Python Instrumentation

Laminar.initialize(…)

Initialize Laminar tracing and auto-instrumentation.

Parameters:

Name	Type	Default	Description
project_api_key	str	None	Project API key (defaults to LMNR_PROJECT_API_KEY)
base_url	str	https://api.lmnr.ai	Base URL
base_http_url	str	None	OTLP HTTP base URL
http_port	int	443	OTLP HTTP port
grpc_port	int	8443	OTLP gRPC port
instruments	set[Instruments]	None	Enable only these instruments
disabled_instruments	set[Instruments]	None	Disable these instruments
disable_batch	bool	False	Disable batching span processor
max_export_batch_size	int | None	None	Batch size (defaults to 64 when None)
export_timeout_seconds	int | None	None	Export timeout (defaults to 30 when None)
set_global_tracer_provider	bool	True	Set global OTEL tracer provider
otel_logger_level	int	logging.ERROR	OTEL logger level
session_recording_options	SessionRecordingOptions	None	Browser session recording options
force_http	bool	False	Force OTLP HTTP exporter
metadata	dict[str, AttributeValue]	None	Global trace metadata

Returns: None

Instruments

Enum of available auto-instrumentations.

from lmnr import Laminar, Instruments

# Enable only specific instruments
Laminar.initialize(
    instruments={Instruments.OPENAI, Instruments.ANTHROPIC}
)

# Disable specific instruments
Laminar.initialize(
    disabled_instruments={Instruments.LANGCHAIN}
)

Available instruments: ALEPHALPHA, ANTHROPIC, BEDROCK, BROWSER_USE, BROWSER_USE_SESSION, BUBUS, CHROMA, CLAUDE_AGENT, COHERE, CREWAI, CUA_AGENT, CUA_COMPUTER, GOOGLE_GENAI, GROQ, HAYSTACK, KERNEL, LANCEDB, LANGCHAIN, LANGGRAPH, LITELLM, LLAMA_INDEX, MARQO, MCP, MILVUS, MISTRAL, OLLAMA, OPENAI, OPENHANDS, OPENTELEMETRY, PATCHRIGHT, PINECONE, PLAYWRIGHT, QDRANT, REPLICATE, SAGEMAKER, SKYVERN, TOGETHER, TRANSFORMERS, VERTEXAI, WATSONX, WEAVIATE.

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SessionRecordingOptions

Browser session recording configuration.

from lmnr import SessionRecordingOptions, MaskInputOptions

options = SessionRecordingOptions(
    mask_input_options=MaskInputOptions(...)
)

Laminar.initialize(session_recording_options=options)