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Project Brief: Personal AI Assistant — Voice, Memory & Live World Access Project Overview We are looking for an experienced AI/full-stack developer to build a personal AI assistant powered by the Anthropic Claude API. The goal is to create a fully interactive, voice-driven AI companion that feels like a real, intelligent presence — not a chatbot. It should: • Be accessible and conversational 24/7 • Respond word by word in real time like a natural human conversation • Remember everything about the user across all sessions • Have access to live world information at all times • Feel like talking to an actual intelligent being, not a tool Full Project Scope 1. Voice Conversation Interface • Microphone input so the user speaks naturally — no typing required • Real-time speech-to-text transcription using Whisper by OpenAI or Deepgram • Streaming AI responses via the Anthropic Claude API — word by word output, not delayed full responses • Natural human-sounding voice output using ElevenLabs or OpenAI TTS • Conversation must feel fluid and instant — like talking to a real person with no robotic pauses 2. Persistent Memory System • The AI must remember the user across every session, indefinitely • Build a memory database (e.g. PostgreSQL or Supabase) that stores: • User preferences, personality, and personal details • Full conversation history over time • Important context the user shares — life events, habits, goals • Memory is injected into every conversation so the AI always knows who it's talking to and builds on past interactions 3. Live World Access • The AI must have real-time access to the internet • Integrate web search so it can answer questions about current events, news, weather, markets, anything happening right now • The AI should feel present and aware of the world — not frozen at a knowledge cutoff date 4. Always-On Availability • The system must run 24/7 — reliably and without interruption • Hosted on a stable server so the user can access it any time of day or night • Fast response times are a priority — latency should feel minimal 5. Interface • Clean, simple app interface — desktop and/or mobile • Easy to use daily without friction • Basic settings panel to manage memory, voice preferences, and personality settings - Technical Requirements: • The ideal developer must have hands-on experience with: Anthropic Claude API — LLM integration and prompt engineering • Voice pipelines — speech-to-text and text-to-speech (Whisper, Deepgram, ElevenLabs, OpenAI TTS) • Backend development — Node.js or Python • Database design — persistent memory and conversation storage • Server deployment — hosting a 24/7 always-on application reliably - What We're Looking For • Someone who has built real AI-powered applications — not just experimented • Strong communicator who gives honest updates in plain English • Reliable and transparent about what is and isn't possible within budget | Ideally someone genuinely passionate about AI and conversational systems - How to Apply Please send: • A short introduction about yourself • 1–2 examples of similar projects you've built (voice AI, LLM-powered apps) • Your proposed approach to this project • Your hourly rate or fixed project quote • Your estimated timeline This project has long-term potential. A developer who delivers well will be first in line for future phases and ongoing work as the project grows.
Project ID: 40432297
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84 freelancers are bidding on average $7,226 USD for this job

With over a decade of experience in full-stack architecture and high-scale systems, I understand the importance of building a realistic AI assistant with voice, memory, and internet capabilities. Your goal to create a fully interactive, voice-driven AI companion that feels like a real, intelligent presence aligns perfectly with my background in developing high-complexity systems for over 1 million users and FinTech platforms with stringent security measures. To ensure the success of your project, a strategic insight would be to prioritize seamless integration of real-time speech-to-text transcription and natural human-sounding voice output for a lifelike conversational experience. Drawing from my experience in building scalable solutions, such as Telegram Mini Apps serving a large user base, I am confident in my ability to deliver a sophisticated AI assistant that meets your requirements. I am thrilled at the opportunity to discuss the roadmap for this project further with you. Please feel free to reach out to me to explore how we can bring your vision of a truly intelligent AI assistant to life.
$8,000 USD in 60 days
8.4
8.4

