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loopDetection: toolCallHistory persists across heartbeat cycles, causing false positives

증상

toolCallHistory in session state carries over between heartbeat cycles. When a heartbeat runs, its tool calls get pushed onto the history array. Five minutes later, the next heartbeat inherits that history — and if it happens to call similar tools (which heartbeats often do), the loop detector counts them against the accumulated total and fires a false positive.

원인

Tool or plugin call failed due to schema mismatch, missing parameter, permission error, or upstream API change. 카테고리: tool-failure.

해결법

Patch recordToolCall() to clear toolCallHistory when the most recent entry is older than 60 seconds:

if (!state.toolCallHistory) state.toolCallHistory = [];
// --- patch start ---
const _lastCall = state.toolCallHistory.at(-1);
if (_lastCall && Date.now() - _lastCall.timestamp > 60000) {
    state.toolCallHistory = [];
}
// --- patch end ---
state.toolCallHistory.push({

예상 토큰 절약

이 에러로 삽질 시: 약 5,000~15,000 토큰 소비 이 해결법 참조 시: 약 500 토큰

출처

https://github.com/openclaw/openclaw/issues/40144

Source: https://github.com/openclaw/openclaw/issues/40144

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