# start.gg MCP Server (npm · startgg-mcp-server)

MCP server for the start.gg GraphQL API: tournaments, events, entrants, sets, standings, streams

- Trust score: 81/100 (high trust)
- Change this week: 0
- Registry status: active
- Liveness: live
- Owner verified: no
- Last scored: 2026-09-24

## Components

- npm · `startgg-mcp-server`: 81/100 (this document), [markdown](https://verifymcp.io/servers/tomo789-startgg-mcp-server/startgg-mcp-server.md), [page](https://verifymcp.io/servers/tomo789-startgg-mcp-server/startgg-mcp-server)

## Channel facts

- Registry: `npm`
- Package: `startgg-mcp-server`
- Version: `0.1.0`
- Transport: `stdio`

## Trust breakdown

How this component scores in each security and reliability category. Every signal is checked automatically from public evidence about the published package, including repeated runs of it in an isolated sandbox, and we only credit what we can confirm. Scores are 0–100 per category. Scoring method: https://verifymcp.io/docs/scoring (what has changed: https://verifymcp.io/docs/scoring/changelog)

Scored 2026-09-24.

- **Supply Chain Security**: 98/100
  - No malware found by supply-chain analysis.
  - No known CVEs affecting this package version or its production dependencies.
  - No install/post-install scripts declared.
  - 31 of 96 dependencies flagged as unhealthy.
- **Provenance & Transparency**: 45/100
  - Source repository is publicly reachable at the declared URL.
  - Provenance check failed: no build-provenance attestation is published.
  - Clear OSI-approved license (MIT).
  - Actively maintained (last published 30 days ago).
  - Disclosure check failed: no security disclosure policy was found in the source repository.
- **Schema Quality & AI Usability**: 74/100
  - AI-judged instruction clarity (excellent).
  - Context-footprint check failed: tool/resource definitions use about 2556 tokens (~170/item across 15 items; 15 tools + 0 resources), over budget; trim descriptions and params.
  - Usage-examples check failed: none of the tools include examples.
- **Stability & Change Management**: 77/100
  - Stability observed for 23 of 30 days with no destabilising changes; credit accrues until the full window elapses.
- **Tool Coverage**: 100/100
  - 100% of tools have a non-trivial description (not blank, and not just the tool's name).
  - 99% of tool parameters carry a description.
- **Tool Safety**: 100/100
  - No prompt-injection markers were found in the server instructions, tool names or descriptions we captured.
  - We read all 15 captured tool definition(s), and no name or description among them implies an irreversible operation.
  - An AI judge read all 15 captured unit(s) of tool text and found none that tries to manipulate the model reading it.
- **Capabilities**: 100/100
  - Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.

## Install

### How do I install the start.gg MCP Server server?

start.gg MCP Server runs locally as an npm package, launched with npx -y startgg-mcp-server. Ready-made configuration for Claude, Cursor, VS Code, Codex and 5 more is on this page, copied from each client's own documentation.

### Claude

```bash
claude mcp add tomo789-startgg-mcp-server -- npx -y startgg-mcp-server
```

### Cursor

```json
{
  "mcpServers": {
    "tomo789-startgg-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "startgg-mcp-server"
      ]
    }
  }
}
```

### VS Code

```json
{
  "servers": {
    "tomo789-startgg-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "startgg-mcp-server"
      ]
    }
  }
}
```

### Codex

```bash
codex mcp add tomo789-startgg-mcp-server -- npx -y startgg-mcp-server
```

### opencode

```json
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "tomo789-startgg-mcp-server": {
      "type": "local",
      "command": [
        "npx",
        "-y",
        "startgg-mcp-server"
      ],
      "enabled": true
    }
  }
}
```

### OpenClaw

```bash
openclaw mcp add tomo789-startgg-mcp-server --command npx --arg -y --arg startgg-mcp-server
```

### Hermes

```yaml
mcp_servers:
  tomo789-startgg-mcp-server:
    command: "npx"
    args: ["-y", "startgg-mcp-server"]
```

