Skip to main content Module usage Copy item path Source HookExecution A single hook execution event from a type: "attachment" JSONL record
where attachment.type == "hook_success". ModelPricing Pricing per 1M tokens (USD) by model family. ParsedJsonl Combined result from parsing a single JSONL file. SessionUsage Usage summary for a single session, returned to the frontend status bar. UsageEntry Flat row representing a single completed assistant turn. context_window_for_model encode_project_path Encode a project path the same way Claude Code does. find_current_session_jsonl Find the JSONL file for the current session by looking up Claude Code’s
active sessions directory, matching on project path.
Falls back to finding the newest JSONL created after spawned_at. parse_jsonl_entries Parse a single JSONL file into one UsageEntry per unique message.id. pricing_for_model Hardcoded as of 2025-02. Requires a code change + release when Anthropic updates pricing. reduce_session Reduce a list of UsageEntry for a single session into a SessionUsage.