llmUsage property

List<LlmUsage>? llmUsage

LLM token usage and cost data for all LLM calls made during this extraction.

Contains one entry per LLM call. Multiple entries are produced when VLM OCR, structured extraction, or LLM embeddings run during the same extraction.

None when no LLM was used.

Implementation

final List<LlmUsage>? llmUsage;