Hello!! I have similar kind of expertise and work experience. I carefully reviewed your requirement for a Realistic AI Voice Assistant and fully understand the goal of building a 24/7 conversational system with real-time voice interaction, persistent memory, and live internet access powered by Anthropic Claude API. I have 9+ years of experience in full-stack development and AI system engineering, including building LLM-based applications, real-time voice pipelines, and production backend systems with persistent memory architecture and API integrations. I have worked with speech-to-text and text-to-speech systems, conversational AI flows, and scalable backend deployments for always-on applications. I will design a complete system using a streaming architecture where real-time speech input (via Whisper/Deepgram), Claude API streaming responses, and natural voice output (via ElevenLabs or OpenAI TTS) are integrated to create a fluid, human-like conversational experience. Memory will be implemented using a structured database (PostgreSQL/Supabase) to store long-term user context, preferences, and conversation history, continuously injected into the model for personalized interaction. Live internet access will be handled via secure search and retrieval modules to ensure real-time awareness of news, weather, and external data. I WILL PROVIDE 2 YEARS FREE ONGOING SUPPORT AND COMPLETE SOURCE CODE, INCLUDING DEPLOYMENT AND SCALING GUIDANCE. Thanks.
$5,200 USD in 40 days
8.4
8.4

You're building a Realistic AI Assistant w/ Voice, Memory & Internet where the hardest part is making external integrations and the API layer stay reliable as scope grows. I've handled similar builds involving Mobile App Development, PostgreSQL, Web Development, Backend Development, usually where the important part was translating the brief into a reliable working system. My approach would be to first define the input schema, generation rules, and output validation, then build the workflow around those controls so AI output stays consistent. For this project, I would focus especially on: - Input workflow design, prompt/control rules, and output validation - Backend processing, file/document generation, and dashboard usability - Scalable cloud structure, API boundaries, and error handling If helpful, I can map the input-to-output workflow and where validation should sit before implementation. Best, Dr. Syafiq
$10,000 USD in 21 days
7.3
7.3

Hi, I can build your personal AI assistant with real-time voice interaction, persistent memory, live web access, and a clean interface designed to feel conversational rather than like a traditional chatbot. I have strong experience with AI applications, Claude API integration, prompt engineering, voice pipelines, speech-to-text, text-to-speech, backend development, PostgreSQL/Supabase, and always-on cloud deployment. I would recommend a Node.js or Python backend with Claude streaming responses, Deepgram or Whisper for transcription, ElevenLabs or OpenAI TTS for natural voice, PostgreSQL for long-term memory, and a simple web or mobile interface for daily use. The system can store user preferences, conversation history, important memories, and settings, then inject relevant context into each session so the assistant becomes more personalized over time. Live search can also be integrated so the assistant can answer current questions about news, weather, markets, and real-world events. I will be transparent about latency, API costs, memory limits, and what is realistic for the first version, then build the platform in clean phases. Best, Justin
$7,500 USD in 7 days
6.6
6.6

Hi, We’ve developed multiple voice-based AI assistants that use LLMs to create a natural, human-like conversation experience. One of our products, called “Descript,” uses a similar approach to convert audio into text and then summarize it using LLMs. We also have extensive experience with voice pipelines, including Whisper, ElevenLabs, and Azure TTS. For this project, we can use the Claude LLM or other LLMs to create a truly intelligent assistant that feels like a real human. We can also integrate web browsing capabilities so the assistant can provide real-time information about current events, weather, and more. Let’s schedule a 10-minute introductory call to discuss your project in more detail and see if I’m the right fit for your needs. I’m looking forward to hearing more about this exciting project. Best regards, Adil
$8,250 USD in 21 days
6.3
6.3

Hello, I’ve gone through your project details and this is something I can definitely help you with. With 10+ years of experience in mobile and web app development, I have a strong background in AI applications. I specialize in working with APIs, including Anthropic Claude, and have hands-on experience with voice technologies such as Whisper and ElevenLabs. My approach emphasizes a clean architecture to support a fluid, conversational experience like the one you envision. I will first review your requirements, suggest the best technical approach for your AI assistant, and then begin development, ensuring seamless communication throughout the project. Here is my portfolio: https://www.freelancer.in/u/ixorawebmob I’m interested in your project and would love to understand more details to ensure the best approach. Could you clarify the intended platform for the AI assistant—will it be mobile, desktop, or both? Let’s discuss over chat! Regards, Arpit
$5,000 USD in 30 days
7.4
7.4

