ChatPDF vs OpenCode vs Gemini CLI vs Smallpdf AI PDF

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
ChatPDF
vs
Competitor 1
OpenCode
Competitor 2
Gemini CLI
Competitor 3
Smallpdf AI PDF
Compare
4 tools · best value per row highlighted
Your tool ChatPDF
chatpdf.com
ChatPDF is a document question-answering app: upload a PDF, ask questions in plain language, and get answers with built-in citations that point back to the source passage.
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Competitor OpenCode
opencode.ai
OpenCode is an open-source AI coding agent that helps developers write code in the terminal, an IDE or a desktop app.
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Competitor Gemini CLI
github.com
It can query and edit large codebases, generate new apps from PDFs, images, or sketches using multimodal input, and debug problems when you describe them in plain language.
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Competitor Smallpdf AI PDF
smallpdf.com
Smallpdf AI PDF, also called Chat with PDF, lets you upload a document and talk to it.
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Traffic estimated monthly website traffic
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6-month growth
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Global rank web
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Bounce rate lower is better
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Pricing
Model
Free
Free
Free
Freemium
Starting price
Free
Free
Free
€6per month · free tier available
Free tier
Free trial
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API access
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Plans
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Free (personal Google account) Free
Pro €7.50/moTeam (2-100 users) €6/mo
Capabilities input → output
Input
DocumentsTextWeb pages
CodeText
CodeDocumentsImagesText
DocumentsText
Output
Text
Code
Code
Text
Skill level
Beginner-friendly
Advanced
Advanced
Beginner-friendly
Categories
Education & LearningProductivity & OfficeResearch & AnalyticsWriting & Content+4 more
Development & CodeAI Coding Assistant
Development & CodeAI Coding Assistant
Productivity & OfficeWriting & ContentAI Document ExtractionAI PDF+1 more
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
12
6
6
8
Coding
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PDF analysis
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PDFs
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Interactive PDF processing
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Agents
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Document summarization
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PDF summaries
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Summarizing
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Developer tools
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Development
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Document chat
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PDF translations
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Research
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Academic research
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Code analysis
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Debugging
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Document data extraction
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Document reading
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Homework assistance
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Local AI
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Self hosted
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Summaries
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Community on aitoolstime
Rating
no ratings yet
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Upvotes
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Saves
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Reviews
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Prompts
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Verified listing
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Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.