- Privacy-Focused Organizations: Secure EU-hosted AI with no external data sharing.
- Governments & Institutions: GDPR-compliant tools for public sector needs.
- Developers & Builders: Unified API for reasoning, vision, code, and speech features.
- Sustainable Businesses: Track CO₂ emissions to meet green operational goals.
- Teams & Analysts: Handle documents, translations, and insights in chat securely.
How to Use GreenPT?
- Access AI Chat: Start with the platform for reasoning, image analysis, and speech-to-text.
- Integrate API: Programmatically call all capabilities from your applications.
- Select Models: Choose GreenL or GreenR for sustainable, self-hosted performance.
- Track Usage: Monitor real-time CO₂ and energy metrics for optimization.
- Renewable-Powered Hosting: 100% green energy with heat recovery for efficiency.
- Self-Hosted Models: Data stays in EU servers, no third-party APIs involved.
- Efficiency Optimizations: Smaller models via quantization save 20-30% compute.
- Full AI Stack: Reasoning, vision, code, docs, translation, speech in one place.
- Impact Transparency: Live dashboards show exact environmental footprint.
- Runs on fully renewable energy infrastructure.
- Keeps all data private in self-hosted EU setup.
- Single API covers diverse AI tasks simply.
- CO₂ insights promote smarter, greener usage.
- Limited to two main model options currently.
- Original training not on green servers.
- EU hosting may add latency outside Europe.
- Efficiency focus suits most but not all speed needs.
Starter
€ 450.00
Access to AI Chat
Upload and analyze documents
Basic support
AI Search
Pro
€ 1,750.00
Unlimited projects
Access to AI Chat
Upload and analyze documents
Basic support
AI Search
API Access
Teams
€ 1,750.00
Unlimited team members
Workspaces
AI Note taking (English only)
Prompt library
OneDrive
Google Drive
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OpenAI GPT-4o Audio is an advanced real-time AI-powered voice assistant that enables instant, natural, and expressive conversations with AI. Unlike previous AI voice models, GPT-4o Audio can listen, understand, and respond within milliseconds, making interactions feel fluid and human-like. This model is designed to process and generate speech with emotion, tone, and contextual awareness, making it suitable for applications such as AI assistants, voice interactions, real-time translations, and accessibility tools.
OpenAI GPT-4o Audio is an advanced real-time AI-powered voice assistant that enables instant, natural, and expressive conversations with AI. Unlike previous AI voice models, GPT-4o Audio can listen, understand, and respond within milliseconds, making interactions feel fluid and human-like. This model is designed to process and generate speech with emotion, tone, and contextual awareness, making it suitable for applications such as AI assistants, voice interactions, real-time translations, and accessibility tools.
OpenAI GPT-4o Audio is an advanced real-time AI-powered voice assistant that enables instant, natural, and expressive conversations with AI. Unlike previous AI voice models, GPT-4o Audio can listen, understand, and respond within milliseconds, making interactions feel fluid and human-like. This model is designed to process and generate speech with emotion, tone, and contextual awareness, making it suitable for applications such as AI assistants, voice interactions, real-time translations, and accessibility tools.
OpenAI - GPT 4.1
GPT-4.1 is OpenAI’s newest multimodal large language model, designed to deliver highly capable, efficient, and intelligent performance across a broad range of tasks. It builds on the foundation of GPT-4 and GPT-4 Turbo, offering enhanced reasoning, greater factual accuracy, and smoother integration with tools like code interpreters, retrieval systems, and image understanding. With native support for a 128K token context window, function calling, and robust tool usage, GPT-4.1 brings AI closer to behaving like a reliable, adaptive assistant—ready to work, build, and collaborate across tasks with speed and precision.
OpenAI - GPT 4.1
GPT-4.1 is OpenAI’s newest multimodal large language model, designed to deliver highly capable, efficient, and intelligent performance across a broad range of tasks. It builds on the foundation of GPT-4 and GPT-4 Turbo, offering enhanced reasoning, greater factual accuracy, and smoother integration with tools like code interpreters, retrieval systems, and image understanding. With native support for a 128K token context window, function calling, and robust tool usage, GPT-4.1 brings AI closer to behaving like a reliable, adaptive assistant—ready to work, build, and collaborate across tasks with speed and precision.
OpenAI - GPT 4.1
GPT-4.1 is OpenAI’s newest multimodal large language model, designed to deliver highly capable, efficient, and intelligent performance across a broad range of tasks. It builds on the foundation of GPT-4 and GPT-4 Turbo, offering enhanced reasoning, greater factual accuracy, and smoother integration with tools like code interpreters, retrieval systems, and image understanding. With native support for a 128K token context window, function calling, and robust tool usage, GPT-4.1 brings AI closer to behaving like a reliable, adaptive assistant—ready to work, build, and collaborate across tasks with speed and precision.
