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gemini-mcp

L0· runs locally

Generate and edit images with Google Gemini (Nano Banana / Nano Banana Pro) image models.

v2.4.1 · active · repository · descriptor JSON · versions

Runs on your machine: something must execute the package.Only local packages are published (npm, PyPI, OCI, …). The registry never executes them, so tools are unknown until you run it.
Quality–not scored
Trust91of 100
Packages1
Tools seen0

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "gemini-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@chrischall/[email protected]"
      ],
      "env": {
        "GEMINI_API_KEY": "${GEMINI_API_KEY}"
      }
    }
  }
}
claude mcp add gemini-mcp -e "GEMINI_API_KEY=${GEMINI_API_KEY}" -- npx -y @chrischall/[email protected]
[mcp_servers.gemini-mcp]
command = "npx"
args = ["-y", "@chrischall/[email protected]"]
env = { "GEMINI_API_KEY" = "${GEMINI_API_KEY}" }
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "gemini-mcp": {
      "type": "local",
      "command": [
        "npx",
        "-y",
        "@chrischall/[email protected]"
      ],
      "enabled": true,
      "environment": {
        "GEMINI_API_KEY": "{env:GEMINI_API_KEY}"
      }
    }
  }
}
{
  "mcpServers": {
    "gemini-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@chrischall/[email protected]"
      ],
      "env": {
        "GEMINI_API_KEY": "${GEMINI_API_KEY}"
      }
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=gemini-mcp&config=eyJjb21tYW5kIjoibnB4IiwiYXJncyI6WyIteSIsIkBjaHJpc2NoYWxsL2dlbWluaS1tY3BAMi40LjEiXSwiZW52Ijp7IkdFTUlOSV9BUElfS0VZIjoiJHtHRU1JTklfQVBJX0tFWX0ifX0%3D"
}
{
  "servers": {
    "gemini-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@chrischall/[email protected]"
      ],
      "env": {
        "GEMINI_API_KEY": "${GEMINI_API_KEY}"
      }
    }
  }
}
{
  "mcpServers": {
    "gemini-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@chrischall/[email protected]"
      ],
      "env": {
        "GEMINI_API_KEY": "${GEMINI_API_KEY}"
      }
    }
  }
}
extensions:
  "gemini-mcp":
    enabled: true
    name: "gemini-mcp"
    type: stdio
    cmd: "npx"
    args:
      - "-y"
      - "@chrischall/[email protected]"
    envs:
      "GEMINI_API_KEY": "${GEMINI_API_KEY}"
    timeout: 300

Placeholders to fill from your own secret store: ${GEMINI_API_KEY}. The registry never accepts secret values.

This is a local package: the command runs on your machine.

Quality – / 100not scored

Not scored: fewer than three checks apply, usually because no remote answered a credential-free probe or the server is a local package.

protocoln/a · weight 25
  • n/a
    protocol.modern, protocol.stateless, protocol.transport, protocol.list_ttlno remote answered a protocol handshake (not probed yet, unreachable, or local-only)
authorizationn/a · weight 15
  • n/a
    auth.prm, auth.as_metadata, auth.cimdno remote uses OAuth
  • n/a
    auth.secret_in_urlno templated URL
tool hygienen/a · weight 30
  • n/a
    tools.descriptions, tools.description_length, tools.schemas, tools.annotations, tools.directory_hints, tools.token_cost, tools.api_dumptool list unknown (behind auth, not probed, or empty)
stabilityn/a · weight 15
  • n/a
    stability.changes, stability.rug_pulltool list unknown
dependenciesn/a · weight 15
  • n/a
    deps.known_vulns, deps.mcp_sdk_version, deps.resolvabledeps.dev does not know @chrischall/[email protected]

Tool list unknown · checked 2026-10-20 12:13 UTC

Tool changes

No tool definition changes recorded. A server's first observation is its baseline; later probes record what changes.

Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed. How it is computed.

