- Developers & AI Engineers: Easily access, test, and switch between major LLMs via a unified API.
- Product Teams & Startups: Build scalable AI features and workflows with multi-provider redundancy.
- Organizations & Enterprises: Control user data across models and enforce provider-specific security.
- Researchers & Data Scientists: Compare, evaluate, and deploy diverse models in real-world projects.
- Technical Creators: Experiment with new LLM features, including PDF & voice input across models.
How to Use OpenRouter?
- Sign Up & Create Account: Access platform features and set up a team or organization workspace.
- Generate API Key: Use the API key for seamless integration with any supported model or provider.
- Switch & Compare Models: Select from 400+ LLMs and dynamically adjust routing for redundancy.
- Manage Data & Security: Set prompt and data governance to route only trusted providers and models.
- Unified API Access: Integrates all major LLMs with OpenAI SDK compatibility out of the box.
- Distributed Edge Infrastructure: Runs at the edge for low-latency, high reliability, and failover support.
- Flexible Credit System: Credits work across models and providers for cost-effective scaling.
- Fine-Grained Data Policies: Enforce security and prompt governance organization-wide.
- Extensive Model Selection: Access 400+ models from 60+ providers with multi-modal capabilities.
- Seamless integration and model switching for maximum flexibility.
- OpenRouter’s edge infrastructure delivers fast, dependable AI inference.
- Cost controls and credit system simplify budgeting and scaling.
- Robust governance tools for organizational security and data privacy.
- May require API learning curve for teams new to multi-model routing.
- Some advanced features are only available for organizations.
- Speed can vary based on the chosen provider and routing options.
- Frequent updates may demand ongoing adaptation for best results.
Custom
Pricing information is not directly provided.
Proud of the love you're getting? Show off your AI Toolbook reviews—then invite more fans to share the love and build your credibility.
Add an AI Toolbook badge to your site—an easy way to drive followers, showcase updates, and collect reviews. It's like a mini 24/7 billboard for your AI.
Reviews
Rating Distribution
Average score
Popular Mention
FAQs
Similar AI Tools
OpenAI’s Real-Time API is a game-changing advancement in AI interaction, enabling developers to build apps that respond instantly—literally in milliseconds—to user inputs. It drastically reduces the response latency of OpenAI’s GPT-4o model to as low as 100 milliseconds, unlocking a whole new world of AI-powered experiences that feel more human, responsive, and conversational in real time. Whether you're building a live voice assistant, a responsive chatbot, or interactive multiplayer tools powered by AI, this API puts real in real-time AI.
OpenAI’s Real-Time API is a game-changing advancement in AI interaction, enabling developers to build apps that respond instantly—literally in milliseconds—to user inputs. It drastically reduces the response latency of OpenAI’s GPT-4o model to as low as 100 milliseconds, unlocking a whole new world of AI-powered experiences that feel more human, responsive, and conversational in real time. Whether you're building a live voice assistant, a responsive chatbot, or interactive multiplayer tools powered by AI, this API puts real in real-time AI.
OpenAI’s Real-Time API is a game-changing advancement in AI interaction, enabling developers to build apps that respond instantly—literally in milliseconds—to user inputs. It drastically reduces the response latency of OpenAI’s GPT-4o model to as low as 100 milliseconds, unlocking a whole new world of AI-powered experiences that feel more human, responsive, and conversational in real time. Whether you're building a live voice assistant, a responsive chatbot, or interactive multiplayer tools powered by AI, this API puts real in real-time AI.
GPT-4.1 Mini is a lightweight version of OpenAI’s advanced GPT-4.1 model, designed for efficiency, speed, and affordability without compromising much on performance. Tailored for developers and teams who need capable AI reasoning and natural language processing in smaller-scale or cost-sensitive applications, GPT-4.1 Mini brings the power of GPT-4.1 into a more accessible form factor. Perfect for chatbots, content suggestions, productivity tools, and streamlined AI experiences, this compact model still delivers impressive accuracy, fast responses, and a reliable understanding of nuanced prompts—all while using fewer resources.
