Best Retrieval-Augmented Generation (RAG) Software for OpenAI
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Compare the Top Retrieval-Augmented Generation (RAG) Software that integrates with OpenAI as of June 2025
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This a list of Retrieval-Augmented Generation (RAG) software that integrates with OpenAI. Use the filters on the left to add additional filters for products that have integrations with OpenAI. View the products that work with OpenAI in the table below.
What is Retrieval-Augmented Generation (RAG) Software for OpenAI?
Retrieval-Augmented Generation (RAG) tools are advanced AI systems that combine information retrieval with text generation to produce more accurate and contextually relevant outputs. These tools first retrieve relevant data from a vast corpus or database, and then use that information to generate responses or content, enhancing the accuracy and detail of the generated text. RAG tools are particularly useful in applications requiring up-to-date information or specialized knowledge, such as customer support, content creation, and research. By leveraging both retrieval and generation capabilities, RAG tools improve the quality of responses in tasks like question-answering and summarization. This approach bridges the gap between static knowledge bases and dynamic content generation, providing more reliable and context-aware results. Compare and read user reviews of the best Retrieval-Augmented Generation (RAG) software for OpenAI currently available using the table below. This list is updated regularly.
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1
Kore.ai
Kore.ai
Kore.ai empowers global brands to maximize the value of AI by providing end-to-end solutions for AI-driven work automation, process optimization, and service enhancement. Its AI agent platform, combined with no-code development tools, enables enterprises to create and deploy intelligent automation at scale. With a flexible, model-agnostic approach that supports various data, cloud, and application environments, Kore.ai offers businesses the freedom to tailor AI solutions to their needs. Trusted by over 500 partners and 400 Fortune 2000 companies, the company plays a key role in shaping AI strategies worldwide. Headquartered in Orlando, Kore.ai operates a global network of offices, including locations in India, the UK, the Middle East, Japan, South Korea, and Europe, and has been recognized as a leader in AI innovation with a strong patent portfolio. -
2
Kotae
Kotae
Automate customer inquiries with an AI chatbot powered by your content and controlled by you. Train and customize Kotae using your website scrapes, training files, and FAQs. Then, let Kotae automate customer inquiries with responses generated from your own data. Tailor Kotae's appearance to align with your brand by incorporating your logo, theme color, and welcome message. You can also override AI responses if needed by creating a set of FAQs for Kotae. We use the most advanced chatbot technology with OpenAI and retrieval-augmented generation. You can continually enhance Kotae's intelligence over time by leveraging chat history and adding more training data. Kotae is available 24/7 to ensure you always have a smart, evolving assistant at your service. Provide comprehensive support for your customers in over 80 languages. We offer specialized support for small businesses, with dedicated onboarding in Japanese and English.Starting Price: $9 per month -
3
ID Privacy AI
ID Privacy AI
At ID Privacy, we are shaping the future of AI with a focus on privacy-first solutions. Our mission is simple, to deliver cutting-edge AI technologies that empower businesses to innovate without compromising the security and trust of their users. ID Privacy AI delivers secure, adaptable AI models built with privacy at the core. We empower businesses across industries to harness advanced AI, whether optimizing workflows, enhancing customer AI chat experiences, or driving insights, while safeguarding data. Built under a cloak of stealth, the team at ID Privacy began meeting and formulating the plan for our AI as a service solution. Launched with multi-modal, multi-lingual capabilities and the deepest knowledge base on ad tech currently available anywhere. ID Privacy AI is focused on privacy-first AI development for businesses and enterprises. Empowering businesses with a flexible AI framework that protects data while solving complex challenges across any vertical.Starting Price: $15 per month -
4
Fetch Hive
Fetch Hive
Fetch Hive is a versatile Generative AI Collaboration Platform packed with features and values that enhance user experience and productivity: Custom RAG Chat Agents: Users can create chat agents with retrieval-augmented generation, which improves response quality and relevance. Centralized Data Storage: It provides a system for easily accessing and managing all necessary data for AI model training and deployment. Real-Time Data Integration: By incorporating real-time data from Google Search, Fetch Hive enhances workflows with up-to-date information, boosting decision-making and productivity. Generative AI Prompt Management: The platform helps in building and managing AI prompts, enabling users to refine and achieve desired outputs efficiently. Fetch Hive is a comprehensive solution for those looking to develop and manage generative AI projects effectively, optimizing interactions with advanced features and streamlined workflows.Starting Price: $49/month -
