Unverified50% confidenceFactExact time
Converted using the cost weights set by the author, the fixed context made up of the system prompt plus the tool list accounts for 43.3% of Claude Code's total cost.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/19/2026
First Seen
Valid until: 1/17/2027
Sources
Related Entities
Related Claims
UnverifiedThe main metrics exported by Claude Code include claude_code.cost.usage (USD cost), claude_code.token.usage (split by input/output/cacheRead/cacheCreation), claude_code.session.count, claude_code.lines_of_code.count, claude_code.commit.count, claude_code.pull_request.count, claude_code.active_time.total and claude_code.code_edit_tool.decision.69% similarUnverifiedClaude Code's official cost documentation acknowledges that /compact reads the conversation to be summarized, so compacting a large context is itself a large request, but it does not give a specific cost figure.68% similarUnverifiedUnder the previous mechanism, the computational overhead of Claude Code's Auto mode classifier was counted toward the user's bill.65% similar
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