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Helicone/helicone

helicone

🧊 Open source LLM observability platform. One line of code to monitor, evaluate, and experiment. YC W23 🍓

View on GitHub↗Upstream Helicone/helicone↗

Builder

Helicone

Helicone

Helicone • individual

Stars

5,955

Using upstream star count

Forks

629

Using upstream fork count

Open Issues

0

Activity Score

0/100

0 commits in 30d

Created

Jan 31, 2023

Project creation date

README Summary

| 🔍 Observability | 🕸️ Agent Tracing | 🚂 LLM Routing | | :--------------: | :--------------: | :------------------: | | 💰 Cost & Latency Tracking | 📚 Datasets & Fine-tuning | 🎛️ Automatic Fallbacks |

Community Evaluation

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AI Dev Skills

Unmapped

A/B Testing for AI ModelsAI Cost OptimizationAI Model MonitoringAPI Gateway ManagementLLM Operations (LLMOps)LLM Performance AnalyticsModel Response CachingPrompt Engineering Evaluation

Tags

A/B Testing for AI ModelsAI Cost OptimizationAI Model MonitoringAPI Gateway ManagementLLM Operations (LLMOps)LLM Performance AnalyticsModel Response CachingPrompt Engineering EvaluationAI AgentsAWSAWS BedrockAnthropic / ClaudeAzure AIClaudeCrewAIDatabaseDockerEvalsForkedFrontendGoogle AIGoogle CloudHeliconeJavaScriptKubernetesLangChainLangGraphLarge Language ModelsLlamaIndexMCPMem0Multi-AgentNode.jsOllamaOpen SourceOpen WebUIOpenAIOpenDevinOpenLLMetryPythonRAGRAGASReact / Next.jsSemantic KernelTypeScriptVertex AI

Taxonomy

AI Trends

LLMOpsAI ObservabilityCompound AI SystemsAI SafetyMLOps for Large Language Models

category

AI AgentsFoundation ModelsRAG & RetrievalEvals & BenchmarkingInference & ServingMLOps & InfrastructureDev Tools & AutomationCloud & PlatformsLearning Resources

Deployment Context

On-premiseCloud APISelf-hosted

Industries

Developer ToolsAI Infrastructure

Modalities

Text

Skill Areas

LLM Operations (LLMOps)AI Model MonitoringLLM Performance AnalyticsAPI Gateway ManagementPrompt Engineering EvaluationAI Cost OptimizationModel Response CachingA/B Testing for AI Models

tag

AI AgentsAWSAWS BedrockAnthropic / ClaudeAzure AIClaudeCrewAIDatabaseDockerEvalsForkedFrontendGoogle AIGoogle CloudHeliconeJavaScriptKubernetesLangChainLangGraphLarge Language ModelsLlamaIndexMCPMem0Multi-AgentNode.jsOllamaOpen SourceOpen WebUIOpenAIOpenDevinOpenLLMetryPythonRAGRAGASReact / Next.jsSemantic KernelTypeScriptVertex AI

Use Cases

LLM Application MonitoringAI Model Performance TrackingCost Analysis for AI OperationsPrompt Optimization and TestingLLM Response CachingMulti-provider LLM ManagementAI Experiment Management

Recent Activity

Updated 4 months ago

7 Days

0

30 Days

0

90 Days

0

fix: remove unauthenticated endpoints that run SQL (#5638)

ink-the-squid • Mar 15, 2026

f929332

fix (#5634)

Justin Torre • Mar 7, 2026

ab3a9a3

fix: allow property names in filter column field for alerts (#5633)

ink-the-squid • Mar 7, 2026

313f658

Quality

production
Quality
high
Maturity
production

Categories

RAG & RetrievalPrimaryEvals & BenchmarkingInference & ServingMLOps & InfrastructureDev Tools & AutomationCloud & PlatformsLearning ResourcesFoundation ModelsAI AgentsCoding & Dev ToolsSearch & KnowledgeOther AI / ML

PM Skills

User ExperienceScale & ReliabilityData & EvaluationProduct DiscoveryDeveloper PlatformAI-Native Architecture

Languages

TypeScript100.0%

Timeline

Project created
Jan 31, 2023
Forked
Mar 13, 2026
Your last push
4 months ago
Upstream last push
2 months ago
Tracked since
Mar 17, 2026

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