AI Companions
AI companions are conversational AI systems built primarily for ongoing emotional, social, or romantic interaction with a single user, rather than for completing discrete tasks.
Conversational AI
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Showing 1-55 of 55 articles
AI Voice Agent
An AI voice agent is a conversational artificial intelligence system that communicates with users through spoken language in real time, holding fluid telephone or in-app conversations, interpreting intent…
Ada (company)
Ada (legally Ada Support Inc., and branded at the domain ada.cx) is a Toronto-based software company that builds an AI-powered platform for automating customer service.
Amazon Alexa
Amazon Alexa is a virtual assistant developed by Amazon, first introduced on November 6, 2014, alongside the Amazon Echo smart speaker, and rebuilt in 2025 as a generative AI assistant called Alexa+ that runs…
BSide: Olivia Lin
BSide: Olivia Lin is a free Windows desktop application developed and published by miHoYo. It entered Early Access on Steam on July 13, 2026, under App ID 4532590.
Bard
Bard was the conversational AI chatbot developed by Google, launched as an experimental service on February 6, 2023, opened to a public waitlist on March 21, 2023, and rebranded to Gemini on February 8, 2024.
Best AI Search Engines
As of July 2026, the best AI search engine overall for research and citations is Perplexity, which runs its own web index and answers every query with numbered source links.
Best AI Writing Tools
As of July 2026, the best all-purpose AI writing assistant is Claude, which produces the most natural, lowest-edit prose of the major assistants and is the pick when writing quality itself is the deciding…
Bland AI
Bland AI is an enterprise voice AI platform that enables businesses to deploy, manage, and scale AI-powered phone agents for inbound and outbound calling.
BlenderBot
BlenderBot is a line of open-domain conversational agents built by Facebook AI Research (FAIR), the lab now known as Meta AI.
Chai (app)
Chai (also styled CHAI, and operated by Chai Research Corp., on the web at chai-research.com and historically chai.ml) is an AI companion and entertainment platform where users chat with and create…
Character.AI
Character.AI (stylized as character.ai or c.ai) is an AI chatbot platform that lets users create and converse with virtual characters powered by large language models, founded in November 2021 by former Google…
ChatGLM
ChatGLM is a series of open, bilingual (Chinese and English) conversational large language models developed by Zhipu AI together with the Knowledge Engineering Group (KEG) lab at Tsinghua University.
ChatGPT vs Claude vs Gemini vs Grok
Comparison date: July 28, 2026. Product access, model routing, prices, and features can change. This article separates the consumer products from the models and APIs available through them.
ChatKit
ChatKit is an embeddable chat-interface SDK from OpenAI that lets developers drop a ChatGPT-style conversational UI into a web or mobile product with a single React component.
Chatbot
A chatbot is a software application that simulates conversation with human users through text or voice, ranging from simple rule-based programs that match keywords to canned replies, to systems built on a…
Claude vs ChatGPT
As of July 2026, neither Claude nor ChatGPT is universally better: the honest answer depends on the task.
Cresta
Cresta (Cresta Intelligence, Inc., cresta.com) is an American company that builds generative AI software for contact centers.
Doubao
Doubao (豆包, literally "bean bun") is China's most-used artificial intelligence chatbot, developed by ByteDance, the parent company of TikTok.
ELIZA effect
The ELIZA effect is the tendency of people to attribute understanding, empathy, and other human mental states to a computer program on the strength of its conversational output
Gemini (app)
The Gemini app is Google's consumer AI assistant, a chat application available on the web at gemini.google.com and as native Android and iOS apps
Gemini Advanced
Gemini Advanced was the premium, paid tier of Google's Gemini consumer assistant, sold from February 2024 to May 2025 as part of a $19.99 per month subscription called Google One AI Premium that bundled 2…
Gemini Live
Gemini Live is Google's natural-voice conversational mode in the Gemini app: a hands-free, interruptible spoken interface that lets a person talk to Google's AI assistant in real time, the way they would on a…
Gemini vs ChatGPT
As of July 28, 2026, neither Gemini nor ChatGPT is the better choice for every user. They are products whose available models, tools, limits, and integrations differ by plan.
Gong (company)
Gong (legally Gong.io, Inc.) is an American-Israeli software company that builds a revenue-intelligence platform: cloud software that records, transcribes, and analyzes sales calls, video meetings, and emails…
Hume AI
Hume AI is a New York-based artificial intelligence research company and API platform, founded in March 2021 by Alan Cowen, that builds "emotionally intelligent" voice AI: models trained to measure human…
Inworld AI
Inworld AI is an American artificial intelligence company headquartered in Mountain View, California, that builds real-time voice and character AI infrastructure for games, interactive applications, and voice…
Janitor AI
Janitor AI is a character-based AI chatbot and roleplay platform hosted at janitorai.com, where users hold open-ended text conversations with user-created fictional characters.
