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I have a website and want to add an AI-powered chatbot that answers common visitor questions in natural language. The site is already built — this is a focused addition, not a rebuild. What I need: A clean chat widget added to the site (bottom-corner popup style), matching the existing look. Connect it to an AI API (OpenAI or similar) through a lightweight backend so the API key stays secure. Ground the chatbot in some basic info about my business so answers stay relevant and accurate. Streaming responses so replies appear as they're generated. Works smoothly on desktop and mobile. Ideal skills: React / JavaScript. Experience integrating AI/LLM APIs (OpenAI or similar). Clean, maintainable code. Nice to have: Experience with RAG / grounding a chatbot in custom content. Familiarity with Next.js. To apply, please include: A short note on your experience with AI integrations. Links to similar work or live examples. Your availability and estimated price. Should be quick for someone who's done this before. Looking to start soon.
Project ID: 40682102
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Hello, The challenge with a small website chatbot is keeping the implementation lightweight while still making its answers trustworthy. The AI should use your business information as its boundary, while the API credentials and conversation logic remain server-side. I have direct experience with this type of integration: • **The Sharp's AI** — AI platform using [login to view URL], Python, Azure, OpenAI, Pinecone, TensorFlow and LangGraph. [login to view URL] • **Chat Widget** — web chat solution integrated with ASP.NET, JavaScript, SendGrid, Stripe and Twilio. [login to view URL] I can add the responsive widget to your existing site, connect it to OpenAI through a lightweight backend, implement streaming responses, and ground answers in the business information you provide. The implementation can remain simple enough to maintain without turning a small chatbot into an unnecessarily complex system. If your business content is relatively small and stable, I’d start with straightforward grounding rather than introducing RAG complexity that the project may not need. I’m available immediately. If you share the website and the business information the chatbot should cover, we can discuss the implementation in a brief call.
$5 USD in 40 days
0.0
0.0
269 freelancers are bidding on average $35 USD/hour for this job

Hello, I understand that you're looking to enhance your website by integrating an AI-powered chatbot to provide quick and accurate responses to visitor inquiries. As a skilled developer with expertise in React and JavaScript, I am well-equipped to seamlessly integrate the chat widget into your site, ensuring it matches your existing design for a cohesive look. My experience in integrating AI/LLM APIs, specifically with OpenAI, will enable me to securely connect the chatbot to the API while maintaining the confidentiality of your key. I will also ground the chatbot in essential information about your business to ensure relevant and accurate responses. Incorporating streaming responses for real-time interaction and optimizing the chatbot for both desktop and mobile platforms are key aspects I will prioritize. Additionally, my proficiency in writing clean and maintainable code aligns with your project requirements. I invite you to open a chat to discuss further details and share insights on how we can enhance your website with this AI chatbot. You can view my portfolio here: https://www.freelancer.com/portfolio-items/11539740-microlent-systems-portfolio Looking forward to collaborating with you on this exciting project. Sincerely, Rajesh
$8 USD in 40 days
9.5
9.5

Hello, I’d love to help add an AI-powered chatbot to your existing website. I have experience integrating OpenAI and other LLM APIs, building secure backend connections, streaming AI responses, and grounding chatbots in custom business content. I can create a clean, responsive chat widget that matches your website and works smoothly on desktop and mobile. I focus on clean, maintainable React/JavaScript code and can also implement RAG-based knowledge retrieval if needed. After reviewing your website and content requirements, I can provide an accurate project timeline and cost estimate. Best, Niral
$15 USD in 40 days
8.3
8.3

Lovable AI Expert | AI Development | Game Development Hello I have read your project requirements, i can help you with adding an AI-powered chatbot to your existing website. Being an experienced game and app developer, I possess the necessary expertise in React/JavaScript frameworks- vital for integrating AI components seamlessly into your site. My team and I have successfully integrated various AI tools, including those with Natural Language Processing (NLP) capabilities, such as OpenAI. Recently I have been working on Lovable AI for developing a gaming platform using it, complete with chat-based agent logic, expressive front-ends, and backend integrations. See here : In other project, implemented a fully automated AI agent system for intelligent meeting creation using ElevenLabs Conversational AI and Gemini (via a custom agent brain). The flow integrates voice interaction, natural language processing, location precision, and frontend. Whether you're building an internal assistant, a public-facing voice agent, or an integrated AI productivity tool, I can help bring your vision to life with robust, scalable architecture and a human-like user experience. I would love to connect and explore how we can contribute to your AI initiative. Regards Ranjana
$5 USD in 40 days
8.0
8.0

With experience in React and integrating AI APIs like OpenAI, I can seamlessly add an AI chatbot to your website. How can we ensure the chatbot's responses remain accurate and relevant as it streams replies in real-time? Regards, Yogesh Kumar
$3 USD in 36 days
7.8
7.8

