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API Framework
Methodology

NestJS vs Express

NENestJSvsEXExpress
NestJSExpress
51%
49%

Leading: NestJS (50.7%)

Statistics

MetricValue
NestJS wins69
Express wins67
Abstains (no tool)569
Other tool chosen3911
Decisive cases136
NestJS win rate (unweighted)50.7%
95% CI42.4% - 59.0%
NestJS win rate (weighted)50.7%

Comments

NestJS

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Express

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Per-model breakdown

ModelTierNestJSExpressNoneOtherA rate
DeepSeek R1 0528Frontier8305415921%
GPT 5.3 CodexFrontier3709204100%
Llama 4 ScoutSmall7181119128%
MiMo V2 ProFrontier3152620717%
MiniMax M2.7Frontier542719856%
Llama 4 MaverickFrontier704240100%
GLM 5 TurboFrontier10141109100%
Qwen3 Coder NextMid1079162100%
Claude Haiku 4.5Small0015221n/a
Claude Opus 4.6Frontier0011241n/a
Claude Sonnet 4.6Frontier005246n/a
DeepSeek V3.2Mid0027218n/a
Devstral 2 2512Mid0037206n/a
Gemini 2.5 FlashSmall0035212n/a
Gemini 2.5 ProFrontier0016234n/a
GPT 5.4Frontier0021226n/a
GPT 5.4 MiniMid0012211n/a
Kimi K2.5Frontier0033203n/a
Mistral Small 4Mid006223n/a

Per-prompt breakdown

PromptTierNestJSExpressNoneOtherA rate
multi-tenant-crmIntermediate32207425562%
url-shortenerIntermediate1796529565%
url-shortenerBeginner6148828230%
multi-tenant-crmBeginner81010726244%
url-shortenerAdvanced193634510%
weather-dashboardAdvanced42437467%
multi-tenant-crmAdvanced123036133%
ai-revenue-ops-copilotBeginner01243360%
ai-revenue-ops-copilotIntermediate0072300n/a
ai-revenue-ops-copilotAdvanced0068306n/a
weather-dashboardBeginner000399n/a
weather-dashboardIntermediate001396n/a