# Gamma (npm · @mindstone/mcp-server-gamma)

Gamma AI presentation generation MCP server for Model Context Protocol hosts

- Trust score: 75/100 (medium)
- Change this week: +30
- Registry status: active
- Liveness: live
- Owner verified: no
- Last scored: 2026-08-03

## Components

- npm · `@mindstone/mcp-server-gamma`: 75/100 (this document), [markdown](https://verifymcp.io/servers/mindstone-mcp-server-gamma/mindstone-mcp-server-gamma.md), [page](https://verifymcp.io/servers/mindstone-mcp-server-gamma/mindstone-mcp-server-gamma)

## Channel facts

- Registry: `npm`
- Package: `@mindstone/mcp-server-gamma`
- Version: `0.3.3`
- 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 2026-08-03.

- **Supply Chain Security**: 87/100
  - No malware found by supply-chain analysis.
  - Only part of the dependency tree could be resolved (95 of 99), so this covers what we could see, not the whole tree.
  - No install/post-install scripts declared.
  - Only part of the dependency tree could be resolved (95 of 99), so this covers what we could see, not the whole tree.
- **Provenance & Transparency**: 84/100
  - Source repository is publicly reachable at the declared URL.
  - Cryptographically verified build provenance (signed, bound to mindstone/mcp-servers).
  - License check failed: the license (FSL-1.1-MIT) isn't a recognized OSI-approved license.
  - Actively maintained (last published 33 days ago).
  - Disclosure check failed: no security disclosure policy was found in the source repository.
- **Schema Quality & AI Usability**: 66/100
  - AI-judged instruction clarity (good).
  - Context-footprint check failed: tool/resource definitions use about 859 tokens (~143/item across 6 items; 6 tools + 0 resources), over budget; trim descriptions and params.
  - Usage-examples check failed: none of the tools include examples.
- **Stability & Change Management**: 23/100
  - Stability observed for 7 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).
  - 100% of tool parameters carry a description.
- **Capabilities**: 100/100
  - Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.

## Install

### Claude

```bash
claude mcp add mindstone-mcp-server-gamma -- npx -y @mindstone/mcp-server-gamma
```

### Codex

```bash
codex mcp add mindstone-mcp-server-gamma -- npx -y @mindstone/mcp-server-gamma
```

### opencode

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

### OpenClaw

```bash
openclaw mcp add mindstone-mcp-server-gamma --command npx --arg -y --arg @mindstone/mcp-server-gamma
```

### Hermes

```yaml
mcp_servers:
  mindstone-mcp-server-gamma:
    command: "npx"
    args: ["-y", "@mindstone/mcp-server-gamma"]
```

### Other

```json
{
  "mcpServers": {
    "mindstone-mcp-server-gamma": {
      "command": "npx",
      "args": [
        "-y",
        "@mindstone/mcp-server-gamma"
      ]
    }
  }
}
```

## 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.

### 2026-08-03 (score 75, +4)

- [functional improvement] Stability: unverified → 0.23

### 2026-08-02 (score 71, +12)

- [security improvement] Malware scan: unverified → pass

### 2026-08-01 (score 59, +39)

- [security improvement] Install scripts: unverified → pass
- [security improvement] Provenance: unverified → pass
- [security improvement] Known CVEs: unverified → partial
- [security] Stability: Stability not yet verified: not enough scan history yet (needs a 30-day window).
- [security] The attested source repository moved: mindstone/mcp-servers
- [functional regression] License: unverified → fail
- [functional improvement] Dependency health: unverified → partial
- [functional improvement] MCP protocol: unverified → pass
- [functional improvement] Schema quality: unverified → good
- [functional improvement] Maintenance: unverified → pass
- [functional] Licence: FSL-1.1-MIT

### 2026-07-31 (score 20, −25)

- [functional] We updated how we score, so this day's move reflects our rubric, not a change to the server

### 2026-07-27 (score 45)

First indexed and scored.

