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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.


o3 is OpenAI's next-generation language model, representing a significant leap in performance, reasoning ability, and efficiency. Positioned between GPT-4 and GPT-4o in terms of evolution, o3 is engineered for advanced language understanding, content generation, multilingual communication, and code-related tasks—while maintaining faster speeds and lower latency than earlier models. As part of OpenAI’s GPT-4 Turbo family, o3 delivers high-quality outputs at scale, supporting both chat and completion endpoints. It’s currently used in various commercial and developer-facing tools for streamlined and intelligent interactions.


o3 is OpenAI's next-generation language model, representing a significant leap in performance, reasoning ability, and efficiency. Positioned between GPT-4 and GPT-4o in terms of evolution, o3 is engineered for advanced language understanding, content generation, multilingual communication, and code-related tasks—while maintaining faster speeds and lower latency than earlier models. As part of OpenAI’s GPT-4 Turbo family, o3 delivers high-quality outputs at scale, supporting both chat and completion endpoints. It’s currently used in various commercial and developer-facing tools for streamlined and intelligent interactions.


o3 is OpenAI's next-generation language model, representing a significant leap in performance, reasoning ability, and efficiency. Positioned between GPT-4 and GPT-4o in terms of evolution, o3 is engineered for advanced language understanding, content generation, multilingual communication, and code-related tasks—while maintaining faster speeds and lower latency than earlier models. As part of OpenAI’s GPT-4 Turbo family, o3 delivers high-quality outputs at scale, supporting both chat and completion endpoints. It’s currently used in various commercial and developer-facing tools for streamlined and intelligent interactions.

Heck.ai is a 100% free, web-based AI assistant platform offering unlimited ChatGPT-style conversations, AI-enhanced web search, document (PDF) analysis, code generation, and multimodal support—no registration required

Heck.ai is a 100% free, web-based AI assistant platform offering unlimited ChatGPT-style conversations, AI-enhanced web search, document (PDF) analysis, code generation, and multimodal support—no registration required

Heck.ai is a 100% free, web-based AI assistant platform offering unlimited ChatGPT-style conversations, AI-enhanced web search, document (PDF) analysis, code generation, and multimodal support—no registration required

Cognizise.com is an AI-powered platform that allows users to ask questions and receive AI-generated answers on a wide variety of topics. It serves as a comprehensive resource for exploring AI-generated content, ranging from technical queries to practical advice and discussions on current events.

Cognizise.com is an AI-powered platform that allows users to ask questions and receive AI-generated answers on a wide variety of topics. It serves as a comprehensive resource for exploring AI-generated content, ranging from technical queries to practical advice and discussions on current events.

Cognizise.com is an AI-powered platform that allows users to ask questions and receive AI-generated answers on a wide variety of topics. It serves as a comprehensive resource for exploring AI-generated content, ranging from technical queries to practical advice and discussions on current events.

Privacy AI is a mobile and desktop application designed to offer a completely offline and private AI chatbot experience. It processes all user interactions directly on the device, ensuring that no data is collected or shared, and eliminating the need for an internet connection after the initial download of AI models.

Privacy AI is a mobile and desktop application designed to offer a completely offline and private AI chatbot experience. It processes all user interactions directly on the device, ensuring that no data is collected or shared, and eliminating the need for an internet connection after the initial download of AI models.

Privacy AI is a mobile and desktop application designed to offer a completely offline and private AI chatbot experience. It processes all user interactions directly on the device, ensuring that no data is collected or shared, and eliminating the need for an internet connection after the initial download of AI models.

TavonnAI is an open-source AI platform offering access to 30-plus large language models (LLMs) that let you do chat, image generation, and create animated GIFs or visuals. For a fixed monthly subscription, users get “unlimited” usage—that means fewer restrictions, more freedom to experiment, and broad creative potential.

TavonnAI is an open-source AI platform offering access to 30-plus large language models (LLMs) that let you do chat, image generation, and create animated GIFs or visuals. For a fixed monthly subscription, users get “unlimited” usage—that means fewer restrictions, more freedom to experiment, and broad creative potential.

TavonnAI is an open-source AI platform offering access to 30-plus large language models (LLMs) that let you do chat, image generation, and create animated GIFs or visuals. For a fixed monthly subscription, users get “unlimited” usage—that means fewer restrictions, more freedom to experiment, and broad creative potential.

ChatBetter is an AI platform designed to unify access to all major large language models (LLMs) within a single chat interface. Built for productivity and accuracy, ChatBetter leverages automatic model selection to route every query to the most capable AI—eliminating guesswork about which model to use. Users can directly compare responses from OpenAI, Anthropic, Google, Meta, DeepSeek, Perplexity, Mistral, xAI, and Cohere models side by side, or merge answers for comprehensive insights. The system is crafted for teams and individuals alike, enabling complex research, planning, and writing tasks to be accomplished efficiently in one place.

