Information
# Gemini API MCP Server & DeepNLP OneKey MCP Router Support
[](https://deepnlp.org/store/model/image-generator/pub-gemini-google/gemini-3-pro-nano-banana-image-preview)
This MCP server is a API wrapper of Official Gemini API, supports various Gemini Models (Gemini 2.5, Gemini 3 for text, images, speech, etc)
| Model | OneKey MCP Router Website|
| ---- | ---- |
| Gemini 2.5 Flash (Nano Banana) | [Gemini 2.5 Flash Image MCP Website](https://www.deepnlp.org/store/model/image-generator/pub-gemini-google/nano-banana) |
| Gemini 3 Pro Image Preview (Nano Banana Pro) | [Gemini 3 Pro Image MCP Website](https://deepnlp.org/store/model/image-generator/pub-gemini-google/gemini-3-pro-nano-banana-image-preview) |
# Usage
## 1.1 HttpStreaming MCP OneKey Router (No Installation Needed)
Google Gemini Image Preview(Nano Banana) on OneKey MCP Router
See OneKey MCP Router Demo Usage [Document](https://www.deepnlp.org/doc/onekey_mcp_router) and Register [Keys](https://deepnlp.org/workspace/keys)
[Gemini Nano Banana Playground](https://agent.deepnlp.org)
### MCP Client (Cursor, Claude Desktop, VS Code, etc)
Use One Access Key to MCP Proxy to use Nano Banana
Gemini MCP Server on DeepNLP OneKey Router
\`\`\`
\{
"mcpServers":\{
"gemini": \{
"url": "https://agent.deepnlp.org/mcp?server_name=gemini&onekey=\{DEEPNLP_ONEKEY_ROUTER_ACCESS\}"
\}
\}
\}
\`\`\`
or Alias (server_name=nano_banana)
\`\`\`
\{
"mcpServers":\{
"nano-banana": \{
"url": "https://agent.deepnlp.org/mcp?server_name=nano_banana&onekey=\{DEEPNLP_ONEKEY_ROUTER_ACCESS\}"
\}
\}
\}
\`\`\`
Beta Test Key
\`\`\`
DEEPNLP_ONEKEY_ROUTER_ACCESS=BETA_TEST_KEY_OCT_2025
\{
"mcpServers":\{
"nano-banana": \{
"url": "https://agent.deepnlp.org/mcp?server_name=nano_banana&onekey=BETA_TEST_KEY_OCT_2025"
\},
"gemini": \{
"url": "https://agent.deepnlp.org/mcp?server_name=gemini&onekey=BETA_TEST_KEY_OCT_2025"
\},
\}
\}
\`\`\`
## 1.2 Locally Install (Python/uv)
\`\`\`
pip install gemini_mcp_onekey
pip install nano_banana_mcp_onekey
\`\`\`
mcp_config.json
\`\`\`
\{
"mcpServers":\{
"gemini": \{
"command": "uvx",
"args": [
"gemini_mcp_onekey"
],
"env": \{
"GOOGLE_API_KEY": "YOUR_GOOGLE_API_KEYS"
\}
\},
\}
\}
\`\`\`
## Tools
### gemini_image_api
**Parameters**
model: str = "gemini-2.5-flash-image",
prompt: str = "A detailed, cinematic image of a futuristic city.",
image_name: str = "gemini_output_images.png",
output_folder: Optional[str] = None,
aspect_ratio: str = "16:9",
image_size: str = "1K"
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