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Title: SSE Protocol Support | 腾讯云开发 CloudBase - AI 原生后端一体化平台

Open Graph Title: SSE Protocol Support | 腾讯云开发 CloudBase - AI 原生后端一体化平台

Description: This document introduces how to implement SSE (Server-Sent Events) server push in Web Cloud Functions, supporting server-to-client unidirectional real-time data streaming.

Open Graph Description: This document introduces how to implement SSE (Server-Sent Events) server push in Web Cloud Functions, supporting server-to-client unidirectional real-time data streaming.

Opengraph URL: https://docs.cloudbase.net/en/cloud-function/develop/sse

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Links:

Skip to main contenthttps://docs.cloudbase.net/en/cloud-function/develop/sse#__docusaurus_skipToContent_fallback
https://docs.cloudbase.net/en/
Quick Starthttps://docs.cloudbase.net/en/quick-start/
Productshttps://docs.cloudbase.net/en/cloud-function/develop/sse
Corehttps://docs.cloudbase.net/en/cloud-function/develop/sse
Cloud Databasehttps://docs.cloudbase.net/en/database/introduce
Cloud Storagehttps://docs.cloudbase.net/en/storage/introduce
Cloud Functionshttps://docs.cloudbase.net/en/cloud-function/introduce
Cloud Runhttps://docs.cloudbase.net/en/run/introduction
Hostinghttps://docs.cloudbase.net/en/hosting/introduce
Authhttps://docs.cloudbase.net/en/authentication-v2/auth/introduce
AIhttps://docs.cloudbase.net/en/ai/introduce
Integration Centerhttps://docs.cloudbase.net/en/integration/introduce
Platformhttps://docs.cloudbase.net/en/cloud-function/develop/sse
HTTP Access Servicehttps://docs.cloudbase.net/en/service/introduce
Environment Configurationhttps://docs.cloudbase.net/en/envconfig/intro
LogManagehttps://docs.cloudbase.net/en/logger/introduce
AnyServicehttps://docs.cloudbase.net/en/anyservice/intro
Dev Toolshttps://docs.cloudbase.net/en/cloud-function/develop/sse
CloudBase MCPhttps://docs.cloudbase.net/en/ai/cloudbase-ai-toolkit/getting-started
CloudBase Skillshttps://docs.cloudbase.net/en/ai/cloudbase-ai-toolkit/prompts/how-to-use
CloudBase CLIhttps://docs.cloudbase.net/en/cli-v1/install
Solutionshttps://docs.cloudbase.net/en/cloud-function/develop/sse
CloudBase for Platformhttps://docs.cloudbase.net/en/quick-start/integrate-cloudbase
VibeCoding Platformhttps://docs.cloudbase.net/en/solutions/vibe-coding-platform/overview
AI Builderhttps://docs.cloudbase.net/en/ai/ai-builder/introduce
Referencehttps://docs.cloudbase.net/en/cloud-function/develop/sse
SDKshttps://docs.cloudbase.net/en/cloud-function/develop/sse
JavaScript SDKhttps://docs.cloudbase.net/en/api-reference/webv3/initialization
Flutter SDKhttps://docs.cloudbase.net/en/api-reference/flutter
Manager Node SDKhttps://docs.cloudbase.net/en/api-reference/manager/node/introduction
APIshttps://docs.cloudbase.net/en/cloud-function/develop/sse
HTTP APIhttps://docs.cloudbase.net/en/http-api/basic/overview
Cloud APIhttps://cloud.tencent.com/document/product/876/34808
Error Codeshttps://docs.cloudbase.net/en/error-code/basic
More Resourceshttps://docs.cloudbase.net/en/cloud-function/develop/sse
ChangeLoghttps://docs.cloudbase.net/en/changelog/
FAQhttps://docs.cloudbase.net/en/faq/
Best Practiceshttps://docs.cloudbase.net/en/practices/introduce
Migration Guideshttps://docs.cloudbase.net/en/quick-start/migration/
