Free and open first
Best Ai Search Tools in 2026
- 21 apps
- Research read 10 Oct 2026
- How the order is worked out
- 1
Consensus
Free plan AndroidAPIExtension+2Consensus combines broad academic search with filters, research workflows, and citations linked to paper passages.
- 2
Gemini Notebook
Free plan AndroidiPhoneWebGemini Notebook combines source-grounded answers with study and audio-generation tools. Check the Free plan’s daily limits and the Keep Activity requirement for certain features before choosing it.
- 3
Elicit
Free plan APIWebElicit brings paper search, document-based workflows, and cited outputs into one research assistant. The free Basic plan has usage limits, while API access is reserved for Pro and higher.
- 4
Google AI Mode
Free plan AndroidiPhoneWebAI Mode combines search links and AI responses with varied input options, follow-up searches and interactive visuals.
- 5
Microsoft Copilot
by Microsoft CopilotFree plan WebWindowsMac+2Copilot offers a free entry point and paid Microsoft 365 plans with different levels of AI usage and bundled apps. Compare the plan-specific usage, storage, and family access terms before subscribing.
- 6
Scite
Free plan APIExtensionWebScite combines citation classification, literature search, manuscript checking, and collection alerts in one service. Its free plan offers a way to start, while advanced access requires a paid plan.
- 7
Semantic Scholar
Free plan APIExtensionWebSemantic Scholar combines paper discovery with saved libraries, reading aids, and an API at no cost.
- 8
You.com
Free plan AndroidAPIiPhone+1You.com groups web search, extraction, research, and grounded-answer APIs for developer applications.
- 9
Sana AI
Free plan iPhoneWebSana Agents combines organizational knowledge access with task automation, integrations, and meeting recordings.
- 10
Komo Search
Free plan WebKomo Search offers a free tier with daily credits, focus modes, and search history. Users who need deep research or premium models must move beyond the Free plan.
- 11
Dropbox Dash
Free trial AndroidAPIExtension+4Dropbox Dash brings cross-app search, sourced answers, and shared Stacks into a cloud workspace. Review its paid starting price and possible future connected-item limit before choosing it.
- 12
Amazon Kendra
Free trial APIWebKendra combines search, source connectors, analytics, and document enrichment, with retrieval features for generative AI workflows.
- 13
- 14
Google Vertex AI Search
Free trial AndroidAPIiPhone+1Agent Search offers broad data-source coverage, semantic retrieval, and generated answers for web and mobile experiences. Its paid query pricing and trial limits are central planning considerations.
- 15
Exa
Free plan - 16
- 17
- 18
Hebbia
Paid APIiPhoneWebChoose Hebbia if your institution needs finance-focused AI, traceable analysis, or workflows built around firm processes.
- 19
Glean Agent Builder
Paid WebGlean Agent Builder offers visual workflow creation, model choices, and connections to enterprise data under organizational permissions.
- 20
Sinequa
Paid Self-hostedWebSinequa combines enterprise search, assistants, and agents with permission-aware access to organizational data.
- 21
Kagi Search
Paid AndroidWebKagi Search offers a trial and paid tiers with different search allowances. Starter has a monthly cap; Professional and Ultimate include unlimited searches at higher listed prices.
#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price