# Braintrust destination
BRAINTRUST_URL=https://api.braintrust.dev
BRAINTRUST_API_KEY=

# Opik Cloud or self-hosted
OPIK_URL=https://www.comet.com/opik/api
OPIK_API_KEY=
OPIK_WORKSPACE=

# Langfuse Cloud region or self-hosted
LANGFUSE_BASE_URL=https://cloud.langfuse.com
LANGFUSE_PUBLIC_KEY=
LANGFUSE_SECRET_KEY=
# Optional override for reading a configured blob export (file://, s3://, etc.).
# LANGFUSE_BLOB_EXPORT_URI=

# LangSmith Cloud, hybrid, or self-hosted
LANGSMITH_ENDPOINT=https://api.smith.langchain.com
LANGSMITH_API_KEY=
LANGSMITH_WORKSPACE_ID=
# Optional when the workspace has more than one bulk export destination.
# LANGSMITH_BULK_EXPORT_DESTINATION_ID=

# Arize
ARIZE_URL=https://api.arize.com
ARIZE_API_KEY=

# Advanced overrides normally remain unset.
# TO_BRAINTRUST_TIMEOUT_SECONDS=60
# TO_BRAINTRUST_RETRY_ATTEMPTS=8
# TO_BRAINTRUST_PAGE_SIZE=
# TO_BRAINTRUST_PARTITION_BYTES=
# TO_BRAINTRUST_RESOURCE_WORKERS=
# TO_BRAINTRUST_BUFFERED_PARTITIONS=
# TO_BRAINTRUST_UPLOAD_PROCESSES=
# TO_BRAINTRUST_BT_WORKERS=