SvelteKit

Version 2.49.4 · Measured 7/4/2026

Dev Time Performance

Prod Deps	Dev Deps	Dup. Deps	node_modules	node_modules (prod)	Dep Install Size	Graph
0	7	1	61.81MB	0.02MB	65.36MB	View

Methodology: Dependency Counts.

Methodology: Node Modules Size.

Metric	Avg	Min	Max
Install	1.27s	1.22s	1.33s
Cold Build	2.51s	2.36s	2.84s
Warm Build	2.39s	2.26s	2.47s

Build output size:1.29MB

Methodology: Build and Install Times.

Browser Baseline

Framework	Baseline	Feature	Year	Features
SvelteKit	High	—	2020	40

Methodology: Browser Baseline.

Duplicate Dependencies

1 duplicate dependency detected across this starter's node_modules.

Methodology: Duplicate Dependencies.

View 1 duplicate dependency

is-reference

[duplicate dependency] is-reference has 2 installed versions:
1.2.1 via the following 1 package(s) @rollup/plugin-commonjs@28.0.9
3.0.3 via the following 1 package(s) svelte@5.46.3
💡 Suggestions
- Consider upgrading consuming packages as this may resolve this duplicate version.

Runtime Performance

Client Side Rendered Tests

Methodology: Client Side Rendered Tests.

Framework	First Paint	FCP	INP
SvelteKit	115.4ms	115.56ms	12.38ms

Server Side Rendered Tests

Methodology: Server Side Rendered Tests.

Framework	First Paint	FCP	INP
SvelteKit	87.6ms	87.46ms	13.19ms

Server Side Throughput Tests

Methodology: Server Side Throughput Tests.

Framework	Ops/sec	Median Latency	Body Size	Duplication
Baseline HTML	848	1.199ms	96.83kb	1x
SvelteKit	433	2.239ms	183.49kb	2x

Server Side Load Test

Methodology: Server Side Load Test.

Framework	Peak req/s	Peak Connections	P99 @ 25	P99 @ 50	P99 @ 100	Total Req.
Baseline HTML	1,677	100	18ms	39ms	97ms	49,383
SvelteKit	494	25	76ms	464ms	2831ms	15,728