Alternatives to Thayssa
The top Voice AI companies similar to Thayssa, ranked by relevance (named competitors first, then how closely their sectors overlap) and our 0-100 AI-readiness score. Each links to a full profile with funding and team.
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OpenAI86Artificial IntelligenceSan Francisco, United States$509.1BOpenAI is an AI research and deployment company dedicated to ensuring that artificial general intelligence benefits all of humanity.
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Mentaily42Mental Health TechTel Aviv, Israel$7.0Mby empowering clinicians and personalizing care for every patient.
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OpenAI82Frontier AI LabSan Francisco, United States$13.0BArtificial intelligence research and deployment company focused on developing advanced AI models like GPT-5.6 and GPT-Live, offering products such as ChatGPT and an API platform.
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Symbix41Conversational AI$1.0MChat, voice call, and view updates with AI characters that have memory and personality, or create your own.
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SpaceXAI76Frontier AI LabPalo Alto, United States$90.0BSpaceXAI is an artificial intelligence and social media company, a subsidiary of SpaceX, developing the generative AI chatbot Grok and the social network X.
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Harmony74AI AgentSan Francisco, United States$30.0MThe agentic platform that makes enterprise IT service management, HR, finance, procurement, and legal run themselves
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Character.AI74Conversational AIMenlo Park, United States$150.0MA leading personal AI platform creating revolutionary open-ended conversational applications.
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Salesforce Einstein69CRMSan Francisco, United States$65.0MAI-powered features integrated into Salesforce's CRM platform to enhance productivity and insights.
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Shop Circle29E-commerceTel Aviv, Israel$343.0MAI-powered platform for e-commerce businesses to automate customer service and marketing.
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Lacentral69Frontier AI Lab$11.0BAI research and deployment company building safe and beneficial AGI.
- Website MOMoonshot AI68Frontier AI LabBeijing, China$5.8B
Chinese AI startup developing advanced large language models and AI agents, including the Kimi chatbot, with a focus on AGI research.
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Decagon68AI AgentSan Francisco, United States$491.0MAI-powered customer support platform that uses autonomous AI agents to resolve complex customer inquiries.
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Anima Lab30Voice AIAnima Lab creates AI characters with persistent memory and hand-written voice, starting with Makima.
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Acceltree Software64InsurTechPune, India$218KInnovative technology provider for the insurance and banking sectors, specializing in Insurtech solutions.
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Chatbase63AI ChatbotSan Francisco, United StatesAI chatbot builder that trains custom GPT-like chatbots on your own data.
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Voiceback AI28Voice AIAI-powered solutions for SMBs, including chatbots, predictive analytics, and data engineering.
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Rep AI62E-commerceTel Aviv, Israel$8.2MAI-powered eCommerce chatbot that converts traffic, increases sales, and reduces support tickets.
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Capacity60Customer Service AutomationSt. Louis, United States$26.0MAI-powered support automation platform to reduce costs and improve efficiency.
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Joi60Conversational AISan Francisco, United States$3.0MPlatform for building AI-lationships with digital duplicates of celebrities or custom characters.
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PACKAGE.AI60Retail$14.0MAI-powered eCommerce delivery service negotiating convenient delivery windows with customers.
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Fin AI59Artificial IntelligenceSan Francisco, United States$250.0MAn AI-powered customer service agent that resolves complex queries across multiple communication channels.
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Wysa59Mental Health TechLondon, United Kingdom$20.0MAn AI-powered mental health app providing evidence-based cognitive behavioral therapy and mindfulness support.
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Boost AI59Conversational AIAarhus, Denmark$8.0MAI-powered customer service automation for enterprises, enhancing efficiency and customer satisfaction.
- Website Moonshot AI59Frontier AI Lab$700.0M
A Chinese AI company developing the Kimi chatbot and a series of large language models for various applications.
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ai.com59Agentic AI$70.0MA platform offering personal AI agents that operate on your behalf to automate real-world tasks.
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Guru AI58Knowledge ManagementPhiladelphia, United States$67.0MEasy-to-use video analysis models.
