Perplexity
Answer engine with citations
- Version
- Comet era
- Cost
- Free tier, Pro $20/mo
- Model
- Sonar
SciSpace · #12 most active of 14 in Search & Research
Literature review and paper Q&A for researchers.
Current version
2025
Entry cost
Free tier, $12/mo
Changes / 30d
0
Free tier, $12/mo
Entry price over time
Not enough pricing history yet — we start charting from the second observation.
GPT
Claude
Context window
—
Public API
no
Multi-model routing
no
Other tracked products running on the same foundation models — a quick read on how much of the catalog moves when one of these models changes.
Reference data. Each figure is whatever the source actually said — weekly users, downloads, revenue run-rate — with its own definition and date. These are not comparable between tools and are never used to rank anything.
No public usage figure on record for this product.
Perplexity
Answer engine with citations
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No changes recorded yet.