cloudflare · Cloudflare Workers Docs
Workers 103 Early Hints
Enabling and implementing HTTP 103 Early Hints to allow browsers to preload static assets while waiting for an origin server response.
Derived skill
Files assembled from official documentation
Viewing SKILL.md
Workers 103 Early Hints
Enabling and implementing HTTP 103 Early Hints to allow browsers to preload static assets while waiting for an origin server response.
When To Use
Use when you want to reduce page load times by instructing browsers to fetch preconnect or preload assets before the full HTML response is received from the origin.
Reference Files
| File | Contains | Use For |
|---|---|---|
SKILL.md | Entry point: scope, routing table, and workflow. | Start here. |
docs/workers-examples-103-early-hints-workflow-guide.md | A markdown guide explaining how to use Cloudflare Workers to implement 103 Early Hints for preloading static assets. | Questions about a markdown guide explaining how to use Cloudflare Workers to implement 103 Early Hints for preloading static assets. |
examples/workers-examples-103-early-hints-cloudflare-workers-103-early-hints-java.text | A JavaScript implementation demonstrating how to use Cloudflare Workers to send 103 Early Hints headers for preloading CSS resources. | Exact payloads, commands, or snippets shown in A JavaScript implementation demonstrating how to use Cloudflare Workers to send 103 Early Hints headers for preloadin... |
examples/workers-examples-103-early-hints-cloudflare-workers-103-early-hints-java-2.text | A JavaScript implementation demonstrating how to use Cloudflare Workers to send 103 Early Hints responses for preloading CSS assets. | Exact payloads, commands, or snippets shown in A JavaScript implementation demonstrating how to use Cloudflare Workers to send 103 Early Hints responses for preload... |
examples/workers-examples-103-early-hints-cloudflare-workers-103-early-hints-pyth.text | A Python implementation of a Cloudflare Worker demonstrating how to use 103 Early Hints to preload CSS resources. | Exact payloads, commands, or snippets shown in A Python implementation of a Cloudflare Worker demonstrating how to use 103 Early Hints to preload CSS resources. |
examples/workers-examples-103-early-hints-cloudflare-workers-hono-103-early-hints.text | A Hono framework implementation demonstrating how to serve 103 Early Hints headers to preload CSS assets in a Cloudflare Worker. | Exact payloads, commands, or snippets shown in A Hono framework implementation demonstrating how to serve 103 Early Hints headers to preload CSS assets in a Cloudfl... |
What This Skill Covers
- Allow a client to request static assets while waiting for the HTML response.
- Main sections:
Tags.
Workflow
- Open the most relevant file under
docs/for the exact documented workflow and wording. - Open
schemas/files for exact structured contracts. - Open
examples/files for concrete requests, commands, snippets, and manifests. - Do not add behavior or configuration that is not present in the attached source files.
Canonical source: https://developers.cloudflare.com/workers/examples/103-early-hints