DeepSeek-V2
DeepSeek V2 is an open-source, Mixture‑of‑Experts (MoE) language model developed by DeepSeek-AI, released in May 2024. It features a massive 236 B total parameters with approximately 21 B activated per token, supports up to 128 K token context, and adopts innovative MLA (Multi‑head Latent Attention) and sparse expert routing. DeepSeek V2 delivers top-tier performance on benchmarks while cutting training and inference costs significantly.
DeepSeek-V2
DeepSeek V2 is an open-source, Mixture‑of‑Experts (MoE) language model developed by DeepSeek-AI, released in May 2024. It features a massive 236 B total parameters with approximately 21 B activated per token, supports up to 128 K token context, and adopts innovative MLA (Multi‑head Latent Attention) and sparse expert routing. DeepSeek V2 delivers top-tier performance on benchmarks while cutting training and inference costs significantly.
DeepSeek-V2
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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.
Vapi AI
Vapi.ai is an advanced developer-focused platform that enables the creation of AI-driven voice and conversational applications. It provides APIs and tools to build intelligent voice agents, handle real-time conversations, and integrate speech recognition, text-to-speech, and natural language processing into apps and services effortlessly.
Vapi AI
Vapi.ai is an advanced developer-focused platform that enables the creation of AI-driven voice and conversational applications. It provides APIs and tools to build intelligent voice agents, handle real-time conversations, and integrate speech recognition, text-to-speech, and natural language processing into apps and services effortlessly.
Vapi AI
Vapi.ai is an advanced developer-focused platform that enables the creation of AI-driven voice and conversational applications. It provides APIs and tools to build intelligent voice agents, handle real-time conversations, and integrate speech recognition, text-to-speech, and natural language processing into apps and services effortlessly.
Genloop AI
Genloop is a platform that empowers enterprises to build, deploy, and manage custom, private large language models (LLMs) tailored to their business data and requirements — all with minimal development effort. It turns enterprise data into intelligent, conversational insights, allowing users to ask business questions in natural language and receive actionable analysis instantly. The platform enables organizations to confidently manage their data-driven decision-making by offering advanced fine-tuning, automation, and deployment tools. Businesses can transform their existing datasets into private AI assistants that deliver accurate insights, while maintaining complete security and compliance. Genloop’s focus is on bridging the gap between AI and enterprise data operations, providing a scalable, trustworthy, and adaptive solution for teams that want to leverage AI without extensive coding or infrastructure complexity.
Genloop AI
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Genloop AI
Genloop is a platform that empowers enterprises to build, deploy, and manage custom, private large language models (LLMs) tailored to their business data and requirements — all with minimal development effort. It turns enterprise data into intelligent, conversational insights, allowing users to ask business questions in natural language and receive actionable analysis instantly. The platform enables organizations to confidently manage their data-driven decision-making by offering advanced fine-tuning, automation, and deployment tools. Businesses can transform their existing datasets into private AI assistants that deliver accurate insights, while maintaining complete security and compliance. Genloop’s focus is on bridging the gap between AI and enterprise data operations, providing a scalable, trustworthy, and adaptive solution for teams that want to leverage AI without extensive coding or infrastructure complexity.
Soket AI
Soket AI is an Indian deep-tech startup building sovereign, multilingual foundational AI models and real-time voice/speech APIs designed for Indic languages and global scale. By focusing on language diversity, cultural context and ethical AI, Soket AI aims to develop models that recognise and respond across many languages, while delivering enterprise-grade capabilities for sectors such as defence, healthcare, education and governance.
Soket AI
Soket AI is an Indian deep-tech startup building sovereign, multilingual foundational AI models and real-time voice/speech APIs designed for Indic languages and global scale. By focusing on language diversity, cultural context and ethical AI, Soket AI aims to develop models that recognise and respond across many languages, while delivering enterprise-grade capabilities for sectors such as defence, healthcare, education and governance.
Soket AI
Soket AI is an Indian deep-tech startup building sovereign, multilingual foundational AI models and real-time voice/speech APIs designed for Indic languages and global scale. By focusing on language diversity, cultural context and ethical AI, Soket AI aims to develop models that recognise and respond across many languages, while delivering enterprise-grade capabilities for sectors such as defence, healthcare, education and governance.
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.
ChatBetter
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
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
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.
ChatHub
ChatHub is a platform that allows users to simultaneously interact with multiple AI chatbots, providing diverse AI-generated responses for enhanced insights and confidence. It supports top AI models like GPT-5, Claude 4, Gemini 2.5, Llama 3.3, and over 20 others, all accessible under one subscription. Users can input one question and receive multiple perspectives from these models, helping to cross-verify information and minimize hallucinations. ChatHub also includes AI-powered image generation using models such as DALL-E 3 and Stable Diffusion, file upload and analysis for documents and images, and features like AI-powered web search, code preview, prompt libraries, and productivity tools.
