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Storage-Based Custom GPTs: A Clearer Way to Price Business AI Assistants

Quick answer: Storage-based custom GPTs are AI assistants priced by the amount of business knowledge they can store and retrieve from, instead of only by file count, query count, or seats. This makes them a better fit for RAG chatbots, customer support assistants, internal knowledge search, and large business content libraries. Most business AI chatbot […]

Hosted MCP Servers for RAG-Powered Agents

TL;DR: Direct Answer Hosted MCP servers help RAG-powered agents connect to tools, APIs, files, and business systems without each agent needing custom integrations. RAG grounds the agent in trusted knowledge, while MCP provides a standard way for the agent to access external capabilities. Together, hosted MCP and RAG make AI agents more useful, auditable, and […]

Introducing GPT-4.1 as the New Default Model

We’re excited to share a major milestone: the default AI model across all agents has been upgraded to GPT-4.1. This is more than just a technical update—it’s a step forward in making AI agents a reliable part of everyday work. GPT-4.1 brings sharper instruction-following, faster performance, and lower costs, so teams can depend on their […]

Announcing CustomGPT Developer StarterKit: Open Source UI for Your RAG Applications

TL;DR: We’re open-sourcing a complete, production-ready UI StarterKit for CustomGPT.ai’s RAG API. MIT licensed. Voice mode included. Deploy anywhere. Try the instant demo. Or clone it on GitHub. See the live embed below! The Problem We All Know Too Well If you’re using CustomGPT.ai’s API, you know the drill. The API is solid – great […]

Introducing OpenAI compatibility – Integrate RAG with hundreds of OpenAI ecosystem tools

I’ve been heads-down with our engineering team for the past few weeks working on something that should make life a lot easier for developers in the OpenAI ecosystem. Today, we’re announcing our RAG API is OpenAI compatible. Related: If you are evaluating API compatibility, this guide shows how to connect open-source OpenAI-compatible tools to the […]

Introducing Customer Intelligence, a Tool for Deeply Understanding Your Customers

At CustomGPT.ai, we’re always looking for ways to help businesses maximize the value of their AI agents. Today, we’re excited to introduce Customer Intelligence—a powerful analytics suite designed to help you build customer intelligence and understand your customers like never before. Your customers are already interacting with your AI agents, asking questions, expressing concerns, and […]

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