Perplexity
Perplexity
2
Answer engine with citations
- Version
- Comet era
- Cost
- Free tier, Pro $20/mo
- Model
- Sonar
ChatGPT Deep Research
OpenAI · #4 most active of 14 in Search & Research
An agentic mode that browses for many minutes and returns a cited report.
Current version
o-series era
Entry cost
from $20/mo
Changes / 30d
0
Capabilities
- Multi-step browsing
- Cited reports
- Python analysis
- File and image reading
Pricing
Plus
$20
Pro
$200
Business
$25
Entry price over time
Not enough pricing history yet — we start charting from the second observation.
Geek mode
Models under the hood
- disclosed
GPT-5.2 Thinking
OpenAI
Context window
196K tokens
Public API
yes
Multi-model routing
no
Stack signals
- Browsing tool
- Code interpreter
Shared model stack
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.
- GPT-5.2 ThinkingOpenAI · 2 products
green disclosed · amber inferred · grey unknown
Reported scale
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.
Also in Search & Research
All Search & ResearchExa
Exa
1
Search API built for AI
- Version
- Exa 2.0
- Cost
- Free credits, then usage-based
- Model
- Exa embeddings
GeminiGoogle
1
Google's assistant and model family
- Version
- 3 Pro
- Cost
- Free tier, AI Pro $20/mo
- Model
- Gemini 3 Pro
Consensus
Consensus
Evidence-based answers from science
- Version
- 2025 platform
- Cost
- Free tier, Premium $9/mo
- Model
- GPT-5.2
Elicit
Elicit
AI research assistant for papers
- Version
- 2025 platform
- Cost
- Free tier, Plus $12/mo
- Model
- Claude
Genspark
Genspark
Agentic search that generates sparkpages and runs tasks.
- Version
- 2025
- Cost
- Free credits, $24.99/mo
- Model
- mixture of agents
Change history
No changes recorded yet.