Humata.ai alternatives
6 rag tools in the same lane as Humata.ai, ranked by editorial score.
CH
ChatPDF
RAG · GPT-4o / GPT-4o-mini
6.8
Conversational Q&A over PDFs and other documents with citation-backed answers.
Freemium· Basic: $10 · Pro: $20 · Enterprise: Contact salespdf-qadocument-summarization
AI
aiPDF
RAG
6.8
Chat-with-your-documents app that ingests PDFs, EPUBs, web pages and YouTube videos with cited answers.
Freemium· Playful: Free · Dynamic: $9/month · Flagship: $19/monthdocument-chatpdf-summarization
CW
Chat With PDF by Copilot.us
RAG
6.9
Conversational PDF Q&A bundled into a multi-app productivity membership.
Freemium· 7-day free trial; paid membership covers full app suitepdf-qadocument-summarization
EX
Explainpaper
RAG · Undisclosed (tiered basic vs. advanced)
6.8
AI reading companion that decodes dense academic papers by highlighting and chatting with the PDF.
Freemium· Free: $0/month · Pro: $16/month · Teams: Contact uspaper-readingresearch-summaries
KO
Kotaemon
RAG · Multi-model (OpenAI, LlamaCPP, any OpenAI-compatible endpoint)
7.0
Open-source RAG UI for chatting with your own documents, locally or self-hosted.
Free· Free, open-source (MIT-style); self-hosted infrastructure costs onlydocument-qaprivate-rag
TO
TokenPath
RAG · model-agnostic (works with any LLM output; uses in-house attribution model)
Token-level citation and attribution API for AI-generated answers
Freemium· 10M tokens free to start (no card), then $1 per 1M tokens pay-as-you-goRAG chatbot citationcontract and policy Q&A