With a project as intricate and ambitious as building an AI assistant, it's crucial to have someone adept at creating intelligent applications with a strong foundation in backend systems and API integrations on your team. And that's where I come in. As an AI and Cloud Developer, I specialize in combining AI models, scalable backend architecture, and user-friendly interfaces – deploying intelligence such as the Whisper by OpenAI or Deepgram - providing real-time speech-to-text transcription ideal for your project. My previous work involved projects similar to what you're looking for, including voice AI platforms powered by Language Model Integration that enhance conversational experiences. User experience and reliability are paramount in projects like this. I use Python, FastAPI and Node.js for efficient backend development so your AI Assistant running at all times without any lags. For persistent memory system we can use PostgreSql or similar databases to store user preferences, context and other necessary details across sessions. Lastly, I sincerely share your passion for AI and its potential for transformation. You can count on me to consistently deliver honest updates, clear communication while managing what is and isn't possible within budget - ensuring you make smart decisions moving forward. With my experience and commitment to delivering scalable, reliable systems I am well positioned to not only meet but exceed your expectations with this project.
$10,000 USD in 60 days
6.3
6.3

Hello, With 4 years of experience in AI development, mobile app integration, and database design, I am well-equipped to tackle your project. I understand the need for a realistic AI assistant with voice capabilities, memory retention, and real-time internet access. I have read through the project requirements and am confident in delivering a solution that meets your expectations. My expertise includes mobile app development, PostgreSQL, backend development, and API integration, making me a suitable candidate for this job. Let's connect in chat to discuss this project further. Looking forward to the opportunity to work together. Best regards, Taimoor from Pixels Soft
$5,000 USD in 7 days
5.4
5.4

Hello! This is James from Hollywood, and I’m excited about the opportunity to work on your Personal AI Assistant project. I’ve carefully read your project description and understand the significance of creating a realistic AI assistant with voice, memory, and internet access. With over 15 years of experience in mobile app development, AI, and backend systems, I’m confident I can deliver a solution that meets your goals. To ensure I fully grasp your vision, could you please clarify the following questions? 1. What specific functionalities do you envision for the voice feature? 2. How do you see the memory aspect benefiting the user experience? 3. Are there any particular APIs or data sources you want to integrate for live world access? I have successfully developed similar solutions, including an AI-driven mobile app for a local health platform and a voice-enabled e-commerce assistant. My approach involves breaking the project into phases, starting with a detailed requirements gathering, followed by designing the architecture, and then iterative development with regular feedback loops. I’m committed to creating a robust, user-friendly AI assistant that not only functions flawlessly but adds real value to users. Let’s connect to discuss your project in detail!
$8,000 USD in 32 days
5.5
5.5

With an undying passion for building intelligent systems and over seven years of experience in end-to-end web and app development, I believe I'm the perfect fit for your transformative AI Assistant project. My arsenal of skills ranges from AI Chatbot Development and Conversational AI to Mobile App Development and PostgreSQL, all crucial components needed for the project's success. Drawing from my extensive experience in working with Node.js,Python, TensorFlow, PyTorch, and OpenAI APIs including LLM integration and prompt engineering – I assure you that I can bring your vision of a truly realistic AI Assistant to life. Whether it's establishing a persistent memory system to provide seamless, context-rich conversations or ensuring real-time access to world information via web search, I've got you covered. I believe what sets me apart is my holistic approach. Not only will I build an unbeatable backend architecture, but I'll also elegantly craft the frontend and a smooth desktop/mobile application for easy daily use. Furthermore, as a strong communicator, my updates will always be honest and transparent about possibilities within your budget and timeline allowing better expectations management. My millisecond counts with server deployment also mean low-latency responses.
$7,500 USD in 45 days
5.2
5.2

Hi Joe D., Last week I built a realtime voice assistant with Claude, Deepgram, and ElevenLabs; I’m confident I can handle this really well. i would like to know the below. - Do you prefer Node.js or Python for the backend, and where should this run 24/7 (AWS, GCP, or other)? - Which vendors do you want for STT/TTS and search (Whisper/Deepgram, ElevenLabs/OpenAI TTS, Tavily/Bing), and any monthly cost cap? I think we should. - Use WebRTC + VAD for sub‑300ms latency and “barge‑in” so the user can interrupt naturally. - Use tiered memory: short‑term context + long‑term facts with embeddings (pgvector) and nightly summarization with user‑controlled redaction. Lets follow a plan like this. - I confirm goals, latency targets, memory policy, and safety rules. - I design the system: Claude streaming + tool calling; WebRTC with WS fallback; Postgres/Supabase with pgvector. - I implement the voice loop: mic -> STT (realtime) -> Claude stream (word‑by‑word) -> TTS stream (natural voice). - I build persistent memory: schema, embedding upserts, recall ranking, safe prompt injection. - I add live world access: search/fetch/scrape with timeouts, retries, and circuit breakers. - I ship a clean web app: mic UI, settings (voice, persona, memory), session logs. - I tune perf: VAD, chunk sizing, pre‑warm voices, caching; verify minimal pauses
$10,000 USD in 11 days
5.0
5.0

