AI · alternatives · 2026

24 alternatives to GPT4o Chat

All-in-One AI Tool Online Free

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. GPT4o Chat launched in 2024; newer entries below may have overtaken it.

1
ChatGPT4o▲59
Free Chat GPT 4o (GPT-4o)
2024 · its alternatives →
2
GPT4oMini.app▲150
Free ChatGPT4o-Mini client
2024 · datascienceinlibraries.org · its alternatives →
3
The Ultimate ChatGPT Tools Directory▲96
Find the best curated ChatGPT, chatbots, GPT4 apps & plugins
2023 · chataiapps.com · its alternatives →
4
AI Chatbots in Messengers▲174
GPT-3 technology for Chatbots in popular messengers
2023 · ai-chatbots.pulse.is · its alternatives →
5
GPT-4 Vision Chatbot▲310
Train AI chatbot on images and text
2023 · thesamur.ai · its alternatives →
6
ChatbotGPT▲123
Custom ChatGPT agents with your own data
2023 · chaindesk.ai · its alternatives →
7
Open source alternative to ChatGPT and ChatPDF-like AI tools▲234
Hey everyone, We have been building SecureAI Tools -- an open-source application layer for ChatGPT and ChatPDF-like AI tools. It works with locally running LLMs as well as with OpenAI-compatible APIs. For local LLMs, it supports Ollama which supports all the gguf/ggml models. Currently, it has two features: Chat-with-LLM, and Chat-with-PDFs. It is optimized for self-hosting use cases and comes with basic user management features. Here are some quick demos: * Chat with documents using OpenAI's GPT3.5 model: https://www.youtube.com/watch?v=Br2D3G9O47s * Chat with documents…
2023 · github.com · its alternatives →
8
ChatGPT5.so: Free GPT‑5 Online▲12
Free using ChatGPT5 Online With ChatGPT5.so
2025 · its alternatives →
9
GPT-4o Tools For Free▲3
a free AI chat website based on GPT-4o technology.
2024 · its alternatives →
10
GPT4Free▲6
ChatGPT without APIs, logins, or restrictions
2024 · gpt4free.io · its alternatives →
11
chat4o.ai▲7
Free Online AI Chatbot based on OpenAI o1 and GPT-4o
2024 · chat4o.ai · its alternatives →
12
chat4o.ai▲9
Chat 4O - AI Image Generator & Assistant with GPT-4o & O1
2025 · chat4o.ai · its alternatives →
13
Chatpad AI▲142
Not just another ChatGPT user-interface
2023 · chatpad.ai · its alternatives →
14
Foundr AI 2.0▲164
Free ChatGPT prompts library
2023 · foundr.ai · its alternatives →
15
ai-o▲92
Browse the web and chat with AI, side by side
2024 · ai-o-app.vercel.app · its alternatives →
16
Quickbotai▲84
Instantly build customer support openai chatbot
2023 · quickbotai.com · its alternatives →
17
IdeaGPT▲100
100+ new AI startups people built using GPT-4 free
2023 · pr1ncesingh.gumroad.com · its alternatives →
18
GPT AI Chat▲5
ChatGPT Free Unlimited
2024 · unlimitedai.org · its alternatives →
19
Chat bot powered by GPT-3▲70
Brief summary of our GPT-3 chat bot for SaaS product sales.
2020 · blog.quickchat.ai · its alternatives →
20
Webapi.ai 3.0▲70
The most advanced GPT3-based chatbot builder
2023 · webapi.ai · its alternatives →
21
Chatgpt 4o▲4
ChatGPT 4o Free and Unlimited
2024 · unlimitedai.org · its alternatives →
22
HowToChat▲81
Learn how to use ChatGPT and other innovative AI tools.
2023 · howtochatai.webflow.io · its alternatives →
23
GPTInsiders.com▲80
Build any AI chatbot with our free template + OpenAI API
2023 · its alternatives →
24
GPTeammate▲74
A free ChatGPT integration for slack
2023 · its alternatives →

Also compare

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →