Gamma

NPM · @MINDSTONE/MCP-SERVER-GAMMA · SCANNED AUG 3

Gamma AI presentation generation MCP server for Model Context Protocol hosts

Available components

+30 this week 75 75 Trust /100

Trust breakdown (6 categories)

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. How we score →

Supply Chain Security87

No malware found by supply-chain analysis.Pass
Only part of the dependency tree could be resolved (95 of 99), so this covers what we could see, not the whole tree.Partial
No install/post-install scripts declared.Pass
Only part of the dependency tree could be resolved (95 of 99), so this covers what we could see, not the whole tree. View diagnostics → Partial

Provenance & Transparency84

Source repository is publicly reachable at the declared URL. View diagnostics → Pass
Cryptographically verified build provenance (signed, bound to mindstone/mcp-servers). View diagnostics → Pass
License check failed: the license (FSL-1.1-MIT) isn't a recognized OSI-approved license. See how to fix → Fail
Actively maintained (last published 33 days ago).Pass
Disclosure check failed: no security disclosure policy was found in the source repository. See how to fix → Fail

Schema Quality & AI Usability66

AI-judged instruction clarity (good).Pass
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. See how to fix → Fail
Usage-examples check failed: none of the tools include examples. See how to fix → Fail

Stability & Change Management23

Stability observed for 7 of 30 days with no destabilising changes; credit accrues until the full window elapses.Partial

Tool Coverage100

100% of tools have a non-trivial description (not blank, and not just the tool's name).Pass
100% of tool parameters carry a description.Pass

Capabilities100

Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.Pass

Install

Add this component to your MCP client. Where a client-specific snippet is available, pick your client below and copy it straight into your config; otherwise use the connection detail shown.

npm · @mindstone/mcp-server-gamma

Claude Codex opencode OpenClaw Hermes Other

# add to Claude Code

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

# add to Codex CLI

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
    }
  }
}

# add to OpenClaw

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

# ~/.hermes/config.yaml

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

// mcp.json

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

Changelog

Every change we have recorded for this component, newest first. Security-relevant changes are always shown. ▲ marks a change for the better, ▼ a change for the worse; unmarked changes are neutral.

3 Aug 26 +4
- Stability: unverified → 0.23 ▲ functional
2 Aug 26 +12
- Malware scan: unverified → pass ▲ security
1 Aug 26 +39
- Install scripts: unverified → pass ▲ security
- Provenance: unverified → pass ▲ security
- 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 security
- License: unverified → fail ▼ functional
- Dependency health: unverified → partial ▲ functional
- MCP protocol: unverified → pass ▲ functional
- Schema quality: unverified → good ▲ functional
- Maintenance: unverified → pass ▲ functional
- Licence: FSL-1.1-MIT functional
31 Jul 26 −25
- We updated how we score, so this day's move reflects our rubric, not a change to the server See what changed → functional
27 Jul 26 45

First indexed and scored.

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Diagnostics

Diagnostic detail from the automated scan of this channel: what the scanner observed at each step, so you can see exactly where a check passed or failed. It is informational only and never changes the trust score.

Captured 3 Aug 2026 · Analysed npm/@mindstone/[email protected]

Provenance verified

Ecosystem: npm · Outcome: verified

Reason: verified

Source repo:: mindstone/mcp-servers
Certificate issuer:: https://token.actions.githubusercontent.com
Certificate SAN:: https://github.com/mindstone/mcp-servers/.github/workflows/release.yml@refs/heads/main
Rekor log index:: 2034092515
Predicate type:: https://slsa.dev/provenance/v1
Subject digest:: sha512:2e66c1555dc401c6287002eea68667ec84d850b8a38b1af0442ec470e0358aa069b67147229b2f470fe456943d57496d08d1712827296ae4823cf37da
Discovery method:: attestation_endpoint

Dependencies 95 packages

95 packages in the resolved dependency tree · 95 deprecated · 29 stale.

The dependency tree was only partially resolved, so these counts may be incomplete.

MCP tools — 6 exposed · ~859 tokens

The tools this component advertises to a client, with an estimated token cost for each. Expand a tool to see its parameters and schema. The per-tool counts are indicative and are not scored directly; the schema's total context footprint is one signal in Schema Quality & AI Usability.

Tool Tokens

configure_gamma_api_key ~73

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 Output Examples

Name	Type	Req	Description
api_key	string	yes	The Gamma API key

No output schema declared.

No examples provided.

gamma_create_from_template ~118

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 Output Examples

Name	Type	Req	Description
export_as	string	—	Auto-export format
folder_ids	array	—	Folder IDs to save to
gamma_id	string	yes	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

No output schema declared.

No examples provided.

gamma_generate ~361

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 Output Examples

Name	Type	Req	Description
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	yes	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

No output schema declared.

No examples provided.

gamma_get_status ~91

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 Output Examples

Name	Type	Req	Description
generation_id	string	yes	The generation_id returned by gamma_generate or gamma_create_from_template

No output schema declared.

No examples provided.

gamma_list_folders ~93

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 Output Examples

Name	Type	Req	Description
after	string	—	Pagination cursor from previous response
limit	number	—	Results per page (default 50, max 50)
query	string	—	Search folders by name

No output schema declared.

No examples provided.

gamma_list_themes ~123

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 Output Examples

Name	Type	Req	Description
after	string	—	Pagination cursor from previous response
limit	number	—	Results per page (default 50, max 50)
query	string	—	Search themes by name

No output schema declared.

No examples provided.

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Scoring key

80+ high trust
60–79 medium
below 60 low

How we score

Score history · last 30 days

27 Jul 3 Aug