ChatBetter is an AI platform designed to unify access to all major large language models (LLMs) within a single chat interface. Built for productivity and accuracy, ChatBetter leverages automatic model selection to route every query to the most capable AI—eliminating guesswork about which model to use. Users can directly compare responses from OpenAI, Anthropic, Google, Meta, DeepSeek, Perplexity, Mistral, xAI, and Cohere models side by side, or merge answers for comprehensive insights. The system is crafted for teams and individuals alike, enabling complex research, planning, and writing tasks to be accomplished efficiently in one place.

ChatBetter is an AI platform designed to unify access to all major large language models (LLMs) within a single chat interface. Built for productivity and accuracy, ChatBetter leverages automatic model selection to route every query to the most capable AI—eliminating guesswork about which model to use. Users can directly compare responses from OpenAI, Anthropic, Google, Meta, DeepSeek, Perplexity, Mistral, xAI, and Cohere models side by side, or merge answers for comprehensive insights. The system is crafted for teams and individuals alike, enabling complex research, planning, and writing tasks to be accomplished efficiently in one place.


LangChain is a powerful open-source framework designed to help developers build context-aware applications that leverage large language models (LLMs). It allows users to connect language models to various data sources, APIs, and memory components, enabling intelligent, multi-step reasoning and decision-making processes. LangChain supports both Python and JavaScript, providing modular building blocks for developers to create chatbots, AI assistants, retrieval-augmented generation (RAG) systems, and agent-based tools. The framework is widely adopted across industries for its flexibility in connecting structured and unstructured data with LLMs.


LangChain is a powerful open-source framework designed to help developers build context-aware applications that leverage large language models (LLMs). It allows users to connect language models to various data sources, APIs, and memory components, enabling intelligent, multi-step reasoning and decision-making processes. LangChain supports both Python and JavaScript, providing modular building blocks for developers to create chatbots, AI assistants, retrieval-augmented generation (RAG) systems, and agent-based tools. The framework is widely adopted across industries for its flexibility in connecting structured and unstructured data with LLMs.


LangChain is a powerful open-source framework designed to help developers build context-aware applications that leverage large language models (LLMs). It allows users to connect language models to various data sources, APIs, and memory components, enabling intelligent, multi-step reasoning and decision-making processes. LangChain supports both Python and JavaScript, providing modular building blocks for developers to create chatbots, AI assistants, retrieval-augmented generation (RAG) systems, and agent-based tools. The framework is widely adopted across industries for its flexibility in connecting structured and unstructured data with LLMs.

MI Team AI is a robust multi-LLM platform designed for enterprises seeking secure, scalable, and cost-effective AI access. It consolidates multiple AI models such as ChatGPT, Claude, Gemini, and various open-source large language models into a single platform, enabling users to switch seamlessly without juggling different tools. The platform supports deployment on private cloud or on-premises infrastructure to ensure complete data privacy and compliance. MI Team AI provides a unified workspace with role-based access controls, single sign-on (SSO), and comprehensive chat logs for transparency and auditability. It offers fixed licensing fees allowing unlimited team access under the company’s brand, making it ideal for organizations needing full control over AI usage.

MI Team AI is a robust multi-LLM platform designed for enterprises seeking secure, scalable, and cost-effective AI access. It consolidates multiple AI models such as ChatGPT, Claude, Gemini, and various open-source large language models into a single platform, enabling users to switch seamlessly without juggling different tools. The platform supports deployment on private cloud or on-premises infrastructure to ensure complete data privacy and compliance. MI Team AI provides a unified workspace with role-based access controls, single sign-on (SSO), and comprehensive chat logs for transparency and auditability. It offers fixed licensing fees allowing unlimited team access under the company’s brand, making it ideal for organizations needing full control over AI usage.

MI Team AI is a robust multi-LLM platform designed for enterprises seeking secure, scalable, and cost-effective AI access. It consolidates multiple AI models such as ChatGPT, Claude, Gemini, and various open-source large language models into a single platform, enabling users to switch seamlessly without juggling different tools. The platform supports deployment on private cloud or on-premises infrastructure to ensure complete data privacy and compliance. MI Team AI provides a unified workspace with role-based access controls, single sign-on (SSO), and comprehensive chat logs for transparency and auditability. It offers fixed licensing fees allowing unlimited team access under the company’s brand, making it ideal for organizations needing full control over AI usage.

Supernovas AI is an all-in-one AI chat workspace designed to empower teams with seamless access to the best AI models and data integration. It supports all major AI providers including OpenAI, Anthropic, Google Gemini, Azure OpenAI, and more, allowing users to prompt any AI model through a single subscription and platform. Supernovas AI enables building intelligent AI assistants that can access private data, databases, and APIs via Model Context Protocol (MCP). It offers advanced prompting tools, custom prompt templates, and integrated AI image generation and editing. The platform supports analyzing a wide range of document types such as PDFs, spreadsheets, legal documents, and images to generate rich responses including text and visuals, boosting productivity across teams worldwide.

