WebSocket Echo Server

Hosted echo server and tester to verify a WebSocket client can connect and round-trip messages.

Artifact by WebSocket.org

IndexedLicense unknownDeveloper toolsNo sign-up

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Opens websocket.org in a new tab. Nothing to install.

Open WebSocket Echo Server

You provide: Message text
You get: Echoed response
Account: No sign-up needed
AI: No AI: a plain tool
Your input: Not stated: check the tool's privacy notes before using private data
Price: Free to use
Made with: Hosted web tool
Source: Source code not public
Link check: Answered on Nov 1, 2026

About

WebSocket Echo Server is a hosted web tool in the developer tools category (websocket tester). It opens in your browser, so there is nothing to install. You provide message text and get echoed response. It needs no account. It is a plain tool: no AI model is involved.

Category: Developer tools · websocket tester

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Details

Auth: No auth
License: License unknown
Website: www.websocket.org/tools/websocket-echo-server/
First seen: Oct 31, 2026
Last checked: Nov 1, 2026
Source: artifact-seed

Cite this page

WebSocket Echo Server: free online tool. Agent Mart. https://agentmart.dev/artifacts/websocket-echo-server (last updated 2026-11-01)