AI Tools
Best AI Search Engines in 2026
If your search starts with a question, compare how each tool helps you explore the sources behind its answer. The entries are ranked, with Perplexity first, then Google AI Mode and Felo Search; Consensus and Scite also appear near the top.
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Consensus Consensus is aimed at researchers, students, and clinicians who need to search scientific literature and review citation-backed answers.
From $20/mo Free plan Web · iOS · Android · API9.4 Visit Specs - 02
Perplexity The free plan suits people asking simple questions with limited weekly use.
From $20/mo Free plan Web · Windows · macOS · iOS8.9 Visit Specs - 03
Andi AI Andi suits people looking for AI-assisted web search and summaries, as well as developers adding search to tools, products, or AI workflows.
From $49/mo Free plan Web · iOS · Android · API8.8 Visit Specs - 04
SciSpace SciSpace suits readers who need to review papers, ask questions of PDFs, or improve research writing.
From $5.83/mo Free plan Web · iOS · Android · API8.8 Visit Specs - 05 Genspark Design
It suits product, marketing, engineering, and creative teams that want to generate and refine designs from descriptions or imported assets.
From $19.99/mo Free plan Web · Windows · macOS · Linux8.4 Visit Specs - 06
Elicit Elicit suits researchers who want to search papers and other sources, review evidence, and export reports, tables, or references.
From $11/mo Free plan Web · API8.3 Visit Specs - 07
Felo Search It suits people who want web answers with linked sources and a choice between quick and more involved search.
From $14.99/mo Free plan Web · iOS · Android8.3 Visit Specs - 08
Jina AI Jina AI suits developers and businesses building search applications with embeddings, reranking, or URL and web content extraction.
Free plan Web · API · Self-hosted8.2 Visit Specs - 09 Arc Search
Arc Search may suit mobile browser users who want multi-page search summaries and automatic tab archiving.
Free plan Windows · macOS · iOS · Android8.1 Visit Specs - 10 Google AI Mode From $4.99/mo Free trial Web · iOS · Android8.1 Visit Specs
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Keenious From $10/mo Free plan Web · Browser extension8.0 Visit Specs - 12 Yahoo Scout
Scout suits adults looking for web-based answers, summaries, or help with planning and comparisons.
Free plan Web · iOS · Android8.0 Visit Specs - 13
Scite It suits researchers who need citation context, literature search, manuscript checking, and alerts about subsequent studies.
From $14/mo Free plan Web · API · Browser extension7.9 Visit Specs - 14 You.com
You.com’s APIs suit developers building RAG systems, agents, knowledge bases or data-driven applications.
Free plan Web · iOS · Android · API7.9 Visit Specs - 15
AlphaSense Generative Search Web · iOS · Android7.8 Visit Specs - 16
Undermind From $15/mo Free plan Web · API · Browser extension7.8 Visit Specs - 17
PropensityAI PropensityAI suits researchers and teams working across mixed media, documents, and internal knowledge sources.
Free plan Web · Self-hosted7.7 Visit Specs - 18
Embase AI Embase AI is for biomedical researchers who need to search literature and review linked sources.
Web · Windows · macOS · iOS7.6 Visit Specs - 19 Microsoft Copilot Search
It suits people who want cited search answers, follow-up exploration, and related media on web or mobile.
Free plan Web · iOS · Android7.6 Visit Specs - 20
OpenEvidence OpenEvidence is for healthcare professionals who need cited clinical answers and medical-source access.
Free plan Web · iOS · Android7.5 Visit Specs - 21
Semantic Scholar Free plan Web · API · Browser extension7.5 Visit Specs - 22 Oxford Academic AI Discovery Assistant Free plan Web7.4 Visit Specs
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Iris.ai Web · API · Self-hosted7.3 Visit Specs - 24 Brave Search From $2.50/mo Web · iOS · Android7.1 Visit Specs
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Komo Search Free plan Web7.1 Visit Specs
Citation format, source filters, and deep research mode show how research features differ. Check API access and browser extension support for ways to use a service, and weigh mobile apps, monthly query limits, free plans, and paid-from prices when considering access and cost. Which criteria matter most will depend on the questions you want to investigate and how you prefer to search.