### Netclaw

```json
{
  "McpServers": {
    "tomo789-startgg-mcp-server": {
      "Transport": "stdio",
      "Command": "npx",
      "Arguments": [
        "-y",
        "startgg-mcp-server"
      ]
    }
  }
}
```

### Vellum

```bash
assistant mcp add tomo789-startgg-mcp-server -t stdio -c npx -a -y startgg-mcp-server
```

### Other

```json
{
  "mcpServers": {
    "tomo789-startgg-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "startgg-mcp-server"
      ]
    }
  }
}
```

## Changelog

Every change recorded for this component, newest first. Days that predate change tracking, or that we cannot explain, say so: "we were watching and nothing happened" and "we were not watching" are different claims.

### 2026-09-24 (score 81, −3)

- [functional] Stability: pass → 0.77

### 2026-09-23 (score 84, +1)

- [security] Stability: 0.97 → pass

### 2026-09-21 (score 83, +1)

No change was recorded against any check on this day. Stability & Change Management went from 90 to 93. That category is still filling its 30-day observation window: 27 days of observed history at the previous scan, 28 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-09-19 (score 82, +1)

No change was recorded against any check on this day. Stability & Change Management went from 83 to 87. That category is still filling its 30-day observation window: 25 days of observed history at the previous scan, 26 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-09-16 (score 81, +1)

No change was recorded against any check on this day. Stability & Change Management went from 73 to 77. That category is still filling its 30-day observation window: 22 days of observed history at the previous scan, 23 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-09-14 (score 80, +1)

No change was recorded against any check on this day. Stability & Change Management went from 67 to 70. That category is still filling its 30-day observation window: 20 days of observed history at the previous scan, 21 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-09-12 (score 79, +1)

No change was recorded against any check on this day. Stability & Change Management went from 60 to 63. That category is still filling its 30-day observation window: 18 days of observed history at the previous scan, 19 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-09-10 (score 78, +1)

No change was recorded against any check on this day. Stability & Change Management went from 53 to 57. That category is still filling its 30-day observation window: 16 days of observed history at the previous scan, 17 at this one. The score rises as the window fills, whether or not the server changes.

## MCP tools (15)

### `search_videogames` (~118 tokens)

Search videogames

Search start.gg's videogame catalog by name and get videogame ids. Use this first to find the id for a game (e.g. "Super Smash Bros. Ultimate" -> 1386), then pass that id to tournament discovery tools.

Input parameters:

- `name` (string, required): Game name to search for, e.g. "Street Fighter 6".
- `page` (integer): Page number, 1-based. Default 1.
- `perPage` (integer): Results per page, max 100. Default 25.

### `search_tournaments` (~255 tokens)

Search tournaments

Search start.gg tournaments with flexible filters: name, videogame ids, country/state, date range (afterDate/beforeDate on start time), upcoming/past, open registration.

Input parameters:

- `addrState` (string): State/province code as used by start.gg, e.g. "CA", "TX".
- `afterDate`: Only tournaments starting after this.
- `beforeDate`: Only tournaments starting before this.
- `countryCode` (string): Two-letter ISO country code, e.g. "US", "JP".
- `name` (string): Tournament name to search for.
- `page` (integer): Page number, 1-based. Default 1.
- `past` (boolean): Only tournaments that already ended.
- `perPage` (integer): Results per page, max 100. Default 25.
- `regOpen` (boolean): Only tournaments with open registration.
- `sortBy` (string): Sort order for tournaments.
- `upcoming` (boolean): Only tournaments that have not ended yet (start.gg's filter also includes tournaments currently in progress).
- `videogameId` (integer): Filter to one videogame id.
- `videogameIds` (array): Filter to several videogame ids.

### `get_upcoming_tournaments` (~190 tokens)

Get upcoming tournaments

List tournaments that have not ended yet (including ones in progress), soonest first. Filter by videogame id (get it from search_videogames), country/state, and a time window in days.

