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Best free AI agents for ai research in 2026

Free AI research assistants for papers, citations, and synthesis — NotebookLM, Elicit, Consensus, SciSpace.

1

Consensus

freemium
research·NaN

AI-powered search engine for scientific research — find what 200M+ papers say about a question.

evidence-based research searchAI Research workflow
2

Elicit

freemium
research·NaN

AI research assistant for academic literature — free plan includes 5,000 credits per month.

academic literature researchAI Research workflow
3

NotebookLM

freemium
research·NaN

Google's free AI research notebook — upload sources and chat with them, with Audio Overview podcasts.

source-grounded AI notebookAI Research workflow
4

Scholarcy

freemium
research·NaN

AI summarization for academic papers — free browser extension with paid tiers for deeper analysis.

academic paper summarizerAI Research workflow
5

SciSpace

freemium
research·NaN

AI co-pilot for researchers — chat with papers, extract data, find literature, and explain equations.

research paper co-pilotAI Research workflow