Perplexity AI vs OpenCode vs Microsoft Copilot vs ChatPDF

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

Your tool
Perplexity AI
vs
Competitor 1
OpenCode
Competitor 2
Microsoft Copilot
Competitor 3
ChatPDF
Compare
4 tools · best value per row highlighted
Your tool Perplexity AI
perplexity.ai
Search that gives answers instead of links
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.
Competitor Microsoft Copilot
copilot.microsoft.com
AI across Microsoft
Competitor 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.
Traffic estimated monthly website traffic
Monthly visits
95.2Mvisits/mo
—
81.9Mvisits/mo
—
MoM change
▼ 8.2%
—
▼ 31.3%
—
6-month growth
-42.9%
—
-16.6%
—
Global rank web
#446
—
#609
—
Avg. last 3 months
104.9M
—
110.9M
—
Bounce rate lower is better
33%
—
36%
—
Pages / visit
3.6
—
3.6
—
Visit duration
4m 18s
—
5m 32s
—
Traffic sources
● Direct 94% · ● Referral 4%
—
● Direct 87% · ● Referral 11%
—
Perplexity AIOpenCodeMicrosoft CopilotChatPDF
047.3M94.5M141.8M189MPerplexity AI · 189MPerplexity AI · 179.6MPerplexity AI · 170.1MPerplexity AI · 153.8MPerplexity AI · 166.8MPerplexity AI · 154.9MPerplexity AI · 138.1MPerplexity AI · 115.8MPerplexity AI · 103.8MPerplexity AI · 95.2MMicrosoft Copilot · 105.6MMicrosoft Copilot · 97.9MMicrosoft Copilot · 101.2MMicrosoft Copilot · 98.2MMicrosoft Copilot · 123.8MMicrosoft Copilot · 130MMicrosoft Copilot · 131.6MMicrosoft Copilot · 119.2MMicrosoft Copilot · 81.9M10M100M1BPerplexity AI · 189MPerplexity AI · 179.6MPerplexity AI · 170.1MPerplexity AI · 153.8MPerplexity AI · 166.8MPerplexity AI · 154.9MPerplexity AI · 138.1MPerplexity AI · 115.8MPerplexity AI · 103.8MPerplexity AI · 95.2MMicrosoft Copilot · 105.6MMicrosoft Copilot · 97.9MMicrosoft Copilot · 101.2MMicrosoft Copilot · 98.2MMicrosoft Copilot · 123.8MMicrosoft Copilot · 130MMicrosoft Copilot · 131.6MMicrosoft Copilot · 119.2MMicrosoft Copilot · 81.9MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Free
Freemium
Free
Starting price
$20per month · free tier available
Free
Free tier
Free
Free tier
Free trial
–
–
–
–
API access
–
–
–
–
Plans
—
—
—
—
Capabilities input → output
Input
DocumentsImagesTextCode
CodeText
TextImagesDocumentsCodeAudio
DocumentsTextWeb pages
Output
CodeText
Code
AudioTextImagesCode
Text
Skill level
Beginner-friendly
Advanced
Beginner-friendly
Beginner-friendly
Categories
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
10
6
11
12
Research
–
Summarizing
–
Homework assistance
–
Chatbots
–
–
Coding
–
–
Search engine
–
–
Document summarization
–
–
Writing
–
–
AI search
–
–
–
Interactive PDF processing
–
–
–
PDF analysis
–
–
–
PDFs
–
–
–
Agents
–
–
–
Image generation
–
–
–
PDF summaries
–
–
–
PDF translations
–
–
–
Productivity
–
–
–
Research papers
–
–
–
Translations
–
–
–
Voice assistance
–
–
–
Academic research
–
–
–
Developer tools
–
–
–
Development
–
–
–
Document reading
–
–
–
Literature reviews
–
–
–
Local AI
–
–
–
Self hosted
–
–
–
Summaries
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 3
▲ 0
▲ 2
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
1
0
0
0
Verified listing
–
–
–
–

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.