GPT2 Alternatives (September 2025)

We’re on a journey to advance and democratize artificial intelligence through open source and open science.

Over 300 applications are delivering GPT-3–powered search, conversation, text completion, and other advanced AI features through our API.

We’re on a journey to advance and democratize artificial intelligence through open source and open science.

We believe our research will eventually lead to artificial general intelligence, a system that can solve human-level problems. Building safe and beneficial AGI is our mission.

H2O.ai has released open-source product h2oGPT for enterprises to build transparent and secure chatbot applications similar to ChatGPT.

Open source deep learning training platform that enables data scientists to train better models, with built-in hyperparameter tuning and distributed training

Today, we’re introducing Meta Llama 3, the next generation of our state-of-the-art open source large language model. In the coming months, we expect to...

Advanced AI platform, for NER, sentiment analysis, emotion analysis, text classification, summarization, dialogue summarization, question answering, text generation, image generation, translation, language detection, grammar and spelling correction, intent classification, paraphrasing and rewriting, code generation, chatbot/conversational AI, automatic speech recognition api, speech to text, semantic similarity, semantic search, speech synthesis, Part-Of-Speech tagging, tokenization, lemmatization, and embeddings. Use the best AI engines without sacrificing data privacy.

We’re on a journey to advance and democratize artificial intelligence through open source and open science.

Boost your writing skills with the best writing assistant software. This free AI tool improves fluency, grammar, spelling, and style.

Type is the AI-first document generator and editor that helps anyone generate high-impact content. Powered by GPT-4 and Claude 3.

Write GPT

Transform your browsing experience with our innovative AI-enabled tools that enable real-time text generation, summarization, translation, and more, revolutionizing the way you interact with information.

Ongoing research training transformer models at scale - NVIDIA/Megatron-LM

Experience the power of Large Language Models like never before! Unleash the full potential of Natural Language Processing with Spark NLP, the open-source library that delivers scalable LLMs

Activating humanity's potential through generative AI. Open models in every modality, for everyone, everywhere.

Your One-Stop Solution for Content Creation, Image Crafting, Audio Generation, and AI Transcription.

Cohere provides industry-leading large language models (LLMs) and RAG capabilities tailored to meet the needs of enterprise use cases that solve real-world problems.

Analyze text with AI using pre-trained API or custom AutoML machine learning models to extract relevant entities, understand sentiment, and more.

El generador de Texto IA de calidad. Escribe textos con inteligencia artificial para artículos, ensayos, ecommerce, redes sociales, blogs y mucho más 🤖

The most advanced AI writing platform - generate thousands of high-quality articles with just a few clicks.

Our AI Summarizer is a free summary generator that can instantly summarize any text, articles and essays with the best key points.

Team-GPT helps companies adopt ChatGPT for their work. Organize knowledge, collaborate, and master AI in one shared workspace. 100% private and secure.

Use our AI text and image generator to generate the highest content quality in 7 different languages. Content creation has never been easier!

Cheat layer solves impossible business automation problems using a custom-trained GPT-3 model to function as your personal software engineer to build automations from simple language.

Our Al-powered search assistant helps you get answers to questions about your documents, websites and workplace content.

Covered by >100 media outlets, GPTZero is the most advanced AI detector for ChatGPT, GPT-4, Gemini. Check up to 50000 characters for AI plagiarism in seconds.

Route your prompts to the best LLM endpoint. Get the best output and optimize for speed, latency and cost to supercharge your LLM applications!

Arria turns data into text at machine speed, delivering mission-critical Generative AI language automation for enterprise.

Autowriter AI is the smartest and easiest way to generate SEO-optimized, unique, plagiarism-free content for your blogs, ads, emails, and website. Harness the power of AI to create content 10X

Collaborate with AI that speaks your voice, integrated with your knowledge and filled with freshest trends on the web.

TeamAI is a shared AI workspace for teams to collaborate using Gemini, GPT-4, and LLaMA. Streamline workflows, boost creativity, and leverage AI.

Monitor months-long jobs and visualize massive amounts of data in almost real-time — with 100% accuracy. Without crashing the UI.

Instantly check grammar, punctuation, and spelling errors with LanguageTool's AI-powered grammar checker. Enhance your writing in over 30 languages with ease.

Edgecase is an AI & Image Recognition and labeling company, a global leader in the development of high-quality, human-annotated training data and synthetic data for machine learning and artificial intelligence.

