Spring WebFlux

Spring WebFlux WebClient

Reactive, non-blocking HTTP client for consuming REST services and other APIs. Supports builder-based configuration, request/response filters, error handling, streaming, and bridging to blocking operations. Replaces the deprecated RestTemplate.

GitHub

Documentation

📖
Documentation
https://docs.spring.io/spring-framework/reference/web/webflux-webclient.html
📖
APIReference
https://docs.spring.io/spring-framework/docs/current/javadoc-api/org/springframework/web/reactive/function/client/WebClient.html

SDKs

📦
GitHubRepository
https://github.com/spring-projects/spring-framework/tree/main/spring-webflux

Schemas & Data

📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/webflux/refs/heads/main/json-schema/webflux-webclient-request-schema.json
📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/webflux/refs/heads/main/json-schema/webflux-webclient-response-schema.json
📊
JSONStructure
https://raw.githubusercontent.com/api-evangelist/webflux/refs/heads/main/json-structure/webflux-webclient-request-structure.json

Other Resources

🔗
Tutorial
https://www.baeldung.com/spring-5-webclient

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This API 
curl "https://apis.io/api/v1/apis/spring-webflux-webclient"
All apis 
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

API entry from apis.yml

apis.yml Raw ↑ 
name: Spring WebFlux WebClient
description: Reactive, non-blocking HTTP client for consuming REST services and other APIs. Supports builder-based
  configuration, request/response filters, error handling, streaming, and bridging to blocking operations.
  Replaces the deprecated RestTemplate.
image: https://spring.io/img/projects/spring-framework.svg
humanUrl: https://docs.spring.io/spring-framework/reference/web/webflux-webclient.html
tags:
- HTTP Client
- Non-Blocking
- Reactive
- REST
- Web-Client
tags_raw:
- HTTP Client
- Non-Blocking
- Reactive
- REST
- WebClient
properties:
- type: Documentation
  url: https://docs.spring.io/spring-framework/reference/web/webflux-webclient.html
- type: APIReference
  url: https://docs.spring.io/spring-framework/docs/current/javadoc-api/org/springframework/web/reactive/function/client/WebClient.html
- type: Tutorial
  url: https://www.baeldung.com/spring-5-webclient
- type: GitHubRepository
  url: https://github.com/spring-projects/spring-framework/tree/main/spring-webflux
- type: JSONSchema
  url: json-schema/webflux-webclient-request-schema.json
- type: JSONSchema
  url: json-schema/webflux-webclient-response-schema.json
- type: JSONStructure
  url: json-structure/webflux-webclient-request-structure.json