ChatHub
ChatHub is a platform that allows users to simultaneously interact with multiple AI chatbots, providing diverse AI-generated responses for enhanced insights and confidence. It supports top AI models like GPT-5, Claude 4, Gemini 2.5, Llama 3.3, and over 20 others, all accessible under one subscription. Users can input one question and receive multiple perspectives from these models, helping to cross-verify information and minimize hallucinations. ChatHub also includes AI-powered image generation using models such as DALL-E 3 and Stable Diffusion, file upload and analysis for documents and images, and features like AI-powered web search, code preview, prompt libraries, and productivity tools.
ChatHub
ChatHub is a platform that allows users to simultaneously interact with multiple AI chatbots, providing diverse AI-generated responses for enhanced insights and confidence. It supports top AI models like GPT-5, Claude 4, Gemini 2.5, Llama 3.3, and over 20 others, all accessible under one subscription. Users can input one question and receive multiple perspectives from these models, helping to cross-verify information and minimize hallucinations. ChatHub also includes AI-powered image generation using models such as DALL-E 3 and Stable Diffusion, file upload and analysis for documents and images, and features like AI-powered web search, code preview, prompt libraries, and productivity tools.
LLM Chat
LLMChat is a privacy-focused, open-source AI chatbot platform designed for advanced research, agentic workflows, and seamless interaction with multiple large language models (LLMs). It offers users a minimalistic and intuitive interface enabling deep exploration of complex topics with modes like Deep Research and Pro Search, which incorporates real-time web integration for current data. The platform emphasizes user privacy by storing all chat history locally in the browser, ensuring conversations never leave the device. LLMChat supports many popular LLM providers such as OpenAI, Anthropic, Google, and more, allowing users to customize AI assistants with personalized instructions and knowledge bases for a wide variety of applications ranging from research to content generation and coding assistance.
LLM Chat
LLMChat is a privacy-focused, open-source AI chatbot platform designed for advanced research, agentic workflows, and seamless interaction with multiple large language models (LLMs). It offers users a minimalistic and intuitive interface enabling deep exploration of complex topics with modes like Deep Research and Pro Search, which incorporates real-time web integration for current data. The platform emphasizes user privacy by storing all chat history locally in the browser, ensuring conversations never leave the device. LLMChat supports many popular LLM providers such as OpenAI, Anthropic, Google, and more, allowing users to customize AI assistants with personalized instructions and knowledge bases for a wide variety of applications ranging from research to content generation and coding assistance.
LLM Chat
LLMChat is a privacy-focused, open-source AI chatbot platform designed for advanced research, agentic workflows, and seamless interaction with multiple large language models (LLMs). It offers users a minimalistic and intuitive interface enabling deep exploration of complex topics with modes like Deep Research and Pro Search, which incorporates real-time web integration for current data. The platform emphasizes user privacy by storing all chat history locally in the browser, ensuring conversations never leave the device. LLMChat supports many popular LLM providers such as OpenAI, Anthropic, Google, and more, allowing users to customize AI assistants with personalized instructions and knowledge bases for a wide variety of applications ranging from research to content generation and coding assistance.
OmniGPT
OmniGPT.co is an AI-powered productivity platform that enables individuals and teams to create custom AI assistants and access multiple advanced AI models in one centralized workspace. The platform supports tasks such as content generation, document analysis, knowledge retrieval, and domain-specific assistance by connecting AI agents to tools like Google Workspace and Notion. Designed for ease of use, OmniGPT allows users to build and customize AI helpers without coding, helping teams work faster and make better use of artificial intelligence across everyday tasks.
OmniGPT
OmniGPT.co is an AI-powered productivity platform that enables individuals and teams to create custom AI assistants and access multiple advanced AI models in one centralized workspace. The platform supports tasks such as content generation, document analysis, knowledge retrieval, and domain-specific assistance by connecting AI agents to tools like Google Workspace and Notion. Designed for ease of use, OmniGPT allows users to build and customize AI helpers without coding, helping teams work faster and make better use of artificial intelligence across everyday tasks.
OmniGPT
OmniGPT.co is an AI-powered productivity platform that enables individuals and teams to create custom AI assistants and access multiple advanced AI models in one centralized workspace. The platform supports tasks such as content generation, document analysis, knowledge retrieval, and domain-specific assistance by connecting AI agents to tools like Google Workspace and Notion. Designed for ease of use, OmniGPT allows users to build and customize AI helpers without coding, helping teams work faster and make better use of artificial intelligence across everyday tasks.
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.
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