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Linkup vs Undermind
Side-by-side comparison of features, pricing, and ratings
Deep AI search across academic literature — iterative agent for hard research questions.
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Freemium
Plans
$0.001 - $0.005 per request
$0.005 - $0.006 per request
$0.25 - $2.50 per request
Custom
$0/mo
$16/mo (billed annually)
$15/person/mo (billed annually)
Custom
Popularity
6.1k views
7.2k views
Skill Level
Advanced
Advanced
API Available
Platforms
API
Web
Categories
📊 Data & Analytics🔬 Research & Education🤖 Automation & Agents
📊 Data & Analytics🔬 Research & Education
Features
Web search with sub-second latency
Fetch: retrieve full text from a web page
Search: sub-second results with citations
Research: in-depth results for complex queries
Tuneable index, sources, and freshness
Full-text snippets with source citations
Private Index for proprietary data
Bring Your Own Cloud deployment
99.9% uptime SLA-backed
OpenAI SDK, LangChain, CrewAI integrations
Iterative AI search across academic literature
Follows citation trails to find relevant papers
Clarifying questions to refine research intent
In-line citations for every claim
Relevance sorting and filtering
Brainstorm research directions with AI
Generate custom tables from literature
Automated alerts for new relevant publications
Assess novelty of ideas
Identify literature gaps and emerging trends
Cross-disciplinary connection discovery
Find methods, datasets, and prior solutions
Full-text access (Pro and above)
Team management and centralized billing (Team/Enterprise)
Enterprise-grade security, SSO, HIPAA/SOC2 (Enterprise)
Integrations
OpenAI SDK
LangChain
CrewAI