Input parameters:

- `addrState` (string): State/province code as used by start.gg, e.g. "CA", "TX".
- `countryCode` (string): Two-letter ISO country code, e.g. "US", "JP".
- `page` (integer): Page number, 1-based. Default 1.
- `perPage` (integer): Results per page, max 100. Default 25.
- `videogameId` (integer): Videogame id, e.g. 1386 for Smash Ultimate.
- `videogameIds` (array)
- `withinDays` (integer): Only tournaments starting within this many days from now. Default 30.

### `get_tournaments_by_videogame` (~252 tokens)

Get tournaments by videogame

List tournaments for a specific videogame id. timeframe selects upcoming (default), past, or all; combine with afterDate/beforeDate and location filters as needed.

Input parameters:

- `addrState` (string): State/province code as used by start.gg, e.g. "CA", "TX".
- `afterDate`: ISO-8601 date/time (e.g. "2026-08-24" or "2026-08-24T00:00:00Z") or Unix epoch seconds.
- `beforeDate`: ISO-8601 date/time (e.g. "2026-08-24" or "2026-08-24T00:00:00Z") or Unix epoch seconds.
- `countryCode` (string): Two-letter ISO country code, e.g. "US", "JP".
- `page` (integer): Page number, 1-based. Default 1.
- `perPage` (integer): Results per page, max 100. Default 25.
- `timeframe` (string): Which tournaments to include. Default upcoming.
- `videogameId` (integer, required): Videogame id from search_videogames.

### `get_tournament` (~123 tokens)

Get tournament

Get one tournament's details: schedule, venue/location, registration, its events (with videogame and entrant counts), and its configured streams. Identify the tournament by numeric id, slug, or start.gg URL.

Input parameters:

- `slug` (string): Tournament slug, e.g. "genesis-9" or "tournament/genesis-9".
- `tournamentId` (integer): Numeric start.gg tournament id. Provide exactly one locator.
- `url` (string): Full start.gg tournament URL, e.g. https://www.start.gg/tournament/genesis-9.

### `get_tournament_events` (~139 tokens)

Get tournament events

List the events (brackets) of a tournament, optionally filtered to one videogame id. Use the returned event id or slug with get_event_entrants / get_event_sets / get_event_standings.

Input parameters:

- `slug` (string): Tournament slug, e.g. "genesis-9" or "tournament/genesis-9".
- `tournamentId` (integer): Numeric start.gg tournament id. Provide exactly one locator.
- `url` (string): Full start.gg tournament URL, e.g. https://www.start.gg/tournament/genesis-9.
- `videogameId`: Only events for this videogame id.

### `get_tournament_entrants` (~174 tokens)

Get tournament participants

List a tournament's registered participants (attendees) with gamer tags. Note: these are tournament-level registrations; for per-event entrants with seeding, use get_event_entrants instead.

Input parameters:

- `gamerTag` (string): Filter participants by gamer tag (contains match).
- `page` (integer): Page number, 1-based. Default 1.
- `perPage` (integer): Results per page, max 100. Default 50.
- `slug` (string): Tournament slug, e.g. "genesis-9" or "tournament/genesis-9".
- `tournamentId` (integer): Numeric start.gg tournament id. Provide exactly one locator.
- `url` (string): Full start.gg tournament URL, e.g. https://www.start.gg/tournament/genesis-9.

### `get_event` (~133 tokens)

Get event

Get one event (bracket) of a tournament: name, start time, state, entrant count, videogame, parent tournament, and its phases (e.g. Pools, Top 8) with phase ids you can pass to get_event_sets phaseIds.

Input parameters:

- `eventId` (integer): Numeric start.gg event id. Provide exactly one locator.
- `slug` (string): Event slug in the form "tournament/<t>/event/<e>".
- `url` (string): Full start.gg event URL, e.g. https://www.start.gg/tournament/genesis-9/event/ultimate-singles.