GPT-4.1 Mini is a lightweight version of OpenAI’s advanced GPT-4.1 model, designed for efficiency, speed, and affordability without compromising much on performance. Tailored for developers and teams who need capable AI reasoning and natural language processing in smaller-scale or cost-sensitive applications, GPT-4.1 Mini brings the power of GPT-4.1 into a more accessible form factor. Perfect for chatbots, content suggestions, productivity tools, and streamlined AI experiences, this compact model still delivers impressive accuracy, fast responses, and a reliable understanding of nuanced prompts—all while using fewer resources.
GPT-4.1 Mini is a lightweight version of OpenAI’s advanced GPT-4.1 model, designed for efficiency, speed, and affordability without compromising much on performance. Tailored for developers and teams who need capable AI reasoning and natural language processing in smaller-scale or cost-sensitive applications, GPT-4.1 Mini brings the power of GPT-4.1 into a more accessible form factor. Perfect for chatbots, content suggestions, productivity tools, and streamlined AI experiences, this compact model still delivers impressive accuracy, fast responses, and a reliable understanding of nuanced prompts—all while using fewer resources.
GPT-4o Realtime Preview is OpenAI’s latest and most advanced multimodal AI model—designed for lightning-fast, real-time interaction across text, vision, and audio. The "o" stands for "omni," reflecting its groundbreaking ability to understand and generate across multiple input and output types. With human-like responsiveness, low latency, and top-tier intelligence, GPT-4o Realtime Preview offers a glimpse into the future of natural AI interfaces. Whether you're building voice assistants, dynamic UIs, or smart multi-input applications, GPT-4o is the new gold standard in real-time AI performance.
GPT-4o Realtime Preview is OpenAI’s latest and most advanced multimodal AI model—designed for lightning-fast, real-time interaction across text, vision, and audio. The "o" stands for "omni," reflecting its groundbreaking ability to understand and generate across multiple input and output types. With human-like responsiveness, low latency, and top-tier intelligence, GPT-4o Realtime Preview offers a glimpse into the future of natural AI interfaces. Whether you're building voice assistants, dynamic UIs, or smart multi-input applications, GPT-4o is the new gold standard in real-time AI performance.
GPT-4o Realtime Preview is OpenAI’s latest and most advanced multimodal AI model—designed for lightning-fast, real-time interaction across text, vision, and audio. The "o" stands for "omni," reflecting its groundbreaking ability to understand and generate across multiple input and output types. With human-like responsiveness, low latency, and top-tier intelligence, GPT-4o Realtime Preview offers a glimpse into the future of natural AI interfaces. Whether you're building voice assistants, dynamic UIs, or smart multi-input applications, GPT-4o is the new gold standard in real-time AI performance.
OpenAI GPT Image 1
GPT-Image-1 is OpenAI's state-of-the-art vision model designed to understand and interpret images with human-like perception. It enables developers and businesses to analyze, summarize, and extract detailed insights from images using natural language. Whether you're building AI agents, accessibility tools, or image-driven workflows, GPT-Image-1 brings powerful multimodal capabilities into your applications with impressive accuracy. Optimized for use via API, it can handle diverse image types—charts, screenshots, photographs, documents, and more—making it one of the most versatile models in OpenAI’s portfolio.
OpenAI GPT Image 1
GPT-Image-1 is OpenAI's state-of-the-art vision model designed to understand and interpret images with human-like perception. It enables developers and businesses to analyze, summarize, and extract detailed insights from images using natural language. Whether you're building AI agents, accessibility tools, or image-driven workflows, GPT-Image-1 brings powerful multimodal capabilities into your applications with impressive accuracy. Optimized for use via API, it can handle diverse image types—charts, screenshots, photographs, documents, and more—making it one of the most versatile models in OpenAI’s portfolio.
