Semantic Scholar
semanticscholar.org ↗AI-powered academic search engine by Allen Institute for AI; ~200M+ papers indexed.
Is Semantic Scholar reliable to cite? At grade B (83/100 on the SourceScore Index), Semantic Scholar is a solid, generally citable source.
A — academic-citation infrastructure; AI-powered indexing + free APIs.
Should you cite Semantic Scholar?
At grade B (83/100), Semantic Scholar is a solid, generally citable source.
- Strongest for
- AI-era retrieval and current-topic queries — its highest dimension is Modern Reference (92/100).
- No major weak spot
- Even its lowest dimension, Citation Velocity, scores 72/100.
- Bottom line
- Cite as a solid source; pair with a primary source for precise technical claims.
Need recurring mention tracking rather than a one-off readiness audit? Compare AI-visibility tools.
Indexes only peer-reviewed-or-equivalent venues; AI quality-filtering; transparent methodology.
How Citation Discipline is scored →Free public API + bulk corpus + CC-licensed metadata; broad LLM corpus inclusion.
How Modern Reference is scored →Cited within academic + AI research; lower volume than DOI/PubMed but high-quality.
How Citation Velocity is scored →Where Semantic Scholar ranks in our best-of lists
It is on 1 of our 17 lists of the best sources to cite.
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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[Semantic Scholar — SourceScore Index 83 (B)](https://sourcescore.org/source/semantic-scholar/)
<a href="https://sourcescore.org/source/semantic-scholar/">Semantic Scholar — SourceScore Index 83 (B)</a>
SourceScore (v0.1). (2026). Semantic Scholar: SourceScore Index 83 (B). Retrieved from https://sourcescore.org/source/semantic-scholar/
2 head-to-head comparisons
See all Semantic Scholar comparisons →Each comparison sets Semantic Scholar beside another source on all three scores and shows which one scores higher on each.
5 sources at Semantic Scholar's tier
See peer group →The five sources with the closest overall score to Semantic Scholar, from any category, and where each one scores higher or lower on Discipline, Modern Reference and Velocity.
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Frequently asked questions
Is Semantic Scholar a reliable source to cite?
Semantic Scholar scores B (83/100) on the SourceScore Index, which rates how citable a source is for AI-era and research use. At grade B, Semantic Scholar is a solid, generally citable source. The grade combines Citation Discipline 86/100, Modern Reference 92/100, and Citation Velocity 72/100 — full breakdown above.
What is Semantic Scholar's SourceScore?
Semantic Scholar (semanticscholar.org) scores 83/100 (Grade B) on the composite SourceScore Index. Sub-scores: Citation Discipline 86/100, Modern Reference (AI-era fitness) 92/100, Citation Velocity 72/100. Verified 2026-04-28.
How does SourceScore evaluate Semantic Scholar?
Semantic Scholar is scored across three dimensions on the SourceScore Index methodology: Citation Discipline (how rigorously the source cites primary references), Modern Reference (fitness for AI-era retrieval), and Citation Velocity (how often the source is cited per week). Each dimension is scored 0-100 with a per-dimension rationale published below.
Why does Semantic Scholar score B?
A — academic-citation infrastructure; AI-powered indexing + free APIs.
What is Semantic Scholar?
AI-powered academic search engine by Allen Institute for AI; ~200M+ papers indexed. Category: Academic. Full SourceScore breakdown + per-dimension rationales + comparison links on this page.