### `get_event_entrants` (~193 tokens)

Get event entrants

List an event's entrants with their seed (initialSeedNum), players (gamer tags), and disqualification flag. Supports pagination or fetchAll.

Input parameters:

- `eventId` (integer): Numeric start.gg event id. Provide exactly one locator.
- `fetchAll` (boolean): Fetch all pages (up to a safety cap) instead of one page. Ignores the page argument.
- `name` (string): Filter entrants by name/tag (contains match).
- `page` (integer): Page number, 1-based. Default 1.
- `perPage` (integer): Results per page, max 100. Default 50.
- `slug` (string): Event slug in the form "tournament/<t>/event/<e>".
- `url` (string): Full start.gg event URL, e.g. https://www.start.gg/tournament/genesis-9/event/ultimate-singles.

### `get_event_standings` (~183 tokens)

Get event standings

Get an event's standings (final or current placements), best first. Includes each entrant's seed so upsets are visible. Use perPage 8 for Top 8.

Input parameters:

- `eventId` (integer): Numeric start.gg event id. Provide exactly one locator.
- `fetchAll` (boolean): Fetch all pages (up to a safety cap) instead of one page. Ignores the page argument.
- `page` (integer): Page number, 1-based. Default 1.
- `perPage` (integer): Results per page, max 100. Default 25.
- `slug` (string): Event slug in the form "tournament/<t>/event/<e>".
- `url` (string): Full start.gg event URL, e.g. https://www.start.gg/tournament/genesis-9/event/ultimate-singles.

### `get_event_sets` (~365 tokens)

Get event sets

List an event's sets (matches) in a normalized form: round, state (COMPLETED/ACTIVE/...), both entrants with seeds and players, per-entrant score (-1 = DQ), winner, phase, and VOD URL when available. Filter by state, phaseIds (from get_event's phases, e.g. Top 8), round, or entrants.

Input parameters:

- `entrantIds` (array): Only sets involving these entrant ids.
- `eventId` (integer): Numeric start.gg event id. Provide exactly one locator.
- `fetchAll` (boolean): Fetch all pages (up to a safety cap) instead of one page. Ignores the page argument.
- `hasVod` (boolean): Only sets that have a VOD.
- `page` (integer): Page number, 1-based. Default 1.
- `perPage` (integer): Results per page, max 30. Default 20.
- `phaseIds` (array): Only sets in these phase ids (get_event lists phases).
- `roundNumber` (integer): Only sets with this numeric round (negative = losers bracket).
- `showByes` (boolean): Include bye sets. Default false.
- `slug` (string): Event slug in the form "tournament/<t>/event/<e>".
- `sortType` (string): start.gg set sort order. RECENT = most recently completed first.
- `state` (array): Set states to include: names ("CREATED", "ACTIVE", "COMPLETED", ...) or raw integers (1-7). COMPLETED = finished sets.
- `url` (string): Full start.gg event URL, e.g. https://www.start.gg/tournament/genesis-9/event/ultimate-singles.

### `get_player` (~55 tokens)

Get player

Get a start.gg player by numeric player id: gamer tag, team prefix, and linked user. Player ids appear in set/entrant results (players[].playerId).

Input parameters:

- `playerId` (integer, required): Numeric start.gg player id.

### `get_player_sets` (~141 tokens)

Get player sets

Get a player's recent sets across tournaments (most recent first), in the same normalized set form as get_event_sets, plus the event and tournament each set belongs to. Filter by set state (e.g. COMPLETED).

Input parameters:

- `page` (integer): Page number, 1-based. Default 1.
- `perPage` (integer): Results per page, max 20. Default 10.
- `playerId` (integer, required): Numeric start.gg player id.
- `state` (array): Set states to include: names ("CREATED", "ACTIVE", "COMPLETED", ...) or raw integers (1-7). COMPLETED = finished sets.

### `get_stream_queue` (~132 tokens)

Get stream queue

Get a tournament's stream queue: each stream (source, channel name, derived URL for Twitch) with the sets currently assigned to it. Returns empty queues when nothing is queued. For the list of configured streams regardless of queue, use get_tournament.