OpenAI GPT Image 1
GPT-Image-1 is OpenAI's state-of-the-art vision model designed to understand and interpret images with human-like perception. It enables developers and businesses to analyze, summarize, and extract detailed insights from images using natural language. Whether you're building AI agents, accessibility tools, or image-driven workflows, GPT-Image-1 brings powerful multimodal capabilities into your applications with impressive accuracy. Optimized for use via API, it can handle diverse image types—charts, screenshots, photographs, documents, and more—making it one of the most versatile models in OpenAI’s portfolio.
key AI
Key.ai is an AI-powered professional networking platform that helps communities and organizers build, engage, and manage members and events—all in one place. With features like conversational chat spaces, AI-generated activity summaries, and seamless event hosting (online, offline, or hybrid), Key.ai enables more meaningful networking and insights-driven community growth.
key AI
Key.ai is an AI-powered professional networking platform that helps communities and organizers build, engage, and manage members and events—all in one place. With features like conversational chat spaces, AI-generated activity summaries, and seamless event hosting (online, offline, or hybrid), Key.ai enables more meaningful networking and insights-driven community growth.
key AI
Key.ai is an AI-powered professional networking platform that helps communities and organizers build, engage, and manage members and events—all in one place. With features like conversational chat spaces, AI-generated activity summaries, and seamless event hosting (online, offline, or hybrid), Key.ai enables more meaningful networking and insights-driven community growth.
FlowGen
FlowGen AI is an AI-powered platform designed to consolidate scattered team tools and data into a unified, real-time, and actionable knowledge hub. Its primary goal is to streamline workflows, boost productivity, eliminate constant context-switching, and empower teams to make faster, more informed decisions by providing proactive insights and direct action capabilities across integrated applications.
FlowGen
FlowGen AI is an AI-powered platform designed to consolidate scattered team tools and data into a unified, real-time, and actionable knowledge hub. Its primary goal is to streamline workflows, boost productivity, eliminate constant context-switching, and empower teams to make faster, more informed decisions by providing proactive insights and direct action capabilities across integrated applications.
FlowGen
FlowGen AI is an AI-powered platform designed to consolidate scattered team tools and data into a unified, real-time, and actionable knowledge hub. Its primary goal is to streamline workflows, boost productivity, eliminate constant context-switching, and empower teams to make faster, more informed decisions by providing proactive insights and direct action capabilities across integrated applications.
Open AI GPT 5
GPT-5 is OpenAI’s smartest and most versatile AI model yet, delivering expert-level intelligence across coding, writing, math, health, and multimodal tasks. It is a unified system that dynamically determines when to respond quickly or engage in deeper reasoning, providing accurate and context-aware answers. Powered by advanced neural architectures, GPT-5 significantly reduces hallucinations, enhances instruction following, and excels in real-world applications like software development, creative writing, and health guidance, making it a powerful AI assistant for a broad range of complex tasks and everyday needs.
Open AI GPT 5
GPT-5 is OpenAI’s smartest and most versatile AI model yet, delivering expert-level intelligence across coding, writing, math, health, and multimodal tasks. It is a unified system that dynamically determines when to respond quickly or engage in deeper reasoning, providing accurate and context-aware answers. Powered by advanced neural architectures, GPT-5 significantly reduces hallucinations, enhances instruction following, and excels in real-world applications like software development, creative writing, and health guidance, making it a powerful AI assistant for a broad range of complex tasks and everyday needs.
Open AI GPT 5
GPT-5 is OpenAI’s smartest and most versatile AI model yet, delivering expert-level intelligence across coding, writing, math, health, and multimodal tasks. It is a unified system that dynamically determines when to respond quickly or engage in deeper reasoning, providing accurate and context-aware answers. Powered by advanced neural architectures, GPT-5 significantly reduces hallucinations, enhances instruction following, and excels in real-world applications like software development, creative writing, and health guidance, making it a powerful AI assistant for a broad range of complex tasks and everyday needs.
