ChatGPT
General AI assistant from OpenAI with search, deep research and study mode.
- Paid plans from
- $8/month
- Free plan
- Yes: unlimited text chats, limited uploads and deep research
- Best for
- General questions and studying a topic
Tools that do similar jobs to ChatGPT, starting with Papero, with prices and free plans checked on each tool's own site in October 2026.
Prices and features change often. We checked each tool on its own website in October 2026; check a tool's site before you decide, and tell us at contact@papero.ai if something here is out of date.
General AI assistant from OpenAI with search, deep research and study mode.
An AI writing workspace for papers: outline, draft, rewrite and cite real papers in one editor.
General AI assistant from Anthropic for chat, writing and reading your files.
AI research and writing workspace where you read, write and cite.
AI writing tool for academic research with grammar, plagiarism and citation checks.
AI writing assistant for essays, research papers, literature reviews and theses.
Turns the papers you give it into a referenced first draft of a paper, thesis or chapter.
AI writing assistant that gives structured feedback on your writing and never writes for you.
Papero works inside your document: it follows your outline and section prompts, and its citations come from real scholarly records you choose, not from a model's memory.
Papero Plus is $12 a month or $96 a year. OpenAI lists ChatGPT Go at $8/month, Plus at $20/month and Pro from $100/month; on chatgpt.com prices are shown in your local currency.
ChatGPT has search and deep research. Papero cites scholarly records: OpenAlex papers, DOIs, PMIDs, arXiv IDs, ISBNs or your own library, formatted in APA 7, MLA 9, Chicago author-date, Harvard, IEEE, Vancouver, AMA 11, Nature or ACS.
Describe your paper and get an outline in a minute. The Free plan needs no card.