indexed: 2026-11-01T10:06:22.701Z
• Last seen in registry: 2026-11-11T00:17:34.927Z
• Repository: https://github.com/m190/usefulapi-mcp
• Website: https://usefulapi.io/stream/

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