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source dump of claude code forked from oppi.li/claude-code
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2.2 kB · 56 lines
TypeScript
at main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657/** * Constants related to tool result size limits */
/** * Default maximum size in characters for tool results before they get persisted * to disk. When exceeded, the result is saved to a file and the model receives * a preview with the file path instead of the full content. * * Individual tools may declare a lower maxResultSizeChars, but this constant * acts as a system-wide cap regardless of what tools declare. */export const DEFAULT_MAX_RESULT_SIZE_CHARS = 50_000
/** * Maximum size for tool results in tokens. * Based on analysis of tool result sizes, we set this to a reasonable upper bound * to prevent excessively large tool results from consuming too much context. * * This is approximately 400KB of text (assuming ~4 bytes per token). */export const MAX_TOOL_RESULT_TOKENS = 100_000
/** * Bytes per token estimate for calculating token count from byte size. * This is a conservative estimate - actual token count may vary. */export const BYTES_PER_TOKEN = 4
/** * Maximum size for tool results in bytes (derived from token limit). */export const MAX_TOOL_RESULT_BYTES = MAX_TOOL_RESULT_TOKENS * BYTES_PER_TOKEN
/** * Default maximum aggregate size in characters for tool_result blocks within * a SINGLE user message (one turn's batch of parallel tool results). When a * message's blocks together exceed this, the largest blocks in that message * are persisted to disk and replaced with previews until under budget. * Messages are evaluated independently — a 150K result in one turn and a * 150K result in the next are both untouched. * * This prevents N parallel tools from each hitting the per-tool max and * collectively producing e.g. 10 × 40K = 400K in one turn's user message. * * Overridable at runtime via GrowthBook flag tengu_hawthorn_window — see * getPerMessageBudgetLimit() in toolResultStorage.ts. */export const MAX_TOOL_RESULTS_PER_MESSAGE_CHARS = 200_000
/** * Maximum character length for tool summary strings in compact views. * Used by getToolUseSummary() implementations to truncate long inputs * for display in grouped agent rendering. */export const TOOL_SUMMARY_MAX_LENGTH = 50