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LLM Gateway / Routing
Methodology

Vercel AI Gateway vs Azure OpenAI Service

VEVercel AI GatewayvsAZAzure OpenAI Service
Vercel AI GatewayAzure OpenAI Service
50%
50%
Insufficient data
This matchup has 2 decisive cases (minimum 30 required for publication).

Statistics

MetricValue
Vercel AI Gateway wins1
Azure OpenAI Service wins1
Abstains (no tool)7
Other tool chosen743
Decisive cases2
Vercel AI Gateway win rate (unweighted)50.0%
95% CI9.5% - 90.5%
Vercel AI Gateway win rate (weighted)50.0%

Comments

Vercel AI Gateway

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Azure OpenAI Service

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Per-model breakdown

ModelTierVercel AI GatewayAzure OpenAI ServiceNoneOtherA rate
Llama 4 ScoutSmall1101450%
Claude Haiku 4.5Small00031n/a
Claude Opus 4.8Frontier00042n/a
Claude Sonnet 4.6Frontier00042n/a
DeepSeek R1 0528Frontier00141n/a
DeepSeek V4 FlashMid00042n/a
DeepSeek V4 ProFrontier00042n/a
Devstral 2 2512Mid00028n/a
Gemini 2.5 ProFrontier00042n/a
Gemini 3.5 FlashSmall00042n/a
GLM 5.2Frontier00042n/a
GPT 5.3 CodexFrontier00041n/a
GPT 5.4 MiniMid00141n/a
GPT 5.5Frontier00038n/a
Kimi K2.7 CodeFrontier00030n/a
Llama 4 MaverickFrontier00141n/a
MiMo V2.5 ProFrontier00041n/a
MiniMax M3Frontier00040n/a
Mistral Small 4Mid00426n/a
Qwen3 Coder NextMid00037n/a

Per-prompt breakdown

PromptTierVercel AI GatewayAzure OpenAI ServiceNoneOtherA rate
ai-agent-applicationAdvanced100124100%
ai-engineering-workflowAdvanced0101160%
ai-agent-applicationBeginner001129n/a
ai-agent-applicationIntermediate001128n/a
ai-engineering-workflowIntermediate000122n/a
ai-engineering-workflowBeginner005124n/a