← Segments

Search & Research

Answer engines and research assistants

14 tools · 4 changes / 30d

Multi-step research reports

Version
o-series era
Cost
from $20/mo
Model
GPT-5.2 Thinking
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
Exa

Exa

1

Search API built for AI

Version
Exa 2.0
Cost
Free credits, then usage-based
Model
Exa embeddings
Gemini

Google

1

Google's assistant and model family

Version
3 Pro
Cost
Free tier, AI Pro $20/mo
Model
Gemini 3 Pro
Genspark

Genspark

Agentic search that generates sparkpages and runs tasks.

Version
2025
Cost
Free credits, $24.99/mo
Model
mixture of agents
Glean

Glean

Enterprise search and agents over every internal system.

Version
2025
Cost
from $100/mo
Model
GPT-5 class
Kagi

Kagi

Ad-free paid search with an optional assistant.

Version
2025
Cost
from $5/mo
Model
Claude
Metaso

MetasoChina

Ad-free AI search with citations, popular with Chinese researchers.

Version
3.0
Cost
from $5/mo
Model
Undisclosed in-house model

Grounded research notebook with audio and video overviews.

Version
2025
Cost
Free, Pro via Google AI Plus
Model
Gemini 3
Perplexity

Perplexity

2

Answer engine with citations

Version
Comet era
Cost
Free tier, Pro $20/mo
Model
Sonar
SciSpace

SciSpace

Literature review and paper Q&A for researchers.

Version
2025
Cost
Free tier, $12/mo
Model
GPT
Semantic Scholar

Allen Institute for AI

Open academic graph and API used across research tooling.

Version
2025
Cost
Free, open API
Model
SPECTER embeddings
You.com

You.com

Agentic research API and assistant for enterprises.

Version
ARI
Cost
Free tier, $15/mo Pro
Model
frontier mix

Recent changes in Search & Research

  • capability

    PerplexityComet browser opened to all Pro subscribers

    Cited answers, Deep research, SpacesCited answers, Deep research, Comet browser, Spaces, Shopping

    source
  • model

    PerplexityClaude 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
  • version

    ExaExa 2.0 released with a rebuilt neural index

    1.52.0

    source
  • version

    GeminiGemini 3 Pro rolled out across the consumer app

    Gemini 2.5 ProGemini 3 Pro

    source
  • capability

    GleanGlean Agents opened to all enterprise customers

    Agent builder GA

    source
  • pricing

    GeminiGoogle AI Plus tier introduced at $8 per month

    Free, AI Pro $20, AI Ultra $250Free, AI Plus $8, AI Pro $20, AI Ultra $250

    source
  • pricing

    ElicitPlus plan reduced from $16 to $12 per month

    16.0012.00

    source