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🦑 TruLens
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🚀 Getting Started
🚀 Getting Started
📓 Quickstarts
📓 Quickstarts
📓 TruLens Quickstart
Conversation Evaluation Quickstart
📓 Ground Truth Evaluations
📓 Blocking Guardrails Quickstart
📓 Persist Groundtruth Datasets
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📓 Text to Text Quickstart
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⭐ Core Concepts
⭐ Core Concepts
☔ Metrics
⟁ RAG Triad
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🎈Viewing Results
🎈Viewing Results
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🗺️ Component Guides
Instrumentation
Instrumentation
🦜️🔗 LangChain Integration
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🦙 LlamaIndex Integration
Client Hooks
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Generating Test Cases
Generating Test Cases
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Evaluate MLFlow Traces
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🏃 Runtime Evaluation
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📚 API Reference
📚 API Reference
providers
providers
📦 OpenAI
📦 OpenAI
endpoint
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📦 LiteLLM
📦 LiteLLM
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orcarouter
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📦 Snowflake Cortex
📦 Snowflake Cortex
endpoint
provider
📦 LangChain
📦 LangChain
endpoint
provider
google
google
endpoint
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📦 HuggingFace
📦 HuggingFace
endpoint
provider
📦 Amazon Bedrock
📦 Amazon Bedrock
endpoint
provider
anthropic
anthropic
endpoint
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ollama
ollama
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apps
apps
app
basic
virtual
gepa
gepa
fitness
opencode
opencode
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cursor
cursor
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📦 LlamaIndex
📦 LlamaIndex
guardrails
llama
tru_llama
tru_llama_workflow
📦 LangChain
📦 LangChain
guardrails
langchain
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📦 NeMo Guardrails
📦 NeMo Guardrails
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claude
claude
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rl
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langgraph
langgraph
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trace_provider
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connectors
connectors
📦 Snowflake
📦 Snowflake
connector
otel_exporter
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utils
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❌ trulens_eval
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v2
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dashboard
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components
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streamlit
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Compare
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ux
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generate
generate
generate_test_set
golden_set_generator
score_distribution
test_cases
🧑🍳 Cookbook
🧑🍳 Cookbook
Frameworks
Frameworks
Gepa
Gepa
GEPA + TruLens: Evolving Prompts with Feedback-Driven Fitness
Langchain
Langchain
LangChain Conversation Evaluation
LangChain Ensemble Retriever
LangChain Quickstart
Multi-agent Data Tasks
LangGraph astream
LangGraph Functional API Quickstart with TruLens
LangGraph Quickstart
TruGraph Tutorial: Instrumenting LangGraph Applications with OTel
Llamaindex
Llamaindex
LlamaIndex Async
Tracing and Evaluating Multi-Agent Systems with TruLens and LlamaIndex AgentWorkflow
GroundTruth evaluation for LlamaIndex applications
LlamaIndex Hybrid Retriever + Reranking + Guardrails
Evaluating Multi-Modal RAG
Query Planning in LlamaIndex
📓 LlamaIndex Quickstart with Otel
Measuring Retrieval Quality
Evaluating Sentence Window RAG
LlamaIndex Stream
Llama-Index Workflows
Mlflow
Mlflow
TruLens Scorers with MLflow
Openai agent sdk
Openai agent sdk
TruLens + OpenAI Agent SDK: Basic Tools Example
Openai agent sdk snowflake tools
Openai agent sdk snowflake tools
Trl
Trl
🤖 RLHF / RLAIF Fine-Tuning with TruLens Metrics & TRL
Logging
Logging
Logging to PostgreSQL
Logging to a Snowflake Cortex AI Gateway
Exporting Traces to New Relic via OTLP
Models
Models
Anthropic
Anthropic
Anthropic Quickstart
Claude 3 Quickstart
Azure
Azure
Azure OpenAI LangChain Quickstart
Azure OpenAI Llama Index Quickstart
Bedrock
Bedrock
AWS Bedrock
Deploy, Fine-tune Foundation Models with AWS Sagemaker, Iterate and Monitor with TruEra
Google
Google
Multimodal Evaluations with Gemini
Google Quickstart
Google Vertex
local and OSS models
local and OSS models
Vectara HHEM Evaluator Quickstart
LiteLLM Quickstart
Local vs Remote HuggingFace Feedback Functions
Ollama Quickstart
OpenAI OSS Models as Judge with TruLens
Openai
Openai
📓 Choosing an OpenAI Judge Model for Your RAG Evals
Snowflake cortex
Snowflake cortex
Cortex Finetuning Experiments
❄️ Snowflake Quickstart with Cortex LLM Functions
Otel genai
Otel genai
Evaluating Recorded Coding Agent Traces
Selecting OTel GenAI Semantic Convention Attributes in TruLens
Span groups
Span groups
Span Groups — Per-Hop Metric Localization
Use cases
Use cases
📓 Context Filters
Evaluating Healthcare Administrative AI with TruLens
Language Verification
Benchmark and Improve an LLM Judge
LLM Jury: Ensemble Evaluation with Multiple Judges
Model Comparison
Moderation
PII Detection
📓 Prompt Management and Version Evaluation
Snowflake Authentication Methods for TruLens
Evaluating Summarization with TruLens
Debugging evaluation results with TruLens Hotspots
📓 Debugging Recurring Trace Failures
📓 Curate Production Traces into an Evaluation Dataset
Iterate on rag
Iterate on rag
Iterating on LLM Apps with TruLens
Iterating on LLM Apps with TruLens
Iterating on LLM Apps with TruLens
Iterating on LLM Apps with TruLens
Iterating on LLM Apps with TruLens
Snowflake ai stack
Snowflake ai stack
Snowflake AI Stack: Notebook
Vector stores
Vector stores
Faiss
Faiss
LangChain with FAISS Vector DB
Milvus
Milvus
Iterating with RAG on Milvus
Milvus
Mongodb
Mongodb
Atlas quickstart
Pinecone
Pinecone
Pinecone Configuration Choices on Downstream App Performance
Simple Pinecone setup with LlamaIndex + Eval
Qdrant
Qdrant
Evaluate your Hybrid Search RAG pipeline built on Langchain and Qdrant
Weaviate
Weaviate
Evaluating Weaviate Query Agents
🔭 OpenTelemetry
🔭 OpenTelemetry
Semantic Conventions
🤝 Contributing
🤝 Contributing
🛠️ Development Setup
🧭 Design
📦 Release Policies
✅ Standards
💣 Tech Debt
⛅ Optional Packages
🗄️ Database Schema
🏁 Release History
✍️ Blog
✍️ Blog
Archive
Archive
2026
2025
2024
Categories
Categories
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otel
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core
otel
trulens.core.otel
¶
trulens.core.otel
¶
OpenTelemetry instrumentation utilities for TruLens.
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