Kimi (chatbot)
Kimi is an artificial intelligence assistant and chatbot developed by Moonshot AI.
LaMDA
LaMDA (short for Language Model for Dialogue Applications) is a family of conversational large language models developed by Google, built on the Transformer architecture and fine-tuned for open-ended dialogue…
Le Chat
Le Chat is the consumer AI assistant and conversational chatbot built by Mistral AI, the French artificial intelligence company headquartered in Paris, and is widely positioned as Europe's leading alternative…
Le Chat Enterprise
Le Chat Enterprise is the enterprise edition of Le Chat, the AI assistant from Paris-based Mistral AI, launched on May 7, 2025 as a company-wide assistant that combines enterprise search, custom AI agents…
LiveKit Agents
LiveKit Agents is an open source framework for building realtime voice, video, and multimodal AI agents
Meta AI Studio
Meta AI Studio (often shortened to AI Studio) is a free platform from Meta that lets anyone build customizable AI characters and personas without writing code, then chat with them inside Instagram, Messenger…
Microsoft Copilot
Microsoft Copilot is the umbrella brand that Microsoft uses for its generative AI assistants and agents across consumer, developer, and enterprise products.
Moshi
Moshi is a full-duplex speech-to-speech foundation model developed by Kyutai, a French nonprofit artificial intelligence research laboratory.
OpenAI Realtime API
The OpenAI Realtime API is a speech-to-speech interface from OpenAI that lets developers build low-latency, bidirectional voice AI applications powered by GPT-4o and later by the purpose-built gpt-realtime…
Parloa
Parloa is a German enterprise software company that builds an "Agentic AI" platform for customer service, letting large organizations deploy autonomous AI agents across voice and chat channels for their…
Pennsylvania v. Character.AI
Pennsylvania v. Character Technologies, Inc. is a civil enforcement action filed on May 1, 2026
Pipecat
Pipecat is an open-source Python framework for building real-time voice and multimodal conversational AI agents.
Poe (platform)
Poe (short for Platform for Open Exploration) is an AI chatbot aggregator platform developed and operated by Quora.
PolyAI
PolyAI is a British enterprise voice AI company founded in 2017 that builds autonomous phone agents for large-scale contact centers.
Realbotix
Realbotix is a United States company that designs and manufactures lifelike, AI-powered humanoid robots for companionship, entertainment, and customer service.
Replika
Replika is an artificial intelligence companion chatbot developed and operated by Luka Inc., a San Francisco company founded in 2014 by Eugenia Kuyda and Phil Dudchuk.
Retell AI
Retell AI is a voice AI agent platform that enables businesses to build, deploy, and manage AI-powered phone agents for inbound and outbound call automation.
Sierra AI
Sierra is a conversational AI company that builds AI-powered customer experience agents for businesses.
Sindarin
Sindarin (stylized sindarin. and operating as Sindarin Persona) is a small American startup building a real-time conversational voice AI platform for developers.
Siri
Siri is the voice assistant developed by Apple Inc. that launched on the iPhone 4S on October 14, 2011, making it the first mainstream voice assistant shipped on a smartphone .
Sparrow (DeepMind)
Sparrow is a research dialogue agent built by DeepMind and introduced on 22 September 2022.
Tavus
Tavus is an American generative AI research company headquartered in San Francisco, California, that develops video generation models and real-time conversational video technology.
Tay (chatbot)
Tay was an artificial intelligence chatbot that Microsoft released on Twitter on March 23, 2016 and suspended about 16 hours later, after users manipulated it into posting racist, misogynistic, and antisemitic…
Tencent Yuanbao
Tencent Yuanbao (Chinese: 腾讯元宝; pinyin: Téngxùn Yuánbǎo) is a consumer-facing artificial intelligence assistant application developed and operated by Chinese technology company Tencent.
Tongyi Qianwen
Tongyi Qianwen (通义千问), the brand often glossed in English as "seeking truth by asking a thousand questions," is Alibaba Group's flagship large language model and conversational AI brand, launched by Alibaba…
Vapi
Vapi is a voice AI orchestration platform that lets software developers build, deploy, and scale AI phone agents through a programmable API.
Voice assistant
A voice assistant is a software agent whose primary interface is spoken language: it listens for a trigger, converts speech to a machine-readable request, decides what the speaker wants, and answers with…