Trust 91 / 100

provenance80
livenessn/a
freshness100
hygiene100

+repository +namespace-matches-repo ~liveness-unmeasured +updated-4d-ago

Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed. How it is computed.

Dependencies

@chrischall/[email protected] npmthis version is not known to the dependency resolver

Dependency graphs from deps.dev; advisories from OSV.dev, including the GitHub Advisory Database and the PyPI Advisory Database; all CC BY 4.0. The graph is what a clean install of this version resolves today; nothing was installed or run. How it is checked.

Endpoints

packageregistryversionruntimesecrets
@chrischall/gemini-mcpnpm2.4.1–GEMINI_API_KEY

Tools (0)

No tools observed. Local packages are never executed by the registry.

Schemas: list_tools.

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Official server.json
{
  "name": "io.github.chrischall/gemini-mcp",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "version": "2.4.1",
  "packages": [
    {
      "version": "2.4.1",
      "transport": {
        "type": "stdio"
      },
      "identifier": "@chrischall/gemini-mcp",
      "registryType": "npm",
      "environmentVariables": [
        {
          "name": "GEMINI_API_KEY",
          "format": "string",
          "isSecret": true,
          "description": "Your Google Gemini API key (aistudio.google.com/apikey)"
        },
        {
          "name": "GEMINI_IMAGE_MODEL",
          "format": "string",
          "description": "Override the default image model (default: gemini-nano-banana-2.1)"
        },
        {
          "name": "GEMINI_OUTPUT_DIR",
          "format": "string",
          "description": "Default directory for generated images (default: ~/Downloads/gemini-mcp). When set, a per-call output_dir must be inside it."
        },
        {
          "name": "GEMINI_INPUT_DIR",
          "format": "string",
          "description": "Directory to resolve bare input-image filenames against"
        },
        {
          "name": "GEMINI_UPLOAD_DIR",
          "format": "string",
          "description": "Restrict local-file uploads to the Gemini Files API to these directories (path.delimiter-separated; unset = unrestricted)"
        },
        {
          "name": "GEMINI_REFERENCE_DIR",
          "format": "string",
          "description": "Restrict local reference images (images / image paths sent to Gemini) to these directories (path.delimiter-separated), plus GEMINI_OUTPUT_DIR. Unset: GEMINI_UPLOAD_DIR applies; if that is unset too, unrestricted locally, and $MCP_DATA_DIR/uploads when MCP_DATA_DIR is set (hosted)"
        },
        {
          "name": "GEMINI_TIMEOUT_MS",
          "format": "string",
          "description": "Upstream request timeout in ms (default: 60000, or 120000 for image_size: \"4K\"); each generation tool also takes a per-call timeout_ms"
        },
        {
          "name": "GEMINI_HEARTBEAT_MS",
          "format": "string",
          "description": "Progress-notification cadence in ms while a generation runs (default: 10000; 0 disables) — keeps MCP hosts that reset their timeout on progress from timing out long generations"
        },
        {
          "name": "GEMINI_CHAIN_RETRY_MS",
          "format": "string",
          "description": "How long to wait out interactions-store lag when a chained call 404s (default: 120000; 0 disables retrying)"
        },
        {
          "name": "GEMINI_DEBUG",
          "format": "string",
          "description": "When set, emit heartbeat diagnostics to stderr. Off by default."
        },
        {
          "name": "GEMINI_RATE_CARD",
          "format": "string",
          "description": "Override/extend the shipped USD-per-1M-token rates used by gemini_token_usage's cost estimate, e.g. {\"gemini-3-pro-image\":{\"input\":2,\"text_output\":12,\"image_output\":120}}. Malformed JSON is ignored (a bad card must not fail generations)."
        }
      ]
    }
  ],
  "repository": {
    "url": "https://github.com/chrischall/gemini-mcp",
    "source": "github"
  },
  "description": "Generate and edit images with Google Gemini (Nano Banana / Nano Banana Pro) image models."
}