Nano Banana MCP Server

An MCP server that provides AI-powered image generation through Google Gemini models with intelligent selection between Flash (speed) and Pro (quality) modes, supporting up to 4K resolution and advanced features like Google Search grounding.

→ qso/nanobanana-mcp-server · listed on glama

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// key findings

✅

4 tools verified — handlers match their declared behaviour

3 read-only tools verified — handlers contain no write/delete/exec

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

🔐

You'll be asked for 2 credentials: GEMINI_API_KEY, GOOGLE_API_KEY

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

configNANOBANANA_AUTH_METHOD— Nano Banana supports two authentication methods via :

🔐 secretGEMINI_API_KEY— 1. API Key (api_key): Uses . Best for local development and simple deployments.

🔐 secretGOOGLE_API_KEY

configGCP_PROJECT_ID— your-project-id

configGOOGLE_CLOUD_PROJECT

configGCP_REGION— us-central1 (default)

configGOOGLE_CLOUD_LOCATION

configIMAGE_OUTPUT_DIR— 3. Default location - Uses or ~/nanobanana-images:

configFASTMCP_TRANSPORT

configFASTMCP_HOST

configFASTMCP_PORT

configFASTMCP_MASK_ERRORS

configNANOBANANA_MODEL— auto # Options: flash, pro, auto (default: auto)

configLOG_LEVEL— INFO # DEBUG, INFO, WARNING, ERROR

configLOG_FORMAT— standard # standard, json, detailed

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 4 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/qso-nanobanana-mcp-server-19jwrr)](https://m8ven.ai/mcp/qso-nanobanana-mcp-server-19jwrr)

commit: 48de453a83a4422c8d85ba49251c095becb4eae9

code hash: 3828b29bdbd76578f6aa9b55591a191f71e9fb97df1c99b37546b5805050aba3

verified: 6/18/2026, 10:51:44 AM

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