Pricinghttps://cloud.tencent.com/document/product/876/127357
Follow Official Account for Benefitshttps://qcloudimg.tencent-cloud.cn/raw/81b3489af40841ba696d7c6b26b631f0.jpg
Development Platformhttps://tcb.cloud.tencent.com/dev
Englishhttps://docs.cloudbase.net/en/cloud-function/develop/sse
简体中文https://docs.cloudbase.net/cloud-function/develop/sse
Englishhttps://docs.cloudbase.net/en/cloud-function/develop/sse
https://github.com/TencentCloudBase
Overviewhttps://docs.cloudbase.net/en/cloud-function/introduce
Runtime Environment Supporthttps://docs.cloudbase.net/en/cloud-function/runtime-support
Function Typeshttps://docs.cloudbase.net/en/cloud-function/quickstart/select-types
Development Noteshttps://docs.cloudbase.net/en/cloud-function/develop/introduce
Quick Starthttps://docs.cloudbase.net/en/cloud-function/quick-start
HTTP Functionhttps://docs.cloudbase.net/en/cloud-function/quickstart/httpfunc/nodejs
Instance Reusehttps://docs.cloudbase.net/en/cloud-function/instance
Basic Configurationhttps://docs.cloudbase.net/en/cloud-function/function-configuration/config
Environment Variableshttps://docs.cloudbase.net/en/cloud-function/function-configuration/env
Writing Regular Cloud Functionshttps://docs.cloudbase.net/en/cloud-function/how-coding
Calling Regular Cloud Functionshttps://docs.cloudbase.net/en/cloud-function/how-use
Deploy Cloud Functions via Consolehttps://docs.cloudbase.net/en/cloud-function/manage
Deploy Functions with CLIhttps://docs.cloudbase.net/en/cli-v1/functions/deploy
Testing Cloud Functionhttps://docs.cloudbase.net/en/cloud-function/develop/how-test
Writing HTTP Cloud Functionshttps://docs.cloudbase.net/en/cloud-function/develop/how-to-writing-functions-code
Bootstrap File Descriptionhttps://docs.cloudbase.net/en/cloud-function/develop/scf-bootstrap
HTTP Cloud Function Call Methodshttps://docs.cloudbase.net/en/cloud-function/function-calls/
HTTP Cloud Function Routinghttps://docs.cloudbase.net/en/cloud-function/develop/function-routing
Websockethttps://docs.cloudbase.net/en/cloud-function/develop/websocket
SSE Protocol Supporthttps://docs.cloudbase.net/en/cloud-function/develop/sse
Deploy HTTP Cloud Functions with CLIhttps://docs.cloudbase.net/en/cli-v1/functions/deploy
Logshttps://docs.cloudbase.net/en/cloud-function/debugging/log
Monitoringhttps://docs.cloudbase.net/en/cloud-function/debugging/monitor
Security Ruleshttps://docs.cloudbase.net/en/cloud-function/security-rules
Timer Triggerhttps://docs.cloudbase.net/en/cloud-function/timer-trigger
Canary releasehttps://docs.cloudbase.net/en/cloud-function/gray-release
Layer Managementhttps://docs.cloudbase.net/en/cloud-function/layer
Provisioned Concurrencyhttps://docs.cloudbase.net/en/cloud-function/alias
Access Cloud Functions via HTTPhttps://docs.cloudbase.net/en/service/access-cloud-function
Calling CloudBase Resourceshttps://docs.cloudbase.net/en/cloud-function/resource-integration/cloudbase
Call MySQL Databasehttps://docs.cloudbase.net/en/cloud-function/resource-integration/mysql
Accessing Other Tencent Cloud via Private Networkhttps://docs.cloudbase.net/en/cloud-function/resource-integration/tencentcloud
Expresshttps://docs.cloudbase.net/en/cloud-function/frameworks-examples/express
Next.jshttps://docs.cloudbase.net/en/cloud-function/frameworks-examples/next