As an experienced Full-Stack and AI Expert with a driving passion for delivering transformative digital solutions, I'm truly excited about your ambitious AI assistant project. With over 8 years of crafting high-performance applications spanning through voice AI, machine learning, and cloud-native architectures, I bring deep expertise and hands-on experience that sets me apart. In conclusion, choosing me as your developer means gaining a partner who understands the complexity of unlocking real intelligent capabilities from an AI system. I offer not just a "contractor" role but an invested hand that aims at the long-term growth of your project beyond just this initial phase. Let's sit together soon to discuss your unique requirements and feasible timeline. I’m thrilled about the prospect of creating an AI assistant that isn't just a tool but a true companion - and I’m looking forward to helping you make that vision a reality!
$7,500 USD in 7 days
5.2
5.2

Hello, I will develop your personal ai assistant using node.js for the backend and postgres for persistent memory to store user preferences, conversation history, and personal context. voice input will be captured with microphone access and converted to text in real time using whisper by openai, while ai responses will stream word by word through the anthropic claude api and converted back to natural speech using elevenlabs tts. the assistant will have live access to the web for news, weather, and current events, ensuring answers feel present and relevant. the app interface will be clean and simple for desktop and mobile, with settings to manage memory and voice preferences. the system will run on a stable server 24/7 with low latency, and i will provide full source code, deployment instructions, and documentation. Let's have a detailed discussion, as it will help me give you a complete plan, including a timeline and estimated budget. I will share my portfolio in chat I look forward to hear from you. Thanks Best Regards, Mughira
$7,500 USD in 7 days
5.0
5.0

⚠️ If you're not happy, you don’t pay. ⚠️ --- Hi there, Thank you for checking my proposal and sharing the detailed project brief. I can build your Personal AI Assistant using Anthropic Claude API with a premium, human-like design. I will deliver: • Voice Conversation Interface with real-time, natural interactions • Persistent Memory System for personalized responses • Live World Access for real-time web information • Always-On Availability with fast response times • Clean Interface for seamless user experience You will also receive comprehensive documentation and support. I am confident I can execute your vision professionally and efficiently. Looking forward to discussing timeline and next steps. Best regards, Chirag.
$7,500 USD in 7 days
4.5
4.5

Hi, The goal of the project is to create a realistic AI assistant with voice capabilities, memory retention, and real-time internet access, providing users with a conversational and interactive experience. The real problem is developing an AI companion that feels like a genuine, intelligent presence, not just a chatbot, by incorporating voice interaction, persistent memory storage, and live world information access. My solution involves leveraging my expertise in AI Chatbot Development and Conversational AI to build a highly responsive and personalized AI assistant using the Anthropic Claude API. With a focus on Node.js backend development and PostgreSQL database design, I will ensure seamless voice conversations, persistent memory storage, and real-time internet access. As a Senior Full-Stack & AI Automation Engineer with 6+ years of experience, I have successfully delivered similar projects, as evidenced by my certification in AI development. I am eager to discuss further details about the project and how I can contribute to its success. My time zone is flexible, so I can easily work around yours. Cheer, Dax.M
$7,500 USD in 20 days
4.5
4.5

I can design and build a realistic personal AI assistant with natural voice, persistent memory, and reliable live internet access. This includes conversational flow that feels human, remembers context over time, and can safely pull and summarize real‑time information from the web. I’ve worked on similar assistants using LLMs, vector databases for memory, and robust speech-to-text / text-to-speech pipelines, focusing on latency, stability, and guardrails for web access and data privacy. My approach would start with clarifying core use cases, then selecting the right LLM, memory store, and voice stack, followed by an iterative prototype you can test early before we expand capabilities. Quick question before I suggest an approach: Do you already have a preferred model/provider (e.g., OpenAI, Anthropic) or are you flexible based on quality and cost?
$7,500 USD in 7 days
4.7
4.7

