OpenAI
Multi-step research reports
- Version
- o-series era
- Cost
- from $20/mo
- Model
- GPT-5.2 Thinking
Answer engines and research assistants
14 tools · 4 changes / 30d
OpenAI
Multi-step research reports
Consensus
Evidence-based answers from science
Elicit
AI research assistant for papers
Exa
Search API built for AI
Google's assistant and model family
Genspark
Agentic search that generates sparkpages and runs tasks.
Glean
Enterprise search and agents over every internal system.
Kagi
Ad-free paid search with an optional assistant.
MetasoChina
Ad-free AI search with citations, popular with Chinese researchers.
Grounded research notebook with audio and video overviews.
Perplexity
Answer engine with citations
SciSpace
Literature review and paper Q&A for researchers.
Allen Institute for AI
Open academic graph and API used across research tooling.
You.com
Agentic research API and assistant for enterprises.
Perplexity — Comet browser opened to all Pro subscribers
Cited answers, Deep research, SpacesCited answers, Deep research, Comet browser, Spaces, Shopping
sourcePerplexity — Claude Opus 4.5 and Gemini 3 Pro added to the model picker
Sonar, GPT-5Sonar, GPT-5.2, Claude Opus 4.5, Gemini 3 Pro
source