Wordtune is the AI writing assistant that helps you write high-quality content across emails, blogs, ads, and more. Use it to get results you can trust every time.

Get the best Al for any job by using OpenAl, Claude, Gemini, LLama, Groq, Mistral, and more at one place. Save money by using all top LLMs.

Paraphraser is a free paraphrasing tool that helps you rephrase text, sentences, and paragraphs with AI algorithms to express ideas in your own words.

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The best platform to combine research and writing using GPT-4. Write factual SEO blog posts, research webpages and files, and access 100+ AI templates.

Compose great content in seconds with the help of Writier's AI-powered sentence completions. Getting started is simple and free - say goodbye to writer's block.

Unlock your productivity superpower with a multilingual AI Keyboard, supercharged AI Chat, Smart Notes, and state-of-the-art Transcription.

Weights & Biases is the leading AI developer platform to train and fine-tune models, manage models from experimentation to production, and track and evaluate GenAI applications powered by LLMs.

Our AI Writing Assistant offers a suite of AI revision tools, including a text editor, AI reviser, translator, paraphrasing tools, and more.

No more writer’s block. Create dazzling on-brand copy in minutes using Unbounce’s AI copy generator. Sign up for Smart Copy for free today.

Enhance your academic writing with our free writing assistant, a generative AI-powered academic writing tool. Key features – AI Language suggestions, academic translation, grammar checker, english language check, paraphraser, free essay checker and text reducer tool. Try our online AI academic writing tool that checks language errors and provides instant, in-depth suggestions to help you polish your manuscript. Get Started.

Humbot is a free AI humanizer that can help you convert AI to human text and bypass AI detection. Write with confidence and remove AI detection easily today!

Build and evaluate top-performing LLM, CV, and NLP models using high-quality training data all within a single, integrated enterprise platform.

Transform your writing with TextAIssist - the AI writing assistant for grammar fixes, tone changes. Enhance your emails, reports, and more. Try now!

Looking to make money with Chat GPT? Look no further than AI Writer – the ultimate tool for generating high-quality, engaging content in seconds. With our advanced AI algorithms and intuitive interface, you can create blog posts, articles, and more with ease. And with our built-in affiliate program, you can earn money simply by referring others to our platform. Start using AI Writer today and discover how easy it is to create great content and make money with Chat GPT

Use AI to create real-time, accurate content in your brand style, integrated with your knowledge. Research, Plan, Write, Optimize and Publish.

Custom question answering is a cloud-based Natural Language Processing (NLP) service that easily creates a natural conversational layer over your data. It can be used to find the most appropriate answer for any given natural language input, from your custom project.

Discover how Persado's AI Language Generation transforms marketing strategies with advanced Generative AI Text Content Generation, optimizing conversions and ROI.

Curo Speech enables enterprises to incorporate world-class speech technology into their voice-based customer service channels. Click to learn more today!

Lettria is an AI-powered platform that transforms unstructured data into structured knowledge, enabling smarter, context-rich decision-making.

Grammarly makes AI writing convenient. Work smarter with personalized AI guidance and text generation on any app or website.

Create chat bubble to transform your client engagement with www.newoaks.ai. Our 24/7 chatbot technology turns inquiries into appointments in just 60 seconds! Free business owners from repetitive questions and tasks, try it for free!

Use GPT 4 and DALL-E 3 to generate high-quality, well-written articles with impressive photos. Article Factory offers useful tools to speed up your copy writing and image generation by integrating with advanced generative artificial intelligence from OpenAI.

Watson Natural Language Understanding is an API uses machine learning to extract meaning and metadata from unstructured text data. Is is available as a managed service or for self-hosting.

iOS is the world’s most advanced mobile operating system. Learn about the latest APIs and capabilities that you can use to deliver incredible apps.

Building Models & Products for TTS, Avatars, LipSync and Conversational Speech!

R Discovery is the best AI academic research reading app and AI literature search tool with the largest scholarly content repository. Access 250M+ research papers, 40 M+ open access free research papers, 8M+ research summaries and highlights, 3M+ pre-prints, 32K+ journals, and 9.5M research topics.

Build generative AI into any business process with the secure enterprise platform. Focus on AI-first workflows, not building your own stack.

AWS Deep Learning AMIs provides ML practitioners with curated, secure frameworks, dependencies, and tools to accelerate and scale deep learning in the cloud.

Flow AI is the system for evaluating and improving your LLM application. Leverage open language model judges and merge your own proprietary models. Ideal for modern AI teams aiming to streamline their LLM development.

Become a better writer with Outwrite. Our AI writing assistant is more than a grammar checker—it helps turn your ideas into powerful sentences, anywhere online. Get started for free.

Unleash the power of AI to generate high-quality and engaging content quickly and easily with Wrytr.

Retresco offers you multilingual text automation & AI services at the highest level. Discover our extensively tested AI solutions for your business.

No-code Katonic Generative AI Platform for custom AI applications and chatbot solutions enhances business with enterprise-grade security. Start for Free!

Rephrase.info is an online paraphrasing tool that helps users to rephrase sentences. Our Rephrase tool is the best sentence rephraser to rephrase text.

PigeonLine's ResearchAI makes business intelligence easy, such as text analysis (thematic analysis / topic modelling).

Explore WhyLabs, the leading platform for AI observability, LLM security, and model monitoring. Guardrail Generative AI applications in real-time to mitigate data leakage, prompt attacks, and hallucinations.

Explore AI Speech from Microsoft Azure that include speech recognition, text to speech, speech translation, voice-enabled app features, and more.

Eskritor uses artificial intelligence to automatically creates text and articles. You can use Eskritor as a content writer and SEO tool.

Train and deploy ML models and LLMs on top of Kubernetes at the speed of Big Tech with 100% reliability and scalability. Slash production costs by 30-40% and release models to production faster. Training jobs, inference services, GPUs and more on your own infra.

Create your elearning courses or interactive lessons directly from the browser. Everything is done online, you do not have to download or install anything.

AI Code generator just by typing a text description. AI will create the code for you. Tool that helps you with a wide range of tasks. All in one place.

ImageChat is generative AI multimodal model for image to text technology. It pairs computer vision with LLMs for visual inputs to text output.

Experience the future of writing with BlogNLP: Your AI-powered writing assistant and content generator. Effortlessly create SEO-optimized, captivating content in less time and at an affordable cost. Try it free and elevate your writing with the sophistication of AI technology today.

GP Strategies: Transform your business with cutting-edge learning solutions, expert consulting, and digital innovation.

Build ChatGPT chatbots faster with Botpress. An intuitive building experience powered by the latest in LLMs and GPT by OpenAI. Get started for free

Use Aporia to mitigate hallucinations, prompt injection attacks and other AI risks so you can focus on shipping the best AI apps.

An end-to-end open source machine learning platform for everyone. Discover TensorFlow's flexible ecosystem of tools, libraries and community resources.

Unleash your productivity using GPT-4o and Gemini in Google Sheets, Google Docs, Google Slides, Gmail and Drive

The world’s first data computing platform designed to serve as the foundation for AI-automated discovery.

Our AI essay writer helps you generate plagiarism-free, high-quality essays with citations according to your grade & word count.

Founded in 2008, Stack Overflow’s public platform is used by nearly everyone who codes to learn, share their knowledge, collaborate, and build their careers.

Synthetic data generation for free with unmatched accuracy. Generate up to 100K rows of high quality synthetic data without coding!

Codeium offers best in class AI code completion, search, and chat — all for free. It supports over 70+ languages and integrates with your favorite IDEs, with lightning fast speeds and state-of-the-art suggestion quality.

Making the art of writing accessible to all

AWStats Official Web Site - Compile and generate advanced graphical web, ftp or mail statistics with a logfile analysis (For IIS, Apache,... distributed under GNU GPL).

WordfixerBot's Paraphrasing Tool is the perfect tool to help you quickly and accurately rephrase any texts, sentences, articles, paragraphs, papers, or documents. Get started now and make your writing stand out!

Ask AI questions and our free AI search engine will provide accurate answers. Use HIX.AI's AI search engine to explore any topic or ask our AI any question, and get information with unparalleled precision.

Data Labeling service and platform. All the training data you need for your computer vision project.

Writesonic is the Generative AI platform for crafting factually-accurate, on-brand content with real-time data, optimizing for SEO, and building custom ChatGPT AI chatbots trained on your data.

An AI content generator that automatically produces complete high-quality, unique, SEO-friendly articles in a single click.

Take the pain out of writing blog articles, books, essays and more with Copylime's Smart AI • Copylime, your Smart AI Writer

Free AI article generator 7-day trial. Write blog articles in seconds. Natural language technology and state-of-the-art algorithms to create content in a snap.

ArangoDB is the leading multi-model database for high-performance applications. Try it now for flexible data modeling and efficient querying.