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Cleo57FintechLondon, United Kingdom$177.8MAI financial assistant for younger generations to manage money with personality.
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CrushOn AI57AI ChatbotSan Francisco, United States$15.0MNSFW AI companion platform for virtual roleplay and intimate conversations with diverse AI characters.
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DigitalGenius57AI Tools & AppsLondon, United Kingdom$21.9MAI-powered customer service automation platform for e-commerce and retail brands.
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Yutori57Artificial IntelligenceSan Francisco, USA$15.0MAutonomous AI agents for everyday knowledge-work tasks on the web.
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Pickle56Spatial Computing & XRSan Francisco, United States$30.0MDeveloping a personal, memory-based operating system that learns user context for proactive AI.
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Leo56FintechNew York, United States$6.6MAI-powered customer service solution for the insurance industry, simplifying agent-consumer interactions.
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timeOS55PersonalSan Francisco, United States$3.3MAI-powered calendar assistant that automates scheduling, note-taking, and task management.
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opencharts.com55Agentic AI$600KYour Workspace to create, think, build and collaborate all powered by the best AI Orchestration model in the market.
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Landbot55Conversational AIBarcelona, Spain$15.0MNo-code platform for building conversational websites and chatbots for customer engagement.
- Website Speakingzone20Voice AI
Speakingzone is an AI-powered Telegram bot that helps users improve their English speaking skills through interactive practice.
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Kasisto55FintechNew York, United States$69.0MKasisto provides an Agentic AI platform, KAI, specifically built for financial services to enable intelligent action and predictive engagement.
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Colabo55EnterpriseTel Aviv, Israel$10.5MColabo provides an AI-powered no-code platform for organizations to create new conversational channels for digital optimization.
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FantasyGF19Voice AIPrague, CzechiaAI-powered platform for creating and interacting with personalized virtual girlfriends.
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Nayara.ai54HealthTechSan Francisco, United States$4.0MAI-driven clinical-grade breast cancer guide for women navigating their journey.
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Endstack54Operating SystemSan Francisco, United States$3.0MEndstack is a cloud desktop operating system built for humans and AI agents.
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CipherHealth54HealthTechAustin, United States$10.0MAI-powered patient engagement platform for healthcare providers.
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Handhold54Artificial IntelligenceTallinn, Estonia$3.0MAI-agent platform that automates the inbound customer journey, converting visitors into customers without sales reps.
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Jimini Health52HealthcareSan Francisco, United States$25.0MAI-augmented therapy model combining human therapists with an AI assistant for continuous mental health support.
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Replika52Conversational AISan Francisco, United States$17.6MAn AI companion designed for empathetic conversation, personalized support, and engaging companionship.
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Service Friend52ChatbotTel Aviv, IsraelAI-powered conversational platform for digital transformation and customer engagement.
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Acira AI51AI Website Builder$33.0MAI-powered website builder that creates professional websites in minutes from a simple description.
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Exceed.ai51MarketingTel Aviv, Israel$5.5MAI-powered chatbot platform for personalized customer conversations to boost sales and loyalty.
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Mindy50Agentic AITel Aviv, Israel$6.0MAI-powered chief-of-staff managing tasks and connecting brands with influencers.
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Shapes49Social MediaSan Francisco, USA$16.2MThe app bringing humans and AI into the same group chats.
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Rasa49Conversational AIBerlin, Germany$13.0MOpen-source conversational AI platform for building custom chatbots and virtual assistants.
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Circle Labs49Agentic AISan Francisco, United States$4.2MGenerative AI friends and AI-powered virtual characters (Shapes) for social platforms.
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Atlog49Sales & Payment AI AgentsNew York, United States$1.0MAI voice agents that conduct sales and payment calls for furniture rental companies.
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AI-powered conversational platform for customer engagement and support.
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TryNectar AI49AI ChatbotDover, United States$3.9MAn AI girlfriend that video calls, chats 24/7, and generates images just for you. Explore thousands of characters. Try it free.
Compare Thayssa head to head
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