/Knowledge/sources/honojs__hono/llms-full/rpc-url--d3c1d2f91359.md
RPC: $url() - hono-docs
RPC: $url() Source evidence: /Sources/honojs hono/provenance.md Canonical citation: https://hono.dev/llms full.txt url Summary You can get a URL object for a...
RPC: $url()
Source evidence: /Sources/honojs__hono/provenance.md Canonical citation: https://hono.dev/llms-full.txt#url
Summary
You can get a URL object for accessing the endpoint by using $url(). ::: warning You have to pass in an absolute URL for this to work. Passing in a relative URL / will result in the following error. `Uncaught TypeError: Failed to c...
Content
You can get a URL object for accessing the endpoint by using $url().
::: warning
You have to pass in an absolute URL for this to work. Passing in a relative URL / will result in the following error.
Uncaught TypeError: Failed to construct 'URL': Invalid URL
// ❌ Will throw error
const client = hc<AppType>('/')
client.api.post.$url()
// ✅ Will work as expected
const client = hc<AppType>('http://localhost:8787/')
client.api.post.$url()
:::
const route = app
.get('/api/posts', (c) => c.json({ posts }))
.get('/api/posts/:id', (c) => c.json({ post }))
const client = hc<typeof route>('http://localhost:8787/')
let url = client.api.posts.$url()
console.log(url.pathname) // `/api/posts`
url = client.api.posts[':id'].$url({
param: {
id: '123',
},
})
console.log(url.pathname) // `/api/posts/123`
Metadata
{
"chunk_index": 0,
"citation": "https://hono.dev/llms-full.txt#url",
"coverage_role": "overview",
"qualified_title": "Hono / llms-full / RPC > `$url()`",
"retrieved_at": "2026-07-02T05:51:01Z",
"section_index": 58,
"source_id": "/honojs/hono",
"source_type": "llms_full",
"target_label": "llms-full",
"title": "RPC: $url()",
"upstream_url": "https://hono.dev/llms-full.txt",
"version": "2026"
}
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