5
FastGPT
FastGPT
FastGPT is a free, open source AI knowledge base platform that offers out-of-the-box data processing, model invocation, retrieval-augmented generation retrieval, and visual AI workflows, enabling users to easily build complex large language model applications. It allows the creation of domain-specific AI assistants by training models with imported documents or Q&A pairs, supporting various formats such as Word, PDF, Excel, Markdown, and web links. The platform automates data preprocessing tasks, including text preprocessing, vectorization, and QA segmentation, enhancing efficiency. FastGPT supports AI workflow orchestration through a visual drag-and-drop interface, facilitating the design of complex workflows that integrate tasks like database queries and inventory checks. It also offers seamless API integration with existing GPT applications and platforms like Discord, Slack, and Telegram using OpenAI-aligned APIs.Starting Price: $0.37 per month -
6
scalerX.ai
scalerX.ai
Launch & train your own personalized AI-RAG agents on Telegram. With scalerX you can create personalized RAG AI-powered agents trained with your knowledge base in minutes, no code required. These AI agents are integrated directly into Telegram, including groups and channels. Awesome for education, sales, customer service, entertainment, automating community moderation and engagement. Agents can behave as chatbots in solo, groups and channels, support text-to-text, text-to-image, voice. You can set agent usage quotas and permissions using ACLs so only authorized users can access your agents. Training your agents is easy: create your agent and upload files to your bots knowledge base, auto-sync from Dropbox, Google Drive or scrape web pages.Starting Price: $5/month -
7
Entry Point AI
Entry Point AI
Entry Point AI is the modern AI optimization platform for proprietary and open source language models. Manage prompts, fine-tunes, and evals all in one place. When you reach the limits of prompt engineering, it’s time to fine-tune a model, and we make it easy. Fine-tuning is showing a model how to behave, not telling. It works together with prompt engineering and retrieval-augmented generation (RAG) to leverage the full potential of AI models. Fine-tuning can help you to get better quality from your prompts. Think of it like an upgrade to few-shot learning that bakes the examples into the model itself. For simpler tasks, you can train a lighter model to perform at or above the level of a higher-quality model, greatly reducing latency and cost. Train your model not to respond in certain ways to users, for safety, to protect your brand, and to get the formatting right. Cover edge cases and steer model behavior by adding examples to your dataset.Starting Price: $49 per month -
8
Klee
Klee
Local and secure AI on your desktop, ensuring comprehensive insights with complete data security and privacy. Experience unparalleled efficiency, privacy, and intelligence with our cutting-edge macOS-native app and advanced AI features. RAG can utilize data from a local knowledge base to supplement the large language model (LLM). This means you can keep sensitive data on-premises while leveraging it to enhance the model‘s response capabilities. To implement RAG locally, you first need to segment documents into smaller chunks and then encode these chunks into vectors, storing them in a vector database. These vectorized data will be used for subsequent retrieval processes. When a user query is received, the system retrieves the most relevant chunks from the local knowledge base and inputs these chunks along with the original query into the LLM to generate the final response. We promise lifetime free access for individual users. -
9
Kitten Stack
Kitten Stack
Kitten Stack is an all-in-one unified platform for building, optimizing, and deploying LLM applications. It eliminates common infrastructure challenges by providing robust tools and managed infrastructure, enabling developers to go from idea to production-grade AI applications faster and easier than ever before. Kitten Stack streamlines LLM application development by combining managed RAG infrastructure, unified model access, and comprehensive analytics into a single platform, allowing developers to focus on creating exceptional user experiences rather than wrestling with backend infrastructure. Core Capabilities: Instant RAG Engine: Securely connect private documents (PDF, DOCX, TXT) and live web data in minutes. Kitten Stack handles the complexity of data ingestion, parsing, chunking, embedding, and retrieval. Unified Model Gateway: Access 100+ AI models (OpenAI, Anthropic, Google, etc.) through a single platform.Starting Price: $50/month -
10
Orq.ai
Orq.ai
