AI Model Hub

Note: The AI Model Hub promotional period ended on September 30, 2025, but your journey continues by scaling your innovations from prototype to production with our simple, pay-as-you-go pricing.

The IONOS AI Model Hub is a fully managed platform that makes it easy to build powerful, AI-driven applications. Leverage foundation models, vector databases, and Retrieval-Augmented Generation (RAG) capabilities—all while ensuring robust data privacy, security, and compliance.

Whether generating content, building chatbots, enriching applications with AI-generated images, or implementing semantic search — AI Model Hub gives you the tools to bring your ideas to life.

Prerequisite: An Authentication Token is necessary to access and use the AI Model Hub. If you have no Authentication Token yet, you can generate one using the Access Management tutorial.

Product Overview

Get started with the foundational concepts and platform features.

Overview

Learn about the AI Model Hub's capabilities and core AI principles.

Models

Learn more about the models offered and their key distinctions.

Data Handling

Understand how your data is managed and protected within the platform.

Advanced Concepts

Deepen your understanding of the AI Model Hub’s technical capabilities.

Embeddings

Discover how embeddings power semantic similarity and search.

Tool Calling

Learn how to connect models to tools and APIs for dynamic responses.

Use Cases

Explore practical AI applications powered by the IONOS AI Model Hub.

Enrich Text with Images

Generate high-quality images based on text prompts.

Semantic Search

Implement semantic search across your document collections.

Tutorials

Step-by-step guides to help you integrate and scale AI in your projects.

Access Management

Set up your contract and user accounts.

Rate Limits

Understand rate limits of the IONOS AI Model Hub.

Text Generation

Use Large Language Models (LLMs) to generate high-quality content.

Tool Calling

Enable AI-driven workflows through dynamic tool calling.

Image Generation

Create visuals from text using diffusion models.

Text Embeddings

Generate vector embeddings for semantic similarity tasks.

Document Collections

Persist and manage custom data for fine-tuned responses.

Retrieval Augmented Generation

Build your first RAG pipeline combining knowledge and LLMs.

Tool Integration

Integrate the AI Model Hub with external tools and apps.

Developer Tools

Explore the available APIs to programmatically interact with the AI Model Hub.

AI Model Hub - Inference API

API Documentation for the AI Model Hub endpoints.

AI Model Hub - OpenAI compatible API

API Documentation for the OpenAI compatible AI Model Hub endpoints.