LlamaIndex
An open-source framework for connecting private or organizational data to LLM applications through retrieval, data workflows and agents.
An AI search and analysis tool for finding research papers and organizing evidence around a question.
Core features
- Search peer-reviewed research
- Organize evidence around a question
- Access papers and eligible licensed full text
When to use it
Start literature reviews, explore research questions and find teaching references.
Plans and practical limits
The official page distinguishes Free, Pro and Deep. Free retains basic paper search and lists 10 Pro messages per month; paid tiers add AI analysis and Deep reviews. API/MCP allowances and overage billing are listed separately rather than providing unlimited free calls.
Official plan information · Checked 19 October 2026
Summaries do not replace reading methods, samples and limitations. Full-text access depends on licenses and plan.
Sources and review
Official source 1 · Checked 19 October 2026. Based on public official sources; signed-in and paid features were not tested.
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