Server-Sent Events
E827349
Server-Sent Events is a web technology that enables servers to push real-time, one-way event updates to clients over a single long-lived HTTP connection.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Server-Sent Events canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T9898399 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Server-Sent Events Context triple: [ASP.NET SignalR, supportsTechnology, Server-Sent Events]
-
A.
SSE
SSE is a major UK-based energy company known for generating, transmitting, distributing, and supplying electricity and gas, particularly in Scotland and Ireland.
-
B.
SSE
SSE (Streaming SIMD Extensions) is an Intel processor instruction set extension that accelerates multimedia, floating-point, and parallel data processing operations.
-
C.
SSE
SSE is the abbreviation for the Santiago Stock Exchange, the main securities exchange in Chile.
-
D.
SSE
SSE is the commonly used abbreviation for the Shanghai Stock Exchange, one of the largest stock exchanges in the world and a major financial hub in China.
-
E.
SSE
SSE is the abbreviated name of the Hellenic Military Academy, Greece’s premier institution for training army officers.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Server-Sent Events Target entity description: Server-Sent Events is a web technology that enables servers to push real-time, one-way event updates to clients over a single long-lived HTTP connection.
-
A.
SSE
SSE is a major UK-based energy company known for generating, transmitting, distributing, and supplying electricity and gas, particularly in Scotland and Ireland.
-
B.
SSE
SSE (Streaming SIMD Extensions) is an Intel processor instruction set extension that accelerates multimedia, floating-point, and parallel data processing operations.
-
C.
SSE
SSE is the commonly used abbreviation for the Shanghai Stock Exchange, one of the largest stock exchanges in the world and a major financial hub in China.
-
D.
SSE
SSE is the abbreviated name of the Hellenic Military Academy, Greece’s premier institution for training army officers.
-
E.
SSE
SSE is the abbreviation for the Santiago Stock Exchange, the main securities exchange in Chile.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
HTML5 feature
ⓘ
server push technology ⓘ unidirectional communication mechanism ⓘ web technology ⓘ |
| advantage |
automatic reconnection built-in
ⓘ
simpler server implementation than WebSocket ⓘ works with existing HTTP infrastructure ⓘ |
| alsoKnownAs |
EventSource
NERFINISHED
ⓘ
SSE NERFINISHED ⓘ |
| clientAPI | EventSource interface NERFINISHED ⓘ |
| clientEnvironment |
JavaScript runtime
NERFINISHED
ⓘ
web browsers ⓘ |
| communicationDirection | server-to-client ⓘ |
| comparedTo | WebSocket NERFINISHED ⓘ |
| connectionType | long-lived HTTP connection ⓘ |
| dataFormat | UTF-8 encoded text stream ⓘ |
| defaultMIMEType | text/event-stream ⓘ |
| definedIn | HTML Living Standard NERFINISHED ⓘ |
| differenceFromWebSocket |
unidirectional instead of bidirectional
ⓘ
uses HTTP instead of custom protocol ⓘ |
| headerRequirement |
Cache-Control: no-cache
ⓘ
Connection: keep-alive ⓘ |
| introducedAround | 2010s ⓘ |
| limitation |
no client-to-server messaging over same channel
ⓘ
not supported in some legacy browsers ⓘ text-only payloads by specification ⓘ |
| messageFormatField |
data
ⓘ
event ⓘ id ⓘ retry ⓘ |
| relatedConcept |
Comet
ⓘ
long polling ⓘ |
| serverResponsibility | send events as lines separated by \n\n ⓘ |
| standardizedBy | WHATWG NERFINISHED ⓘ |
| supportsDirection | one-way ⓘ |
| supportsFeature |
automatic reconnection
ⓘ
comment lines for keep-alive ⓘ custom event types ⓘ event ID tracking ⓘ last-event-id header ⓘ |
| supportsTransport |
HTTP/1.1
ⓘ
HTTP/2 ⓘ |
| useCase |
live feeds
ⓘ
log streaming ⓘ real-time notifications ⓘ server-side monitoring dashboards ⓘ social media activity streams ⓘ stock price updates ⓘ |
| usesProtocol | HTTP ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Server-Sent Events Description of subject: Server-Sent Events is a web technology that enables servers to push real-time, one-way event updates to clients over a single long-lived HTTP connection.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.