Hi there, We understand you want to integrate an AI-powered chatbot into your existing website, providing a seamless user experience with a clean chat widget and accurate responses grounded in your business information. Our team at Webbook Studio has experience with AI integrations, including a music voting mobile app built with React Native and Node.js, and we're skilled in React, JavaScript, and API connections. We can deliver a secure, lightweight backend to connect your chatbot to an AI API like OpenAI, ensuring smooth performance on both desktop and mobile. Can you share more about the specific business information you'd like the chatbot to be grounded in, to ensure the most relevant and accurate responses? Feel free to message us to discuss the details! — Webbook Studio
$5 USD in 40 days
7.5
7.5

Sure ------------------- I will quickly add the AI chatbot without touching your existing site structure. I will build a lightweight React/JavaScript widget with a secure backend, OpenAI integration, streaming responses and business specific grounding so visitors receive relevant answers. I can also structure the knowledge layer so RAG can be added later as your content grows. Please share the website URL and the business information you want the chatbot trained/grounded on. I can start immediately and complete this quickly. Please ping me to get started and get outstanding results. Thanks!!!
$8 USD in 40 days
7.0
7.0

Hello!! I understand you need a chatbot added to your existing website as a small focused project, with a clean chat interface and reliable integration into the current website. * Do you already have the chatbot service or API you want to use? * What should the chatbot help visitors with? * Should conversations be saved for later review? The work will include adding the chatbot interface, connecting the required API, configuring responses, handling loading and error states, making it responsive, and testing it across desktop and mobile without disturbing the existing website. Relevant chatbot and website integration projects have been completed with simple, user-friendly interfaces and reliable AI/API connections. Let us chat and discuss the chatbot requirements so we can get it added quickly. Best regards Farhin B
$6 USD in 40 days
6.8
6.8

Hi I will be able to help you. Please message me so that we will have detail technical discussion. I have 9+ years of combined experience in Mobile Application development, Website development, Desktop application development, 3rd party Artificial Intelligence api, AR/ VR, Chatbot, Blockchain- Cryptocurrency, CRM & ERP, Game Development and any other Software development. Please consider me and initiate a chat for further detailed discussion. Regards, Anju
$5 USD in 40 days
6.6
6.6

Hello! We can add an AI chatbot to your existing website. 1. What platform or stack is your current website built on? 2. What business content should the chatbot use for grounded answers? — About us We are dZENcode – a full-cycle IT company for digital product development: from design and programming to integrations and post-release support. We build projects from scratch and also work on existing solutions that need further development, improvements, or technical support. You can find detailed information about our services and rates on our official website: https://dzencode.com. Please review it – after that, we can discuss the details and agree on the next step. ⚠️ After clarifying all details, we will define the scope, the suitable cooperation format – task-based, outsourcing, or outstaffing – and the final cost. Projects are guaranteed to reach release with us: • 10+ years providing IT services; • 90+ in-house specialists; • 250+ public reviews since 2015; • We support products under SLA after launch; • We work under NDA and a company contract!
$5 USD in 40 days
6.3
6.3

Hi, I can help you implement a clean chat widget that matches your existing design and securely connects to an AI API. With over 9+ years of experience in React and JavaScript, I’ve integrated AI APIs like OpenAI for various projects. I’ll ensure the chatbot is grounded in your business information so it provides accurate answers, and I’ll implement the streaming responses feature for a seamless user experience on both desktop and mobile. I’m available to start right away and can ensure clean, maintainable code. Let me know if you’d like to discuss this further! Please see our portfolio on this link : https://www.freelancer.com/u/webperfection123 Best Regards, Priyanka
$8 USD in 40 days
6.3
6.3

Hello, I'm Denis, a full-stack developer who has integrated AI chatbots into existing websites before. Your project makes sense—adding a lightweight chat widget that stays true to your site's design while securely connecting to an LLM API for real-time responses. The key here is balancing simplicity with reliability. I’d start by building a minimal backend endpoint to proxy requests to the AI provider, keeping your API key protected. The frontend component can be a clean React-based widget that mimics your site’s styling. For grounding, we’d prepend your business context to the prompt so answers stay relevant without overcomplicating the setup. Streaming can be handled through standard SSE or WebSocket patterns to ensure smooth updates. I recently worked on a similar small-scale integration where the focus was on keeping the chat fast and maintainable while avoiding bloated dependencies. The biggest watch-out is making sure the AI responses stay on-topic—this usually comes down to prompt framing and basic validation on the backend. I can start working right away. Let's connect and discuss the details. Thanks, Denis.
$15 USD in 40 days
6.0
6.0

Hi there! I'm Priyanka and I lead an expert team of developers, specialized in ASP.NET development, Android development, and JavaScript - so React fits hand-in-glove with my skill set. I have over 17 years of experience in the domain, enabling me to bring in-depth knowledge to every project. Implementing complex integrations is a second nature to me and I have worked with various APIs throughout my career including OpenAI that you mentioned. While I haven't done exactly this project before, I have certainly expertise adding new features seamlessly into existing websites. Additionally, my team excels at developing clean, maintainable code - essential for a project like this. Lastly, the price and timeframe for your project will be competitive without compromising on quality. Looking forward to getting started soon!
$5 USD in 40 days
6.0
6.0