NestJShttps://docs.cloudbase.net/en/cloud-function/frameworks-examples/nest
Flaskhttps://docs.cloudbase.net/en/cloud-function/frameworks-examples/flask
Djangohttps://docs.cloudbase.net/en/cloud-function/frameworks-examples/django
FastAPIhttps://docs.cloudbase.net/en/cloud-function/frameworks-examples/fastapi
Springboothttps://docs.cloudbase.net/en/cloud-function/frameworks-examples/springboot
Ginhttps://docs.cloudbase.net/en/cloud-function/frameworks-examples/gin
FAQhttps://docs.cloudbase.net/en/cloud-function/faq
web-funchttps://docs.cloudbase.net/en/cloud-function/faq/web-func
Network-Related Issueshttps://docs.cloudbase.net/en/cloud-function/faq/network
Event Handlinghttps://docs.cloudbase.net/en/cloud-function/faq/event
https://docs.cloudbase.net/en/
​https://docs.cloudbase.net/en/cloud-function/develop/sse#what-is-sse
​https://docs.cloudbase.net/en/cloud-function/develop/sse#how-it-works
​https://docs.cloudbase.net/en/cloud-function/develop/sse#protocol-enablement
​https://docs.cloudbase.net/en/cloud-function/develop/sse#establishing-connection
​https://docs.cloudbase.net/en/cloud-function/develop/sse#connection-lifecycle
​https://docs.cloudbase.net/en/cloud-function/develop/sse#usage-limitations
​https://docs.cloudbase.net/en/cloud-function/develop/sse#operation-steps
​https://docs.cloudbase.net/en/cloud-function/develop/sse#step-1-write-server-code
​https://docs.cloudbase.net/en/cloud-function/develop/sse#step-2-deploy-cloud-function
​https://docs.cloudbase.net/en/cloud-function/develop/sse#step-3-client-connection-test
​https://docs.cloudbase.net/en/cloud-function/develop/sse#advanced-usage
​https://docs.cloudbase.net/en/cloud-function/develop/sse#1-ai-conversation-streaming-output
​https://docs.cloudbase.net/en/cloud-function/develop/sse#2-real-time-progress-push
​https://docs.cloudbase.net/en/cloud-function/develop/sse#3-real-time-log-push
​https://docs.cloudbase.net/en/cloud-function/develop/sse#4-server-status-monitoring
​https://docs.cloudbase.net/en/cloud-function/develop/sse#client-connection-examples
​https://docs.cloudbase.net/en/cloud-function/develop/sse#sse-message-format
​https://docs.cloudbase.net/en/cloud-function/develop/sse#standard-fields
​https://docs.cloudbase.net/en/cloud-function/develop/sse#message-examples
​https://docs.cloudbase.net/en/cloud-function/develop/sse#faq
​https://docs.cloudbase.net/en/cloud-function/develop/sse#1-what-if-connection-cannot-be-established
​https://docs.cloudbase.net/en/cloud-function/develop/sse#2-what-if-connection-frequently-disconnects
​https://docs.cloudbase.net/en/cloud-function/develop/sse#3-how-to-implement-reconnection
​https://docs.cloudbase.net/en/cloud-function/develop/sse#4-how-to-handle-large-concurrent-connections
​https://docs.cloudbase.net/en/cloud-function/develop/sse#5-how-to-choose-between-sse-and-websocket
​https://docs.cloudbase.net/en/cloud-function/develop/sse#6-how-to-send-heartbeat-to-keep-connection-alive
​https://docs.cloudbase.net/en/cloud-function/develop/sse#sse-vs-websocket
​https://docs.cloudbase.net/en/cloud-function/develop/sse#related-documentation
Writing HTTP Cloud Functionshttps://docs.cloudbase.net/cloud-function/develop/how-to-writing-functions-code
Using WebSockethttps://docs.cloudbase.net/cloud-function/develop/websocket
Cloud Function Configurationhttps://docs.cloudbase.net/cloud-function/function-configuration/config