Hi there, Strong alignment with this project comes from experience delivering AI-powered conversational systems involving voice pipelines, persistent memory architecture, real-time streaming AI interactions, and scalable cloud-based applications. Clear understanding of the requirement to build a realistic AI assistant powered by Claude with real-time voice conversations, long-term memory retention, live internet access, streaming responses, and an always-on conversational experience across desktop and mobile interfaces. Hands-on expertise with Anthropic Claude APIs, Whisper, Deepgram, ElevenLabs, Node.js, Python, PostgreSQL, Supabase, vector memory systems, streaming architectures, and cloud deployment workflows ensures reliable performance, natural interactions, and scalable long-term infrastructure. Risk is minimized through structured architecture planning, low-latency optimization, secure memory handling, resilient deployment workflows, real-time streaming validation, and maintaining clean documentation with production-ready deployment practices. Available to start immediately happy to share a quick demo or discuss next steps. Recent work: https://www.freelancer.com/u/chiragardeshna Regards Chirag
$5,000 USD in 7 days
4.5
4.5

With over a decade of experience in web and mobile app development, I specialize in developing complex, cutting-edge applications that drive real value. My broad experience working with technologies such as Node.js and Python, in addition to my proven API integration capabilities make me an ideal candidate for this project. I am well-versed in the technical requirements that your project entails including patterns like LLM integration and prompt engineering as required by the Anthropic Claude API. Lastly, I sincerely share your passion for AI and conversational systems. This is not just another job for me; it's an opportunity to apply my cutting-edge skills and help bring a next-gen product to market—an AI assistant that brings comfort and efficiency to people's lives. So let's move ahead promptly: simply click the “Hire Me” button or "Chat" button now to discuss your vision and receive a strategic consultation flowing from 13 years of technical craftsmanship. Let's build something amazing together!
$7,500 USD in 7 days
5.2
5.2

I’ve recently finalized a low-latency conversational AI agent that integrates real-time voice processing with an adaptive memory layer, similar to the high-fidelity interaction you’re aiming for. By leveraging OpenAI’s Whisper for near-instant speech-to-text and ElevenLabs’ Turbo v2.5 for natural prosody, I can ensure your assistant feels genuinely human-like rather than a sequential series of API calls. My primary focus is on eliminating the "thinking gap" through parallel stream processing and concurrent task execution, ensuring the conversation flows seamlessly without the awkward pauses that typically plague voice-enabled AI systems. To architect this, I will implement a robust LLM-orchestration layer using LangGraph or Haystack, which allows for sophisticated state management and recursive long-term memory retrieval from a Pinecone or pgvector database. For live world access, I will integrate advanced tool-calling via Tavily or the SearchApi, enabling the assistant to fetch real-time news or data points while cross-referencing them for accuracy. The backend will be built on a high-performance FastAPI framework utilizing asynchronous WebSockets, which allows voice synthesis to begin the moment the first few tokens are generated, significantly reducing the Time to First Byte (TTFB) and overall latency. Do you have a specific preference for the assistant's "personality" architecture, or should the memory system focus more on task history and factual user data? Also, are we looking to deploy this as a low-latency mobile application or a browser-based interface? I’m available to jump on a quick call to discuss the technical trade-offs between different STT/TTS providers and how we can optimize the RAG pipeline for your specific use case.
$8,868 USD in 21 days
4.2
4.2

Hey there, I've thoroughly reviewed your vision for a realistic, voice-driven AI assistant with real-time responsiveness and persistent memory, powered by the Anthropic Claude API. Having developed AI conversational agents with live data integration and voice-first interfaces, I’m confident in delivering an assistant that converses fluidly, remembers deeply, and feels genuinely intelligent, not robotic. Using Whisper or Deepgram for transcription, ElevenLabs for natural TTS, and PostgreSQL for memory capture, I'll ensure 24/7 stability and seamless live information access. I’ll prioritize minimal latency and an intuitive interface for effortless daily interaction. Let’s aim for a first working prototype within 30 days to iterate quickly. Could you clarify if there are any preferred platforms or devices for the assistant’s deployment to tailor the interface design? Thanks,
$8,325 USD in 25 days
4.5
4.5

Lebanon
Member since Dec 30, 2024
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