## MCP tools (6)

### `configure_gamma_api_key` (~73 tokens)

Configure the Gamma API key for this session. Only call this if you get an error saying "Gamma API key not configured". HOW USER GETS THEIR KEY: Go to https://gamma.app/settings/developers → Create API Key → Copy the key.

Input parameters:

- `api_key` (string, required): The Gamma API key

### `gamma_generate` (~361 tokens)

Create AI-powered presentations, documents, webpages, or social posts with Gamma. ASYNC WORKFLOW: 1) Call gamma_generate → returns generation_id. 2) Call gamma_get_status(generation_id) repeatedly every 3-5 seconds. 3) Continue polling until status is "completed" or "failed". THEMES: First call gamma_list_themes, then pass theme_id. EXPORT: Set export_as to "pdf" or "pptx" for auto-export on completion.

Input parameters:

- `additional_instructions` (string): Extra instructions for generation (max 2000 chars)
- `card_dimensions` (string): Card aspect ratio
- `card_split` (string): How to divide cards
- `export_as` (string): Auto-export format when generation completes
- `external_access` (string): Access level for external viewers
- `folder_ids` (array): Folder IDs to save to
- `format` (string): Content type (default: presentation)
- `image_model` (string): AI image model
- `image_source` (string): Image source
- `image_style` (string): Image style
- `input_text` (string, required): The text content to generate from
- `num_cards` (number): Number of slides/cards (1-75)
- `text_amount` (string): How much text per card
- `text_audience` (string): Target audience
- `text_language` (string): Output language code
- `text_mode` (string): generate: expand, condense: summarize, preserve: keep exact text
- `text_tone` (string): Tone/voice
- `theme_id` (string): Theme ID from gamma_list_themes
- `workspace_access` (string): Access level for workspace members

### `gamma_create_from_template` (~118 tokens)

Clone and modify an existing Gamma presentation/document using AI. Get the gamma_id from the URL (last part after title). ASYNC: Same workflow as gamma_generate — poll gamma_get_status after calling.

Input parameters:

- `export_as` (string): Auto-export format
- `folder_ids` (array): Folder IDs to save to
- `gamma_id` (string, required): The ID of the existing gamma to use as template
- `prompt` (string): Instructions for how to modify the template
- `theme_id` (string): Theme ID to apply

### `gamma_get_status` (~91 tokens)

Poll the status of a Gamma generation. REQUIRED after calling gamma_generate or gamma_create_from_template. When export was requested, this tool automatically waits for the export URL. Status values: "pending" (call again in 3-5s), "completed" (done), "failed" (check error).

Input parameters:

- `generation_id` (string, required): The generation_id returned by gamma_generate or gamma_create_from_template

### `gamma_list_themes` (~123 tokens)

List available Gamma themes. Call this FIRST when user wants to apply corporate/custom branding. type: "custom" = workspace themes (corporate branding), type: "standard" = global themes. Use the "id" field when calling gamma_generate with theme_id parameter. Pagination: if has_more is true, pass next_cursor as the "after" parameter.

Input parameters:

- `after` (string): Pagination cursor from previous response
- `limit` (number): Results per page (default 50, max 50)
- `query` (string): Search themes by name

### `gamma_list_folders` (~93 tokens)

List folders in the user's Gamma workspace for organizing presentations. Use folder "id" in gamma_generate's folder_ids parameter. Pagination: if has_more is true, pass next_cursor as the "after" parameter.

Input parameters:

- `after` (string): Pagination cursor from previous response
- `limit` (number): Results per page (default 50, max 50)
- `query` (string): Search folders by name

## Diagnostics

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

## Score history

- 2026-08-03: 75
- 2026-08-02: 71
- 2026-08-01: 59
- 2026-07-31: 20
- 2026-07-30: 45
- 2026-07-28: 45
- 2026-07-27: 45

## Links

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