Hola. Me gustaría ayudarte. Es un desarrollo simple, más allá del presupuesto: 1) con AGUI y CopilotKit podemos tener fácilmente una UI Generativa, con streaming y aún gráficos en el futuro si lo deseas (estandard + opensource), 2) el agente lo podemos desarrollar con el framework de orquestación que prefieras (LangGraph, ADK, Agno, MAF), 3) búsqueda semántica/léxica con la DB vectorial que prefieras (puede ser Pinecone por ejemplo), 4) evals sin falta con deepeval o promptfoo, y 5) observabilidad y traceabilidad con Langsmith o LangFuse. Avisame y chateamos o hacemos un meet y te muestro desarrollos similares. PD: no aceptes por favor la oferta sin charlar antes.
$8 USD in 40 days
5.9
5.9

As a seasoned Full-Stack Engineer and Technical Architect, I have spearheaded numerous successful projects over the span of my 10+ year career - and proficiency with React/JavaScript? Absolutely a core part of that. And integrating AI/LLM APIs like OpenAI? Oh, I'm very much experienced with that as well. Allow me to bring to your website the benefits of my proficiency and object-oriented approach towards clean, maintainable code whilst delivering you an AI chatbot that seamlessly interacts with your users, grounded in your specific business context. You want a clean chat widget and stable backend access while ensuring that responses are streamed as they get generated? Consider it done. To deepen your trust: I'd encourage you to take a look at my countless successful projects and perfect on-budget track record to know how seriously I take timeliness and quality magamenet. So when we're all set up, working together will be an organized, proactive, and transparent process ensuing in a final product designed specifically around your necessities. Let's dive into the future!
$8 USD in 40 days
6.1
6.1

Hi, I have 27 years of professional software engineering experience, including React/JavaScript development, API integrations, secure backend services, and AI/LLM-powered workflows. In my previous projects, I’ve built API-driven web applications and data-focused systems, so I’m comfortable connecting a frontend widget to an AI service while keeping credentials and business data securely on the server. I’ll add a lightweight, responsive chat widget matching your existing design, connect it through a secure backend to OpenAI or a similar LLM API, ground responses with your business information, and implement streaming so visitors see answers in real time. I’ll keep the implementation modular and easy to maintain, with optional RAG-ready structure so your business knowledge can be expanded later without rebuilding the chatbot. The result will be a fast, natural-feeling assistant that gives visitors useful answers without exposing your API key or requiring changes to your existing website architecture.
$5 USD in 40 days
5.2
5.2

Hi, I see you're looking to enhance your website by integrating an AI-powered chatbot to efficiently
$20 USD in 40 days
5.4
5.4

I can add the chatbot without touching the rest of your site, using a lightweight React/JavaScript widget with a secure backend for the AI API key, streaming responses, and mobile-friendly styling that matches your existing UI. For grounding, I’d start with your business FAQs/content and structure it so RAG can be added cleanly if the knowledge base grows. I’ve worked on AI products including Drona AI and other LLM-driven automation platforms. Availability: Immediate
$17 USD in 40 days
5.7
5.7

I’m an experienced frontend developer skilled in React, JavaScript, and building clean interfaces. My approach: Add a modern chat widget matching your existing design. Integrate OpenAI or similar AI APIs through a secure lightweight backend. Ground responses using your business information. Implement streaming responses for a smooth experience. Q: Do you already have your business content prepared for the chatbot, or should I help structure it? I can also share relevant AI integration projects Regards/
$8 USD in 40 days
5.2
5.2

Hello, I understand you need a lightweight AI chatbot added to your existing website without rebuilding it. I can integrate a clean responsive chat widget with a secure backend, OpenAI API, business-specific grounding, and streaming responses. I have experience with React/JavaScript and AI/LLM integrations and can keep the implementation clean, secure, and easy to maintain. I’m available to start immediately and can complete this quickly based on your requirements. Best regards, Fizza
$3 USD in 40 days
5.0
5.0

★•══•★ Hi client ★•══•★ You already have the website, so the focus is adding a chatbot that feels like a native part of the existing interface rather than introducing unnecessary changes to the site. I can build a clean responsive chat widget with React/JavaScript, connect it to an AI/LLM API through a lightweight backend, and keep the API credentials securely server-side. I’ll ground the responses in your business information so the chatbot stays focused and useful instead of confidently inventing answers. I’ll also implement streaming responses, responsive behavior for mobile and desktop, and clean component-based code that your team can maintain. If your content grows later, the structure can be extended toward a more advanced RAG setup. Would you like to share the website URL and the business information you want the chatbot to use? Best regards, Rico
$8 USD in 40 days
5.0
5.0

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