LLM Gateway
LLM Gateway is a unified API gateway designed to simplify working with large language models (LLMs) from multiple providers by offering a single, OpenAI-compatible endpoint. Whether using OpenAI, Anthropic, Google Vertex AI, or others, developers can route, monitor, and manage requests—all without altering existing code. Available as an open-source self-hosted option (MIT-licensed) or hosted service, it combines powerful features for analytics, cost optimization, and performance management—all under one roof.
LLM Gateway
LLM Gateway is a unified API gateway designed to simplify working with large language models (LLMs) from multiple providers by offering a single, OpenAI-compatible endpoint. Whether using OpenAI, Anthropic, Google Vertex AI, or others, developers can route, monitor, and manage requests—all without altering existing code. Available as an open-source self-hosted option (MIT-licensed) or hosted service, it combines powerful features for analytics, cost optimization, and performance management—all under one roof.
LLM Gateway
LLM Gateway is a unified API gateway designed to simplify working with large language models (LLMs) from multiple providers by offering a single, OpenAI-compatible endpoint. Whether using OpenAI, Anthropic, Google Vertex AI, or others, developers can route, monitor, and manage requests—all without altering existing code. Available as an open-source self-hosted option (MIT-licensed) or hosted service, it combines powerful features for analytics, cost optimization, and performance management—all under one roof.
LibreChat
LibreChat is an open-source AI chat platform designed for developers, teams, and enterprises looking for customizable and secure conversational AI solutions. It enables users to integrate leading AI models like OpenAI, Anthropic, AWS, and Azure, giving them full control over performance, data, and privacy. LibreChat also supports multimodal interactions, code execution, and advanced agent capabilities that handle files, APIs, and workspace tasks. With its modular architecture and developer-friendly integrations, LibreChat empowers organizations to deploy, extend, and scale AI-driven assistants effortlessly.
LibreChat
LibreChat is an open-source AI chat platform designed for developers, teams, and enterprises looking for customizable and secure conversational AI solutions. It enables users to integrate leading AI models like OpenAI, Anthropic, AWS, and Azure, giving them full control over performance, data, and privacy. LibreChat also supports multimodal interactions, code execution, and advanced agent capabilities that handle files, APIs, and workspace tasks. With its modular architecture and developer-friendly integrations, LibreChat empowers organizations to deploy, extend, and scale AI-driven assistants effortlessly.
LibreChat
LibreChat is an open-source AI chat platform designed for developers, teams, and enterprises looking for customizable and secure conversational AI solutions. It enables users to integrate leading AI models like OpenAI, Anthropic, AWS, and Azure, giving them full control over performance, data, and privacy. LibreChat also supports multimodal interactions, code execution, and advanced agent capabilities that handle files, APIs, and workspace tasks. With its modular architecture and developer-friendly integrations, LibreChat empowers organizations to deploy, extend, and scale AI-driven assistants effortlessly.
Lumio AI
Lumio AI is a multi-model artificial intelligence platform that brings access to multiple top AI models like ChatGPT, Claude, Gemini, Grok, DeepSeek, and more into one unified workspace, enabling users to interact with the best AI for each task through a single interface. Why settle for one perspective when you can have many? With the Multi-LLM system, researchers, developers, and business professionals gain access to multiple AI models delivering sharper insights, faster solutions, and smarter decisions, all in one powerful platform.
Lumio AI
Lumio AI is a multi-model artificial intelligence platform that brings access to multiple top AI models like ChatGPT, Claude, Gemini, Grok, DeepSeek, and more into one unified workspace, enabling users to interact with the best AI for each task through a single interface. Why settle for one perspective when you can have many? With the Multi-LLM system, researchers, developers, and business professionals gain access to multiple AI models delivering sharper insights, faster solutions, and smarter decisions, all in one powerful platform.
Lumio AI
Lumio AI is a multi-model artificial intelligence platform that brings access to multiple top AI models like ChatGPT, Claude, Gemini, Grok, DeepSeek, and more into one unified workspace, enabling users to interact with the best AI for each task through a single interface. Why settle for one perspective when you can have many? With the Multi-LLM system, researchers, developers, and business professionals gain access to multiple AI models delivering sharper insights, faster solutions, and smarter decisions, all in one powerful platform.
