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OpenCancer offers AI tools for cancer patients and caregivers. Its assistant, Navis, answers questions with cited sources and can work from uploaded medical records. The site says answers are grounded in NCCN guidelines and reviewed by Cancer Commons scientists. It also offers a shared Care Circle workspace for family and experts, and an optional Expert Review by cancer scientists.

Your doctor has AI. Now you do.

Key features

  • Ask Navis (AI Q&A): free AI answers with cited sources such as NCCN patient guidelines and PubMed; no signup required per the homepage
  • Records translation: upload medical records and get plain-English explanations; extracts diagnosis, biomarkers and treatment info
  • Privacy Mode: optional upload setting that does not store original files, keeping only extracted data
  • Case review: comprehensive review to help understand treatment options
  • Appointment question generator: builds questions to ask the oncologist
  • Clinical trial exploration: trial searches sent to ClinicalTrials.gov to find recruiting studies
  • Care Circle: private shared case space where invited family, friends or experts see one summary of diagnosis, status, plan and open questions
  • Expert Review: review by PhD cancer scientists (details unverified; page blocked to automated access)
  • AI-assistant connector (MCP): use OpenCancer inside Claude, ChatGPT and other assistants

Strengths

  • Free to use, with no signup required for AI answers
  • Answers show sources and are grounded in NCCN guidelines
  • Stated policy: never sells data, no advertiser sharing, no model training on your records
  • Optional human review by cancer scientists
  • Shared Care Circle workspace for caregivers and family

Best for

  • Newly diagnosed cancer patients who want plain-English explanations of their reports
  • Caregivers and family members coordinating around one shared case summary
  • Patients preparing questions for oncology visits
  • Patients searching for clinical trials

Integrations

  • ClinicalTrials.gov (api, basic, system)
  • Claude (Anthropic) (api, basic, tool)
  • Chatgpt (OpenAI) (api, basic, tool)
  • Cancer Patient Lab (api, basic, tool)
  • OpenOnco (api, basic, tool)
  • BioMCP (api, basic, tool)

Pricing

  • Free tier available
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