Custom Chatgpt Bot Builder
The best 50 Custom Chatgpt Bot Builder AI tools - Free & Paid
Explore 50 AI for Custom Chatgpt Bot Builder
GirlfriendGPT offers NSFW AI companions and uncensored roleplay video, image and chat experiences, allowing users to interact with virtual characters tailored to their preferences. The platform offers a wide range of character options, including realistic and anime characters, realistic personas, an
Subscription
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
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
The ChatGPT Prompt Generator from webutility.io is an online tool that streamlines prompt creation for engaging and insightful conversations with ChatGPT, allowing users to define their desired action, focus, subject, and context.
Free
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
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
OpenGPT lets users build ChatGPT‑based applications instantly using a library of ready‑made AI tools for productivity, copywriting, coding, entertainment, and education. The platform offers prompt‑to‑code conversion, regex creation, and tools that refine prompts and transform requests into actionabl
Free
Quickchat AI is a tool that enables businesses to build chatbots for various purposes using GPT-3 and without coding knowledge. It integrates with messaging apps and live chat software.
Freemium
- $99
Chat Thing lets organizations build custom ChatGPT bots trained on internal content from Notion, websites, YouTube, and more. Deploy across web, Slack, Discord, WhatsApp, Telegram, and email with automated syncing, multilingual support, response guards, and analytics.
Freemium
- $14/mo
ChatBotBuilderAI lets users design and deploy custom chatbots and GPTs across websites, social media, email, and voice. It integrates with thousands of apps, supports personalization, multi‑channel delivery, and provides analytics for engagement and conversion insights.
Subscription
- $49/mo
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
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
BotGPT is a data‑driven chatbot that embeds in minutes, pulling content from PDFs or website crawls to create a virtual assistant. It integrates with messaging platforms, offers 24/7 support, and preserves privacy by storing no personal data.
Freemium
- $2.99/mo
ChatGPT is an AI-powered chat app that uses advanced NLP technology to provide fast answers and automate tasks.
Freemium
100+ Custom GPTs Toolkit offers pre‑written templates and step‑by‑step guides for creating specialized ChatGPT assistants. It includes an instruction generator, copy‑paste models for marketing, business, content and operations, and Zapier integration to automate workflows quickly.
Freemium
- $15/mo
Chatbit lets users train a custom GPT model on their website, PDFs, or knowledge bases without coding. The chatbot embeds via a single code line or link, captures contacts, stores chats, and supports multilingual use with platform integrations.
Freemium
ChatGPT Buddy runs on WhatsApp via the Business API and ChatGPT engine, providing 24/7 responses for inquiries, content creation, translation, and task automation, and supporting email drafting, marketing copy, reminders, and contextual support across industries.
Free
- $175
Chatclient lets businesses build ChatGPT‑based chatbots trained on uploaded content. It supports 95+ languages, auto‑retraining, custom personas, and white‑label deployment, and integrates with Slack, WhatsApp, Zapier, APIs, and web/mobile apps.
Freemium
BotPenguin lets users build code‑free chatbots for websites, WhatsApp, Facebook, Instagram, Telegram, and Microsoft Teams. A drag‑and‑drop editor, unified inbox, analytics, multilingual support, custom AI personas, automation, and 80+ integrations streamline marketing, sales, and support.
Paid
White Label ChatGPT lets teams build custom, no‑code chatbots for websites and apps. Powered by GPT‑3, it offers templates, a video guide, and supports proprietary data training and API key integration for scalable branded experiences.
Subscription
- $9/mo
Free GPT‑3.5 API access in French, no sign‑up needed. Accepts text or voice via mic, delivers instant replies, and lets you download session transcripts. Ideal for students, researchers, and casual users seeking quick language assistance.
Freemium
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
mybot.chat allows users to create customizable AI chatbots for customer support and lead generation without coding. It offers 24/7 assistance, lead qualification, data encryption, and memory features for continuous learning and improved response relevance.
Free trial
Gemini is an AI assistant and chatbot provided by google based on Gemini LLM family. It provides access to Google's advanced AI systems with many features and integrations to help you with daily workflows and tasks."
Freemium
- $20
Claude is an advanced AI assistant designed for a variety of tasks, including code generation, writing, productivity enhancement, and business automation. It is highly adaptable, intelligent, and customizable to meet diverse user needs.
Freemium
- $18/mo
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
ChatGPT for Outlook embeds OpenAI’s ChatGPT into Microsoft Outlook, enabling custom prompts on emails to generate summaries, highlights or revisions, and allowing users to replace content or flag messages. Administrators can deploy it across Office 365 with tailored prompts for teams.
Paid
Chat2build is an AI-powered web app for easy website creation, design, deployment, and management.
Freemium
ChatGPT for WhatsApp brings GPT‑4 chat into the messaging app, enabling quick document drafting, legal research, proofreading, image generation, quizzes, translation, and document summarization via prompts and shortcut commands for writers.
Free
PromptBuilder generates and optimizes prompts for ChatGPT, Claude, Gemini and other LLMs, offering 100+ templates (marketing, SEO, coding, support), an optimization engine for model-specific refinement, a searchable prompt library, image-prompt templates and multi-model workflows.
Subscription
Wonderchat is an AI chatbot builder that allows you to create custom ChatGPT-powered chatbots using your business data. It enables quick setup and can train chatbots using data from website links and PDF files.
Freemium
- $49.99/mo
Chatwith is a no‑code platform that embeds AI chatbots on websites, intranets, and messaging apps. It trains on internal content, connects to 5,000+ apps for real‑time data, supports 95+ languages, offers custom branding, analytics, and API integration.
Subscription
- $19/mo
AI Chatting delivers free, registration‑free GPT chat from browser or mobile, offering quick answers, language practice, content creation and editing, image identification, and specialized AI personas, with no stored chat history for privacy.
Paid
Instabot lets businesses build, deploy, and manage AI chatbots on websites, Messenger, SMS, and other channels. With a visual builder and templates, users capture leads, schedule appointments, route to humans, and track performance via analytics.
Subscription
- $49/mo
MobileGPT is an AI tool that provides document services through WhatsApp with advanced AI capabilities.
Free trial
Chatling is a no-code platform that lets users build AI chatbots for websites and WhatsApp via a drag‑and‑drop builder, supports 85+ languages, GPT‑3.5, GPT‑4, Claude 3, analytics, lead capture, and Zapier integration.
Freemium
- $29/mo
Chabotix lets site owners add a ChatGPT‑powered chatbot without coding. Upload a document, and the service outputs JavaScript/CSS snippets for quick integration. The bot answers questions, suggests products, and enhances engagement on any web platform.
Free
- $45/mo
GPTBots.ai provides end-to-end AI solutions for enterprises, enabling intelligent automation across customer service, knowledge search, data analysis, and lead generation. With a no-code AI agent builder, multi-modal interactions, and seamless system integration, it streamlines business operations e
Freemium
ChatGOT offers real‑time chat, drafting, coding, summarization, PDF analysis, and text‑to‑image generation using models like GPT‑4o mini. It handles essays, emails, debugging, translations, and lets users create custom assistant roles—all web‑based without sign‑up.
Freemium
- $9.9/mo
KickBot is a cloud‑based platform for Kick streamers that unifies chat management, customizable widgets, real‑time alerts, and moderation. It offers an AI‑powered chatbot, TTS voice responses, clip creation, VOD editing, and global tipping with chargeback protection, all without local software.
Free