Openai Gpt 4
The best 50 Openai Gpt 4 AI tools - Free & Paid
Explore 50 AI for Openai Gpt 4
OpenAssistantGPT is an open‑source SaaS that lets you build no‑code AI chatbots for websites. It auto‑crawls a URL, supports GPT‑4/3.5, handles file attachments, SAML/SSO, API calls, and web search, with GitHub source and Vercel SDK.
Freemium
- $18/mo
FreedomGPT unifies access to 400+ AI models, showing side‑by‑side answers for voting and auto‑selection via leaderboard. It keeps privacy safe, runs on Windows/macOS, and is open‑source for community contribution and collaboration.
Free
ChatGPT is an AI chatbot based on large language models family created by OpenAI for general purpose chat that allows users to ask any question or prompt to AI, making it a useful tool for many writing processes.
Freemium
- $20/mo
Creata AI offers GPT‑4 Turbo text generation with a 128K token window, multi‑modal image tools, 600+ art styles, upscaling, GAN unblurring, voice cloning, 150 GPT‑4 prompts, and ControlNet editing for creators, developers and designers.
Freemium
GPT‑4o is a multimodal AI that processes text, images, and audio in real time, delivering fast, context‑aware responses for dialogue, image analysis, and voice recognition. It supports developers, content creators, researchers, and enterprises across devices.
Paid
GlobalGPT is a comprehensive AI service hub providing over 100 specialized agents for tasks like content creation, social media management, academic assistance, and software development, including advanced features like text-to-video conversion and personalized planning tools.
Free
OpenAI’s ChatGPT Images, powered by GPT Image 1.5, elevates creative workflows by offering rapid, precise image generation and editing directly within ChatGPT. It’s a versatile tool for visual content creation and design.
Freemium
GPTunneL aggregates ChatGPT, Claude, Gemini, MidJourney, Suno and other models into a single interface for Russian-language text, image, audio and video generation. It offers assistants, prompt libraries, APIs, usage tracking and creative tools.
Freemium
MyGPT lets users build custom ChatGPT‑style bots inside Telegram, choosing from GPT‑4o, GPT‑3.5‑turbo, or Claude 3‑5‑sonnet. It adds DALL·E 3 image generation, Whisper transcription, GPT‑4 Vision image understanding, and text‑to‑speech, with quick setup and open‑source scripts.
Paid
- $19.99
GPT‑trainer creates voice and text AI agents for phone, email, SMS, web chat, and social media. No‑code builder, optional API, multi‑LLM support, document training, automated workflows, real‑time escalation, CRM sync, unified inbox, EU‑hosted, SOC II/ISO 27001/GDPR compliant.
Paid
- $8.49/mo
DeepSeek-V3 is an advanced AI model offering leading performance in open source LLM, enhanced speed, and global language support. It sets new benchmarks for inference speed among open-source models.
GPTZero AI Detector scans documents for potential AI-generated content, providing in-depth results on AI probabilities, vocabulary analysis, and hallucination detection, as well as plagiarism checking and authorship verification capabilities.
Freemium
- $12/mo
YourGPT builds and deploys AI agents across chat, email, and voice. It supports GPT‑4, Claude, Gemini, DeepSeek, trains on PDFs, CSVs, Markdown, and integrates with Intercom, Slack, Shopify, Twilio, Zapier. SOC 2, GDPR, SSO, it automates FAQs, appointments, orders, invoices, leads.
Subscription
GPTSidekick is an advanced AI tool utilizing GPT-4 and other models for precise question answering, creative tasks with DALL-E 3 and Stable Diffusion, text-to-speech capabilities, PDF image analysis, and customizable chat settings.
Freemium
AI Content Detector - Trusted GPT-4 analyzes text to identify human-written versus AI-generated content. It offers document uploads, supports multiple languages, and provides percentage-based insights on originality, making it useful for educators and content creators.
Free
GPTProto is a unified AI API platform offering access to 200+ models from 20+ providers for image, video, and text generation through a single endpoint. It enables multimodal workflows with features like motion control, video enhancement, and provider switching to avoid vendor lock-in.
Freemium
FineChat.ai offers free access to GPT-4 technology for generating high-quality content. Its extended context length and multimodal capabilities enhance interactions through text, images, and documents, while its API supports integration into various applications.
Free
CustomGPT.ai is a no‑code platform that builds AI agents from existing documents, sites, and knowledge bases. It supports 1,400+ file types, 100+ integrations, and 92 languages, offering secure, citation‑enabled, context‑aware responses for customer support and internal knowledge search.
Subscription
MobileGPT is an AI tool that provides document services through WhatsApp with advanced AI capabilities.