Orq.ai is the #1 platform for software teams to operate agentic AI systems at scale. Optimize prompts, deploy use cases, and monitor performance, no blind spots, no vibe checks. Experiment with prompts and LLM configurations before moving to production. Evaluate agentic AI systems in offline environments. Roll out GenAI features to specific user groups with guardrails, data privacy safeguards, and advanced RAG pipelines. Visualize all events triggered by agents for fast debugging. Get granular control on cost, latency, and performance. Connect to your favorite AI models, or bring your own. Speed up your workflow with out-of-the-box components built for agentic AI systems. Manage core stages of the LLM app lifecycle in one central platform. Self-hosted or hybrid deployment with SOC 2 and GDPR compliance for enterprise security. -
11
Vertesia
Vertesia
Vertesia is a unified, low-code generative AI platform that enables enterprise teams to rapidly build, deploy, and operate GenAI applications and agents at scale. Designed for both business professionals and IT specialists, Vertesia offers a frictionless development experience, allowing users to go from prototype to production without extensive timelines or heavy infrastructure. It supports multiple generative AI models from leading inference providers, providing flexibility and preventing vendor lock-in. Vertesia's agentic retrieval-augmented generation (RAG) pipeline enhances generative AI accuracy and performance by automating and accelerating content preparation, including intelligent document processing and semantic chunking. With enterprise-grade security, SOC2 compliance, and support for leading cloud infrastructures like AWS, GCP, and Azure, Vertesia ensures secure and scalable deployments. -
12
Scale GenAI Platform
Scale AI
Build, test, and optimize Generative AI applications that unlock the value of your data. Optimize LLM performance for your domain-specific use cases with our advanced retrieval augmented generation (RAG) pipelines, state-of-the-art test and evaluation platform, and our industry-leading ML expertise. We help deliver value from AI investments faster with better data by providing an end-to-end solution to manage the entire ML lifecycle. Combining cutting edge technology with operational excellence, we help teams develop the highest-quality datasets because better data leads to better AI. -
13
Second State
Second State
Fast, lightweight, portable, rust-powered, and OpenAI compatible. We work with cloud providers, especially edge cloud/CDN compute providers, to support microservices for web apps. Use cases include AI inference, database access, CRM, ecommerce, workflow management, and server-side rendering. We work with streaming frameworks and databases to support embedded serverless functions for data filtering and analytics. The serverless functions could be database UDFs. They could also be embedded in data ingest or query result streams. Take full advantage of the GPUs, write once, and run anywhere. Get started with the Llama 2 series of models on your own device in 5 minutes. Retrieval-argumented generation (RAG) is a very popular approach to building AI agents with external knowledge bases. Create an HTTP microservice for image classification. It runs YOLO and Mediapipe models at native GPU speed. -
14
Byne
Byne
Retrieval-augmented generation, agents, and more start building in the cloud and deploying on your server. We charge a flat fee per request. There are two types of requests: document indexation and generation. Document indexation is the addition of a document to your knowledge base. Document indexation, which is the addition of a document to your knowledge base and generation, which creates LLM writing based on your knowledge base RAG. Build a RAG workflow by deploying off-the-shelf components and prototype a system that works for your case. We support many auxiliary features, including reverse tracing of output to documents, and ingestion for many file formats. Enable the LLM to use tools by leveraging Agents. An Agent-powered system can decide which data it needs and search for it. Our implementation of agents provides a simple hosting for execution layers and pre-build agents for many use cases.Starting Price: 2¢ per generation request -
15
FalkorDB
FalkorDB
FalkorDB is an ultra-fast, multi-tenant graph database optimized for GraphRAG, delivering accurate, relevant AI/ML results with reduced hallucinations and enhanced performance. It leverages sparse matrix representations and linear algebra to efficiently handle complex, interconnected data in real-time, resulting in fewer hallucinations and more accurate responses from large language models. FalkorDB supports the OpenCypher query language with proprietary enhancements, enabling expressive and efficient querying of graph data. It offers built-in vector indexing and full-text search capabilities, allowing for complex searches and similarity matching within the same database environment. FalkorDB's architecture includes multi-graph support, enabling multiple isolated graphs within a single instance, ensuring security and performance across tenants. It also provides high availability with live replication, ensuring data is always accessible.
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