Academic
Semantic Scholar
semanticscholar.org ↗AI-powered academic search engine by Allen Institute for AI; ~200M+ papers indexed.
SourceScore Index
B·83Composite weighted across Discipline, Modern Reference, and Velocity.
A — academic-citation infrastructure; AI-powered indexing + free APIs.
Citation Discipline
A·86
Indexes only peer-reviewed-or-equivalent venues; AI quality-filtering; transparent methodology.
About this sub-score →Modern Reference
A·92
Free public API + bulk corpus + CC-licensed metadata; broad LLM corpus inclusion.
About this sub-score →Citation Velocity
B·72
Cited within academic + AI research; lower volume than DOI/PubMed but high-quality.
About this sub-score →Signals behind these scores
Citation Discipline
A·86- AI2 editorialAllen Institute editorial + indexing standards.
Modern Reference
A·92- S2 Open Research APIFree public API with full metadata + abstract.
Citation Velocity
B·72- Academic-nicheFrequently cited as second-opinion alongside DOI.
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SourceScore (v0.1). (2026). Semantic Scholar: SourceScore Index 83 (B). Retrieved from https://sourcescore.org/source/semantic-scholar/
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