Grist
Grist is a collaborative spreadsheet platform designed to help teams build powerful relational data applications while retaining the familiar feel of a spreadsheet. Instead of limiting users to flat tables and formulas, Grist allows data to be structured relationally, enabling more complex logic, references, and workflows. It combines the flexibility of spreadsheets with the rigor of databases, making it suitable for internal tools, operational dashboards, trackers, and lightweight business applications. Being open-source and self-hostable, Grist gives organizations full control over their data, security, and infrastructure.
Grist
Grist is a collaborative spreadsheet platform designed to help teams build powerful relational data applications while retaining the familiar feel of a spreadsheet. Instead of limiting users to flat tables and formulas, Grist allows data to be structured relationally, enabling more complex logic, references, and workflows. It combines the flexibility of spreadsheets with the rigor of databases, making it suitable for internal tools, operational dashboards, trackers, and lightweight business applications. Being open-source and self-hostable, Grist gives organizations full control over their data, security, and infrastructure.
Grist
Grist is a collaborative spreadsheet platform designed to help teams build powerful relational data applications while retaining the familiar feel of a spreadsheet. Instead of limiting users to flat tables and formulas, Grist allows data to be structured relationally, enabling more complex logic, references, and workflows. It combines the flexibility of spreadsheets with the rigor of databases, making it suitable for internal tools, operational dashboards, trackers, and lightweight business applications. Being open-source and self-hostable, Grist gives organizations full control over their data, security, and infrastructure.
GPT Proto
GPT Proto provides developers with a unified API to access top AI models for text, image, video, and audio generation, offering rock-solid uptime, lightning-fast responses, and the lowest prices without managing multiple keys or platforms. It aggregates leading models like GPT-5 series, Claude Opus/Sonnet/Haiku, Gemini variants, Grok, and specialized tools for creators, with significant discounts such as 40% off market rates on many. From solo projects to enterprise scale, it ensures 95% of requests respond within 20 seconds, half in just 6 seconds, via robust infrastructure and failover. Quick setup lets you sign up, add credits, generate one API key, and integrate seamlessly into apps, agents, or workflows for prototyping or production.
GPT Proto
GPT Proto provides developers with a unified API to access top AI models for text, image, video, and audio generation, offering rock-solid uptime, lightning-fast responses, and the lowest prices without managing multiple keys or platforms. It aggregates leading models like GPT-5 series, Claude Opus/Sonnet/Haiku, Gemini variants, Grok, and specialized tools for creators, with significant discounts such as 40% off market rates on many. From solo projects to enterprise scale, it ensures 95% of requests respond within 20 seconds, half in just 6 seconds, via robust infrastructure and failover. Quick setup lets you sign up, add credits, generate one API key, and integrate seamlessly into apps, agents, or workflows for prototyping or production.
GPT Proto
GPT Proto provides developers with a unified API to access top AI models for text, image, video, and audio generation, offering rock-solid uptime, lightning-fast responses, and the lowest prices without managing multiple keys or platforms. It aggregates leading models like GPT-5 series, Claude Opus/Sonnet/Haiku, Gemini variants, Grok, and specialized tools for creators, with significant discounts such as 40% off market rates on many. From solo projects to enterprise scale, it ensures 95% of requests respond within 20 seconds, half in just 6 seconds, via robust infrastructure and failover. Quick setup lets you sign up, add credits, generate one API key, and integrate seamlessly into apps, agents, or workflows for prototyping or production.
Editorial Note
This page was researched and written by the ATB Editorial Team. Our team researches each AI tool by reviewing its official website, testing features, exploring real use cases, and considering user feedback. Every page is fact-checked and regularly updated to ensure the information stays accurate, neutral, and useful for our readers.
If you have any suggestions or questions, email us at hello@aitoolbook.ai