Semantic Scholar
Latest screenshot: 2025-11-23
Access to search interface:
open
Last major interface update:
N/A
Owner of search system:
Allen Institute for AI
Location of system headquarters:
Seattle, US
Year of launch:
2015
Type:
Search engine
Help URL:
X-Handle:
Description of search system (by system owner)
Semantic Scholar covers all STM and SSH disciplines including biology, medicine, computer science, geography, business, history, and economics. Nearly 200 million papers are sourced from 550+ partners such as PubMed, Springer Nature, Taylor & Francis, SAGE, Wiley, ACM, IEEE, arXiv, Microsoft Academic, and Unpaywall.
Total coverage:
203.59M
Year-over-year growth:
N/A
Subject coverage:
Multidisciplinary
Retrospective coverage:
1931–2021
Record types:
9
Open Access records:
N/A
Search functionality and interface
Systematic keyword searching:
limited
Backward citation searching:
sufficient
Forward citation searching:
sufficient
Query builder:
Search history:
Match preview:
Sorting options:
4
Query
Latency with short query:
2.25 seconds
Latency with long query:
0.75 seconds
Controlled vocabulary:
Field codes:
0
Full text search:
Search string length (narrow):
10 terms max.
Search string length (wide):
10 terms max.
Language support: Chinese:
Language support: Cyrillic:
Truncation:
Wildcards:
Keyword position irrelevant:
Longer strings, fewer hits:
Automatic query expansion (stemming):
Verbatim queries:
Reproducible queries (time):
Reproducible queries (locations):
Operators
Search operators:
0
Boolean 'OR':
Boolean 'AND':
Boolean 'NOT':
Proximity operator:
Boolean works exact:
Nested search (parentheses):
Citation search / filtering
Record type filters:
0
Results filters:
5
Suggested related records:
Supported by bibliometric tools:
CiteSpace; VOSviewer
Backward citation information:
Backward citation score:
80.43%
Forward citation information:
Forward citation score:
72.69%
Retrieval
Number of accessible records:
1000
Bulk select records:
Bulk export records:
1
Export formats:
2
API:
upon request
Bulk select records' backward citations:
Bulk export backward citations:
1
Bulk select records' forward citations:
Bulk export forward citations:
1