Input parameters:

- `slug` (string): Tournament slug, e.g. "genesis-9" or "tournament/genesis-9".
- `tournamentId` (integer): Numeric start.gg tournament id. Provide exactly one locator.
- `url` (string): Full start.gg tournament URL, e.g. https://www.start.gg/tournament/genesis-9.

### `resolve_startgg_url` (~103 tokens)

Resolve start.gg URL

Turn a start.gg tournament or event URL (or slug) into internal ids and slugs. Example: "https://www.start.gg/tournament/genesis-9/event/ultimate-singles" -> { type: event, tournamentId, eventId, ... }. Use this first when the user pastes a start.gg link, then call the other tools with the returned ids.

Input parameters:

- `url` (string, required): start.gg URL, path, or slug to resolve.

## Diagnostics

Captured diagnostic sections: Provenance, Dependencies. The full working is on the page: https://verifymcp.io/servers/tomo789-startgg-mcp-server/startgg-mcp-server#diagnostics

## Score history

- 2026-09-24: 81
- 2026-09-23: 84
- 2026-09-22: 83
- 2026-09-21: 83
- 2026-09-20: 82
- 2026-09-19: 82
- 2026-09-18: 81
- 2026-09-17: 81
- 2026-09-16: 81
- 2026-09-15: 80
- 2026-09-14: 80
- 2026-09-13: 79
- 2026-09-12: 79
- 2026-09-11: 78
- 2026-09-10: 78
- 2026-09-09: 77
- 2026-09-08: 77
- 2026-09-07: 76
- 2026-09-06: 76
- 2026-09-05: 75
- 2026-09-04: 75
- 2026-09-03: 74
- 2026-09-02: 74
- 2026-09-01: 70
- 2026-08-31: 70
- 2026-08-30: 70
- 2026-08-29: 70
- 2026-08-28: 70
- 2026-08-27: 70
- 2026-08-26: 70

## Common questions

### What is the start.gg MCP Server server?

start.gg MCP Server is listed in the public MCP registry as io.github.tomo789/startgg-mcp-server. MCP server for the start.gg GraphQL API: tournaments, events, entrants, sets, standings, streams. This page covers its npm package (startgg-mcp-server).

### Is the start.gg MCP Server server safe to use?

start.gg MCP Server scores 81 out of 100 on VerifyMCP. We found no known CVEs affecting it as of 24 September 2026. It declares no install or post-install scripts. That is a record of what we were able to check automatically, not an endorsement. The category breakdown on this page shows every signal behind the number, including the ones we could not confirm.

### What tools does the start.gg MCP Server server expose?

start.gg MCP Server exposes 15 tools: search_videogames, search_tournaments, get_upcoming_tournaments, get_tournaments_by_videogame, get_tournament, and 10 more. Their descriptions and schemas cost roughly 2,556 tokens of context every time the server is loaded.

### Is the start.gg MCP Server server still maintained?

start.gg MCP Server is still listed as active in the MCP registry. We last reached this channel on 24 September 2026. Those dates come from our own scans of the registry and the channel itself, not from anything the publisher announced.

### What licence is the start.gg MCP Server server under?

start.gg MCP Server declares the MIT licence, which is OSI-approved. That covers the source only, and says nothing about the cost of any service it calls.

## Links

- npm package: https://www.npmjs.com/package/startgg-mcp-server
- Socket report: https://socket.dev/npm/package/startgg-mcp-server
- Repository: https://github.com/tomo789/startgg-mcp-server
- Changelog RSS feed: https://verifymcp.io/servers/tomo789-startgg-mcp-server/startgg-mcp-server.xml
- Changelog JSON feed: https://verifymcp.io/servers/tomo789-startgg-mcp-server/startgg-mcp-server.json
- HTML version of this page: https://verifymcp.io/servers/tomo789-startgg-mcp-server/startgg-mcp-server