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AI / LLM Integration
Methodology

Zendesk vs Vellum

ZEZendeskvsVEVellum
ZendeskVellum
44%
56%

Leading: Vellum (55.6%)

Insufficient data
This matchup has 9 decisive cases (minimum 30 required for publication).

Statistics

MetricValue
Zendesk wins4
Vellum wins5
Abstains (no tool)4
Other tool chosen984
Decisive cases9
Zendesk win rate (unweighted)44.4%
95% CI18.9% - 73.3%
Zendesk win rate (weighted)44.4%

Comments

Zendesk

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Vellum

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Per-model breakdown

ModelTierZendeskVellumNoneOtherA rate
Devstral 2 2512Mid4404450%
DeepSeek V3.2Mid010520%
Claude Haiku 4.5Small00054n/a
Claude Opus 4.6Frontier00054n/a
Claude Sonnet 4.6Frontier00054n/a
DeepSeek R1 0528Frontier00053n/a
Gemini 2.5 FlashSmall00054n/a
Gemini 2.5 ProFrontier00153n/a
GLM 5 TurboFrontier00252n/a
GPT 5.3 CodexFrontier00054n/a
GPT 5.4Frontier00054n/a
GPT 5.4 MiniMid00053n/a
Kimi K2.5Frontier00146n/a
Llama 4 MaverickFrontier00053n/a
Llama 4 ScoutSmall00053n/a
MiMo V2 ProFrontier00053n/a
MiniMax M2.7Frontier00052n/a
Mistral Small 4Mid00042n/a
Qwen3 Coder NextMid00054n/a

Per-prompt breakdown

PromptTierZendeskVellumNoneOtherA rate
ai-support-agent-platformBeginner401160100%
ai-support-agent-platformIntermediate0401670%
ai-revenue-ops-copilotBeginner0101590%
ai-revenue-ops-copilotIntermediate000167n/a
ai-revenue-ops-copilotAdvanced002162n/a
ai-support-agent-platformAdvanced001169n/a