HTTP server & framework benchmarks

cherrypy benchmark results

cherrypy 18.10 is a python web framework. At concurrency 64 it serves 624 requests per second with a P50 latency of 89.09 ms, ranking 379 of 383 overall and 44 of 46 among python frameworks.

Language: python 3.14
Framework version: 18.10
Website: https://github.com/cherrypy/cherrypy
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Throughput, latency & reliability

All measured metrics for cherrypy 18.10, by concurrency level.
Metric	Concurrency 64	Concurrency 256	Concurrency 512
Requests / second	624	1 087	747
P50 latency	89.09 ms	111.28 ms	2138.24 ms
P75 latency	114.95 ms	186.88 ms	2805.01 ms
P90 latency	142.08 ms	476.75 ms	3954.05 ms
P99 latency	177.14 ms	1107.41 ms	5892.61 ms
P99.999 latency	234.03 ms	1308.80 ms	6253.40 ms
Average latency	92.55 ms	186.15 ms	2143.11 ms
Minimum latency	9.10 ms	0.66 ms	42.41 ms
Standard deviation	36.53 ms	257.83 ms	1571.88 ms
Total requests	9 367	16 316	11 208
Bytes received	1.36 MB	2.68 MB	1.87 MB
HTTP errors	0	0	0
Request timeouts	0	0	45
Socket connection errors	15 120	11 414	15 328
Socket read errors	0	0	0
Socket write errors	0	0	0

Position in this benchmark

Position of cherrypy on requests per second.
Concurrency	Overall	Among python frameworks
64	379 of 383	44 of 46
256	378 of 383	45 of 46
512	380 of 383	46 of 46

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Explore python frameworks

Fastest python frameworks at concurrency 64.
#	Framework	Requests / second	P50 latency	P99 latency
1	peregrine-wsgi 1.1	191 025	0.30 ms	0.85 ms
2	weft-wsgi 0.1	153 346	0.41 ms	0.52 ms
3	fastpysgi-wsgi 0.6	147 137	0.46 ms	0.58 ms
4	peregrine-asgi 1.1	118 540	0.55 ms	0.68 ms
5	weft-asgi 0.1	118 218	0.53 ms	0.79 ms
6	oxapy 0.11	85 921	0.73 ms	1.34 ms
7	peregrine-blacksheep 2.6	74 401	0.95 ms	1.14 ms
8	emmett 2.7	47 667	1.27 ms	2.98 ms
9	asgineer 0.9	43 752	1.46 ms	2.09 ms
10	mq-bridge-py 0.2	41 435	1.63 ms	1.86 ms

All 46 python frameworks