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API Framework
Methodology

FastAPI vs OpenWeatherMap

FastAPIFAFastAPIvsOpenWeatherMapOPOpenWeatherMap
FastAPIOpenWeatherMap
30%
70%

Leading: OpenWeatherMap (70.2%)

Statistics

MetricValue
FastAPI wins350
OpenWeatherMap wins825
Abstains (no tool)569
Other tool chosen2872
Decisive cases1175
FastAPI win rate (unweighted)29.8%
95% CI27.2% - 32.5%
FastAPI win rate (weighted)29.8%

Comments

FastAPI

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OpenWeatherMap

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Per-model breakdown

ModelTierFastAPIOpenWeatherMapNoneOtherA rate
Mistral Small 4Mid2963613132%
Qwen3 Coder NextMid2957797734%
GPT 5.4Frontier49312114661%
DeepSeek R1 0528Frontier45345411857%
MiMo V2 ProFrontier11612615315%
Claude Opus 4.6Frontier20501117129%
Gemini 2.5 FlashSmall063351490%
Llama 4 MaverickFrontier06341840%
Gemini 2.5 ProFrontier29331617247%
MiniMax M2.7Frontier29322714648%
Devstral 2 2512Mid19423714531%
GLM 5 TurboFrontier6531415110%
GPT 5.3 CodexFrontier2830918348%
Llama 4 ScoutSmall152111632%
DeepSeek V3.2Mid25272716648%
Claude Haiku 4.5Small23281517045%
GPT 5.4 MiniMid339121697%
Claude Sonnet 4.6Frontier13952063%
Kimi K2.5Frontier3283317210%

Per-prompt breakdown

PromptTierFastAPIOpenWeatherMapNoneOtherA rate
weather-dashboardIntermediate03271690%
weather-dashboardBeginner03180810%
weather-dashboardAdvanced1218041886%
url-shortenerAdvanced90036265100%
ai-revenue-ops-copilotAdvanced88068218100%
url-shortenerIntermediate50065271100%
ai-revenue-ops-copilotIntermediate42072258100%
ai-revenue-ops-copilotBeginner40024297100%
multi-tenant-crmIntermediate11074296100%
url-shortenerBeginner11088291100%
multi-tenant-crmAdvanced5030359100%
multi-tenant-crmBeginner10107279100%