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LLM Observability
Methodology

Helicone vs Weights & Biases

HeliconeHEHeliconevsWeights & BiasesWEWeights & Biases
HeliconeWeights & Biases
48%
52%

Leading: Weights & Biases (52.4%)

Statistics

MetricValue
Helicone wins30
Weights & Biases wins33
Abstains (no tool)57
Other tool chosen2590
Decisive cases63
Helicone win rate (unweighted)47.6%
95% CI35.8% - 59.7%
Helicone win rate (weighted)47.6%

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Helicone

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Weights & Biases

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Per-model breakdown

ModelTierHeliconeWeights & BiasesNoneOtherA rate
Gemini 2.5 FlashSmall226110379%
Devstral 2 2512Mid5101710633%
Llama 4 ScoutSmall010141120%
DeepSeek R1 0528Frontier0611370%
Gemini 2.5 ProFrontier206136100%
DeepSeek V4 ProFrontier10110100%
MiMo V2.5 ProFrontier010110%
Claude Haiku 4.5Small000141n/a
Claude Opus 4.6Frontier000132n/a
Claude Opus 4.8Frontier00111n/a
Claude Sonnet 4.6Frontier001143n/a
DeepSeek V3.2Mid000132n/a
DeepSeek V4 FlashMid00110n/a
Gemini 3.5 FlashSmall00012n/a
GLM 5 TurboFrontier000132n/a
GLM 5.2Frontier00012n/a
GPT 5.3 CodexFrontier000144n/a
GPT 5.4Frontier000132n/a
GPT 5.4 MiniMid001143n/a
GPT 5.5Frontier00012n/a
Kimi K2.5Frontier004115n/a
Kimi K2.7 CodeFrontier00012n/a
Llama 4 MaverickFrontier002141n/a
MiMo V2 ProFrontier002130n/a
MiniMax M2.7Frontier003127n/a
MiniMax M3Frontier00012n/a
Mistral Small 4Mid001140n/a
Qwen3 Coder NextMid001142n/a

Per-prompt breakdown

PromptTierHeliconeWeights & BiasesNoneOtherA rate
ai-revenue-ops-copilotIntermediate204139883%
ai-support-agent-platformAdvanced01014240%
ai-revenue-ops-copilotAdvanced18241811%
ai-revenue-ops-copilotBeginner07294010%
ai-support-agent-platformIntermediate41143080%
ai-support-agent-platformBeginner4013416100%
ai-engineering-workflowIntermediate1201633%
ai-engineering-workflowAdvanced010190%
ai-agent-applicationIntermediate00019n/a
ai-agent-applicationAdvanced00019n/a
ai-agent-applicationBeginner00317n/a
ai-engineering-workflowBeginner00713n/a