n8n-nodes-pollinations

n8n community nodes for Pollinations.AI - Generate images, text, and audio using AI models directly in your n8n workflows.

Features

• 🖼️ Image Generation - Create images from text prompts using various AI models
• 💬 Text Generation - Generate text with simple or advanced conversation modes
• 🎙️ Audio Generation - Text-to-speech and speech-to-text capabilities
• 👁️ Vision Analysis - Analyze and describe images using multimodal AI
• 🔐 Flexible Authentication - Support for API tokens or referrer-based auth

Installation

In n8n (Self-hosted)

1. Go to Settings → Community Nodes
2. Click Install a community node
3. Enter: n8n-nodes-pollinations
4. Click Install

Manual Installation

npm install n8n-nodes-pollinations

Then restart n8n.

Development Installation

# Clone the repository
git clone https://github.com/pollinations/n8n-nodes-pollinations.git
cd n8n-nodes-pollinations

# Install dependencies
npm install

# Build the package
npm run build

# Link to n8n (for local development)
npm link
cd ~/.n8n/custom
npm link n8n-nodes-pollinations

Authentication

Get Your API Token

1. Visit auth.pollinations.ai
2. Sign in with GitHub
3. Get your API token from your account settings

Configure Credentials

1. In n8n, add a Pollinations.AI API credential
2. Enter your API token (optional - you can use without authentication for limited access)
3. Optionally add a referrer domain for web app authentication

Note: You can use the nodes without authentication, but you'll have rate limits (1 request every 15 seconds for anonymous users).

Nodes

Pollinations.AI Image

Generate images from text prompts.

Operations

• Generate Image - Create an image from a text description
• List Models - Get available image generation models

Example: Generate an Image

Prompt: "a serene mountain landscape at sunrise"
Model: flux
Width: 1920
Height: 1080

The node returns:

• Binary data with the generated image
• JSON with image metadata and base64-encoded image data

Parameters

• Prompt (required) - Text description of the image
• Model - AI model to use (flux, turbo, etc.)
• Width/Height - Image dimensions in pixels
• Seed - Number for consistent results
• Remove Watermark - Remove Pollinations watermark (requires account)
• Enhance Prompt - Let AI improve your prompt
• Private - Hide from public feeds
• Safe Content Filter - Enable NSFW filtering
• Image-to-Image - Transform existing images (requires kontext model)

Pollinations.AI Text

Generate text using AI models.

Operations

• Generate Text (Simple) - Quick text generation from a prompt
• Generate Text (Advanced) - Full conversation with system prompts
• List Models - Get available text models

Example: Simple Text Generation

Prompt: "Explain quantum computing simply"
Model: openai
Temperature: 0.7

Example: Advanced Text Generation

Messages:
  - Role: system, Content: "You are a helpful assistant"
  - Role: user, Content: "Write a haiku about AI"
Model: openai
Temperature: 1.0
Max Tokens: 100

Parameters (Simple)

• Prompt (required) - Your question or task
• Model - AI model to use
• Temperature - Creativity level (0.0-3.0)
• Seed - For consistent responses
• System Prompt - Instructions for AI behavior
• JSON Response - Get response in JSON format
• Stream - Get real-time chunks

Parameters (Advanced)

• Messages - Conversation messages array
• Model - AI model to use
• Temperature - Creativity level
• Max Tokens - Maximum response length
• Reasoning Effort - How deeply AI thinks (minimal/low/medium/high)
• Stream - Real-time response chunks

Pollinations.AI Audio

Convert text to speech or transcribe audio.

Operations

• Text to Speech - Convert text to spoken audio
• Speech to Text - Transcribe audio files

Example: Text to Speech

Text: "Welcome to my app!"
Voice: nova

Returns binary audio data (MP3 format).

Example: Speech to Text

Audio Input: Binary Data
Binary Property: data
Audio Format: wav

Parameters (TTS)

• Text (required) - Text to convert
• Voice - Voice style (alloy, echo, fable, onyx, nova, shimmer)

Parameters (STT)

• Audio Input - Binary data or URL
• Binary Property - Name of binary property (if using binary)
• Audio URL - URL of audio file (if using URL)
• Audio Format - Format of audio (wav, mp3, m4a, ogg)

Pollinations.AI Vision

Analyze and describe images.

Operations

• Analyze Image - Describe or answer questions about images

Example: Analyze Image

Image Input: Binary Data
Binary Property: data
Prompt: "What's in this image?"
Model: openai
Max Tokens: 500

Parameters

• Model - Vision model (openai, openai-large, claude-hybridspace)
• Image Input - Binary data or URL
• Binary Property - Name of binary property (if using binary)
• Image URL - URL of image (if using URL)
• Prompt - Question or instruction about the image
• Max Tokens - Maximum response length

Usage Examples

Workflow: Generate Image and Analyze It

1. Pollinations.AI Image node

   • Operation: Generate Image
   • Prompt: "a cat wearing sunglasses"
   • Model: flux

2. Pollinations.AI Vision node

   • Operation: Analyze Image
   • Image Input: Binary Data
   • Binary Property: data (from previous node)
   • Prompt: "Describe this image in detail"

Workflow: Text to Speech Pipeline

1. Pollinations.AI Text node

   • Operation: Generate Text (Simple)
   • Prompt: "Write a short motivational quote"

2. Pollinations.AI Audio node

   • Operation: Text to Speech
   • Text: Use expression {{ $json.response }}
   • Voice: nova

Workflow: Transcribe Audio and Generate Summary

1. Pollinations.AI Audio node

   • Operation: Speech to Text
   • Audio Input: Binary Data
   • Binary Property: data

2. Pollinations.AI Text node

   • Operation: Generate Text (Advanced)
   • Messages:
     • System: "You are a helpful assistant that summarizes audio transcriptions"
     • User: {{ $json.transcription }}
   • Prompt: "Summarize this transcription"

Rate Limits

Register at auth.pollinations.ai for higher limits!

Models

Image Models

• flux
• turbo
• stable-diffusion
• kontext (for image-to-image)

Text Models

• openai
• mistral
• searchgpt
• gemini-search

Audio Models

• openai-audio

Vision Models

• openai
• openai-large
• claude-hybridspace

Resources

• Pollinations.AI Documentation
• Pollinations.AI Authentication
• n8n Documentation

License

MIT License - see LICENSE file for details.

Support

• GitHub Issues: Create an issue
• Pollinations.AI: Support

Contributing

Contributions are welcome! Please feel free to submit a Pull Request.

Made with ❤️ by the Pollinations.AI team