CATEGORY · 19 COMPANIES
AI Search / Answer Engines
Citation-grounded answer engines and AI-native search experiences.
#CompanyValuationARRHeadcountFresh
01JJina AI<cite index="34-2,34-3">Founded in 2020 by Han Xiao, Jina AI is a leading search AI company. It provides Embeddings, Rerankers, Readers, and Small Language Models that help businesses and developers build powerful search applications—delivering highly relevant, grounded, multimodal, and multilingual results.</cite> The company operates as a search foundation infrastructure provider with multilingual embedding models optimized for Chinese and English bilingual retrieval.——100+amber02PPerplexityCitation-grounded AI answer engine with the Sonar search model and the Comet agentic browser.—~$200M ARR (mid-2025)Not separately reported—03GGoogle AI OverviewsAI summaries inside Search————04YYou.comEnterprise AI assistant————05EExaExa is an AI-native search engine that retrieves real-time data from the web optimized for artificial intelligence applications. Unlike traditional search engines built for human users, Exa trains embedding models to help AI systems find the highest-quality knowledge without SEO spam or ads.$2.2B——amber06FFraseFrase is an AI-powered content optimization and automation platform that helps businesses research topics, generate outlines, and create drafts. It analyzes top-ranking search results (20+ for a given keyword), builds SERP-driven outlines, generates content aligned with search intent, and provides real-time content scoring for SEO performance.———amber07HHumataHumata is an AI-powered document analysis agent that enables users to upload PDFs and other files, then ask natural language questions to receive instant, citation-backed answers. The platform uses advanced NLP and machine learning to transform static documents into interactive, searchable knowledge bases.——11-50amber08CChatGPT SearchWeb-grounded ChatGPT answers————09MMicrosoft Copilot SearchCopilot in Bing and Edge————10GGlanceGlance is an AI-driven platform delivering personalized content, shopping, and styling experiences on mobile lock screens. Owned by InMobi, it reaches 100+ million users globally through partnerships with OEMs and telecom companies.$1.7B~$73.1M584amber11PPhindDeveloper-focused AI search————12BBrandlightPlatform enabling brands to manage visibility and representation within generative AI engines (ChatGPT, Gemini, Claude). Helps companies monitor brand mentions and optimize presence in LLM responses, positioning itself as 'SEO for the AI era.'Pre-unicorn (~$300M estimated)Tens of millions projected for 202635 employees across Israel and USamber13KKagiSubscription privacy search————14TThe Browser Company (Arc / Dia)The Browser Company develops Arc, an AI-native web browser with agentic search capabilities including "Browse for Me" functionality. Recently launched Dia, a new AI browser focused on LLM integration and web navigation.——50-100 estimatedamber15GGlean TechnologiesEnterprise AI search and agentic workflow platform that indexes and understands organizational data across hundreds of applications to provide permissions-aware answers and automate multi-step business processes.$7.2B~$100M850+amber16BBrave SearchIndependent search with AI————17WWritesonicWritesonic is an AI content automation platform enabling marketers and businesses to create, optimize, and publish written material across channels. It provides AI Article Writer 6.0, SEO integration (Surfer SEO), real-time fact-checking, competitor analysis, and multi-language support for 25+ languages.———amber18SSignal AIApplies AI to public information (media, data, intelligence) to identify risks and opportunities for enterprises. Decision augmentation platform providing real-time media monitoring and market intelligence for risk detection and opportunity discovery.———amber19IIdeallyAI-powered market research platform replacing Nielsen-style research with real-time DIY surveys. Uses synthetic human samples for product testing. Serves 250+ brands in 30+ countries (Asahi, DoorDash, Google, Telstra). Launched Canvas product for early-stage concept testing.$100M—~30-40amber