Supernovas AI is an all-in-one AI chat workspace designed to empower teams with seamless access to the best AI models and data integration. It supports all major AI providers including OpenAI, Anthropic, Google Gemini, Azure OpenAI, and more, allowing users to prompt any AI model through a single subscription and platform. Supernovas AI enables building intelligent AI assistants that can access private data, databases, and APIs via Model Context Protocol (MCP). It offers advanced prompting tools, custom prompt templates, and integrated AI image generation and editing. The platform supports analyzing a wide range of document types such as PDFs, spreadsheets, legal documents, and images to generate rich responses including text and visuals, boosting productivity across teams worldwide.

Supernovas AI is an all-in-one AI chat workspace designed to empower teams with seamless access to the best AI models and data integration. It supports all major AI providers including OpenAI, Anthropic, Google Gemini, Azure OpenAI, and more, allowing users to prompt any AI model through a single subscription and platform. Supernovas AI enables building intelligent AI assistants that can access private data, databases, and APIs via Model Context Protocol (MCP). It offers advanced prompting tools, custom prompt templates, and integrated AI image generation and editing. The platform supports analyzing a wide range of document types such as PDFs, spreadsheets, legal documents, and images to generate rich responses including text and visuals, boosting productivity across teams worldwide.

LM Studio is a local large language model (LLM) platform that enables users to run and download powerful AI language models like LLaMa, MPT, and Gemma directly on their own computers. This platform supports Mac, Windows, and Linux operating systems, providing flexibility to users across different devices. LM Studio focuses on privacy and control by allowing users to work with AI models locally without relying on cloud-based services, ensuring data stays on the user’s device. It offers an easy-to-install interface with step-by-step guidance for setup, facilitating access to advanced AI capabilities for developers, researchers, and AI enthusiasts without requiring an internet connection.

LM Studio is a local large language model (LLM) platform that enables users to run and download powerful AI language models like LLaMa, MPT, and Gemma directly on their own computers. This platform supports Mac, Windows, and Linux operating systems, providing flexibility to users across different devices. LM Studio focuses on privacy and control by allowing users to work with AI models locally without relying on cloud-based services, ensuring data stays on the user’s device. It offers an easy-to-install interface with step-by-step guidance for setup, facilitating access to advanced AI capabilities for developers, researchers, and AI enthusiasts without requiring an internet connection.

LM Studio is a local large language model (LLM) platform that enables users to run and download powerful AI language models like LLaMa, MPT, and Gemma directly on their own computers. This platform supports Mac, Windows, and Linux operating systems, providing flexibility to users across different devices. LM Studio focuses on privacy and control by allowing users to work with AI models locally without relying on cloud-based services, ensuring data stays on the user’s device. It offers an easy-to-install interface with step-by-step guidance for setup, facilitating access to advanced AI capabilities for developers, researchers, and AI enthusiasts without requiring an internet connection.

LLM.co LLM-as-a-Service (LLMaaS) is a secure, enterprise-grade AI platform that provides private and fully managed large language model deployments tailored to an organization’s specific industry, workflows, and data. Unlike public LLM APIs, each client receives a dedicated, single-tenant model hosted in private clouds or virtual private clouds (VPCs), ensuring complete data privacy and compliance. The platform offers model fine-tuning on proprietary internal documents, semantic search, multi-document Q&A, custom AI agents, contract review, and offline AI capabilities for regulated industries. It removes infrastructure burdens by handling deployment, scaling, and monitoring, while enabling businesses to customize models for domain-specific language, regulatory compliance, and unique operational needs.

LLM.co LLM-as-a-Service (LLMaaS) is a secure, enterprise-grade AI platform that provides private and fully managed large language model deployments tailored to an organization’s specific industry, workflows, and data. Unlike public LLM APIs, each client receives a dedicated, single-tenant model hosted in private clouds or virtual private clouds (VPCs), ensuring complete data privacy and compliance. The platform offers model fine-tuning on proprietary internal documents, semantic search, multi-document Q&A, custom AI agents, contract review, and offline AI capabilities for regulated industries. It removes infrastructure burdens by handling deployment, scaling, and monitoring, while enabling businesses to customize models for domain-specific language, regulatory compliance, and unique operational needs.

LLM.co LLM-as-a-Service (LLMaaS) is a secure, enterprise-grade AI platform that provides private and fully managed large language model deployments tailored to an organization’s specific industry, workflows, and data. Unlike public LLM APIs, each client receives a dedicated, single-tenant model hosted in private clouds or virtual private clouds (VPCs), ensuring complete data privacy and compliance. The platform offers model fine-tuning on proprietary internal documents, semantic search, multi-document Q&A, custom AI agents, contract review, and offline AI capabilities for regulated industries. It removes infrastructure burdens by handling deployment, scaling, and monitoring, while enabling businesses to customize models for domain-specific language, regulatory compliance, and unique operational needs.
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.
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