Free trial
gpt-oss playground provides open-weight demos of gpt-oss-120b and 20b for infrastructure testing, distributed and on-device inference, benchmarking, API integration, and reproducible research, with adjustable reasoning levels and visible-reasoning for diagnostics. Demo-only; validate outputs.
Freemium
Free ChatGPT Omni offers a web interface to GPT‑4 Omni, supporting text, audio, and image inputs with multimodal responses. It provides real‑time voice interaction, low latency, and multilingual generation, aiding developers and learners.
Freemium
- $9.9/mo
OpenAI's advanced conversational AI, fueled by GPT-3.5-turbo, delivers fluent text conversations through sophisticated natural language processing. Adjustable max tokens, message size, and integration with Azure/Google APIs enhance deployment, while multilingual support ensures customizable user ex
Freemium
GPT AI Chat enables unlimited AI-powered conversations, utilizing advanced ChatGPT technology. Its user-friendly interface supports dynamic interactions, facilitating exploration of language models and fostering insightful discussions on a wide range of topics without limits.
Free
Chat100.ai offers a single web interface that integrates GPT‑5.2, GPT‑5.1, GPT‑4o, Grok‑4.1, Grok‑4, Grok‑3, Gemini 3 Pro, and Gemini 3 Flash, enabling instant model switching, side‑by‑side comparison, and streamlined workflows for writing, coding, design, and research.
Free trial
GPTGO blends Google search with ChatGPT, presenting results and AI‑generated summaries in 100+ languages. Users get concise answers beside each result, can copy or download, and access the tool on desktop, mobile, or tablet without registering.
Free
gpt image 2 is an AI image editing platform that turns text prompts and uploads into high-resolution 4K images, providing background removal, color and element adjustments, compositing, batch generation, conversational iterative refinement, and export integrations.
Freemium
ZeroGPT is a comprehensive AI tool suite offering advanced features for content detection, text refinement, and translation, including AI detection, plagiarism checking, humanization, and summarization.
Freemium
- $7.99/mo
All‑in‑one platform integrating GPT‑4o, Claude, Gemini, and others for unified text, image, video, and document AI. Offers summarizing, translation, prompt templates, workflow tools, quiz creation, SCORM export, web search, subtitles, dubbing. SOC II‑compliant with field‑level encryption and data is
Subscription
- $8/mo
GPT‑Prompter is a Chrome extension that brings GPT‑3/4 and ChatGPT API directly into any webpage. It highlights selected text for instant explanations, supports pre‑made and custom prompts, and streamlines drafting for researchers, writers, and developers.
Free
The AI tool allows users to create custom interactive web pages and chatbots using OpenAI's chat GPT text generation model. It also offers image generation, voice interface, and realistic text-to-speech capabilities.
Free
Chad AI offers advanced text generation and image creation, integrating capabilities from ChatGPT, GPT-4o, Midjourney V6, and DALL-E 3, with support for the Russian language. It provides customizable templates for efficient content output and query resolution.
Freemium
Longshot AI's FactGPT feature generates user-sourced and factually accurate content for current events, opinions, product reviews, comparisons and more, with personalization options and access to citations.
Freemium
- $19/mo
MiniGPT-4 is a versatile AI model that can enhance vision-language understanding, generate detailed image descriptions, and teach users to cook through image projection using a frozen visual encoder with Vicuna.
Free
YesChat.ai unifies chat, music, video, and image generation in a browser platform, offering DeepSeek‑R1, GPT‑4o, and Claude 3.5 Sonnet for conversation, royalty‑free music from text, text‑to‑video, and image creation. It supports languages and customizable bots for research and marketing.
Subscription
GPT Translator offers real-time translation for text, documents, and websites in 95+ languages. It supports various file formats, preserves formatting, includes automatic language detection, and features batch processing for efficient multilingual content management.
Freemium
Gptkit is an AI tool that detects and classifies human-written and machine-generated text using a multi-model approach with accuracy up to 93%.
Freemium
AutoGPT is an open-source AI tool that revolutionizes natural language processing and automates various tasks.
Free
OpenCraft AI is a secure, multi‑model copilot that unifies GPT‑4, Claude, and Gemini. It preserves context across model switches, keeps uploaded files accessible, auto‑formats chats into reports or decks, and generates images with consistent voice tone for streamlined workflows.
Paid
Browser extension that displays conversational AI answers and multi-model comparisons alongside search results, integrates with GPT-4/Claude and major search engines, and adds YouTube summaries, PDF/image/OCR processing and content-generation tools for research and creation.
Free
LaraGPT helps save hours of work by generating unique and SEO-optimized content for blogs, ads, emails, and websites.
Freemium