Cloud Function Deploymenthttps://docs.cloudbase.net/cloud-function/manage
PreviousWebsockethttps://docs.cloudbase.net/en/cloud-function/develop/websocket
NextCLI 部署HTTP云函数https://docs.cloudbase.net/en/cli-v1/functions/deploy
What is SSEhttps://docs.cloudbase.net/en/cloud-function/develop/sse#what-is-sse
How It Workshttps://docs.cloudbase.net/en/cloud-function/develop/sse#how-it-works
Protocol Enablementhttps://docs.cloudbase.net/en/cloud-function/develop/sse#protocol-enablement
Establishing Connectionhttps://docs.cloudbase.net/en/cloud-function/develop/sse#establishing-connection
Connection Lifecyclehttps://docs.cloudbase.net/en/cloud-function/develop/sse#connection-lifecycle
Usage Limitationshttps://docs.cloudbase.net/en/cloud-function/develop/sse#usage-limitations
Operation Stepshttps://docs.cloudbase.net/en/cloud-function/develop/sse#operation-steps
Step 1: Write Server Codehttps://docs.cloudbase.net/en/cloud-function/develop/sse#step-1-write-server-code
Step 2: Deploy Cloud Functionhttps://docs.cloudbase.net/en/cloud-function/develop/sse#step-2-deploy-cloud-function
Step 3: Client Connection Testhttps://docs.cloudbase.net/en/cloud-function/develop/sse#step-3-client-connection-test
Advanced Usagehttps://docs.cloudbase.net/en/cloud-function/develop/sse#advanced-usage
1. AI Conversation Streaming Outputhttps://docs.cloudbase.net/en/cloud-function/develop/sse#1-ai-conversation-streaming-output
2. Real-time Progress Pushhttps://docs.cloudbase.net/en/cloud-function/develop/sse#2-real-time-progress-push
3. Real-time Log Pushhttps://docs.cloudbase.net/en/cloud-function/develop/sse#3-real-time-log-push
4. Server Status Monitoringhttps://docs.cloudbase.net/en/cloud-function/develop/sse#4-server-status-monitoring
Client Connection Exampleshttps://docs.cloudbase.net/en/cloud-function/develop/sse#client-connection-examples
SSE Message Formathttps://docs.cloudbase.net/en/cloud-function/develop/sse#sse-message-format
Standard Fieldshttps://docs.cloudbase.net/en/cloud-function/develop/sse#standard-fields
Message Exampleshttps://docs.cloudbase.net/en/cloud-function/develop/sse#message-examples
FAQhttps://docs.cloudbase.net/en/cloud-function/develop/sse#faq
1. What if connection cannot be established?https://docs.cloudbase.net/en/cloud-function/develop/sse#1-what-if-connection-cannot-be-established
2. What if connection frequently disconnects?https://docs.cloudbase.net/en/cloud-function/develop/sse#2-what-if-connection-frequently-disconnects
3. How to implement reconnection?https://docs.cloudbase.net/en/cloud-function/develop/sse#3-how-to-implement-reconnection
4. How to handle large concurrent connections?https://docs.cloudbase.net/en/cloud-function/develop/sse#4-how-to-handle-large-concurrent-connections
5. How to choose between SSE and WebSocket?https://docs.cloudbase.net/en/cloud-function/develop/sse#5-how-to-choose-between-sse-and-websocket
6. How to send heartbeat to keep connection alive?https://docs.cloudbase.net/en/cloud-function/develop/sse#6-how-to-send-heartbeat-to-keep-connection-alive
SSE vs WebSockethttps://docs.cloudbase.net/en/cloud-function/develop/sse#sse-vs-websocket
Related Documentationhttps://docs.cloudbase.net/en/cloud-function/develop/sse#related-documentation

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