From 77dd8662439757bc932f860abf1d3ac4f8f27765 Mon Sep 17 00:00:00 2001 From: matevip Date: Tue, 4 Aug 2026 03:47:05 -0400 Subject: [PATCH] feat(agent): stale-status guard appended to every reasoning system prompt --- .../mate/agent/graph/node/ReasoningNode.java | 20 ++++++++++++++++++- 1 file changed, 19 insertions(+), 1 deletion(-) diff --git a/mateclaw-server/src/main/java/vip/mate/agent/graph/node/ReasoningNode.java b/mateclaw-server/src/main/java/vip/mate/agent/graph/node/ReasoningNode.java index b4006776..b90a7c8b 100644 --- a/mateclaw-server/src/main/java/vip/mate/agent/graph/node/ReasoningNode.java +++ b/mateclaw-server/src/main/java/vip/mate/agent/graph/node/ReasoningNode.java @@ -273,6 +273,24 @@ public class ReasoningNode implements NodeAction { + " · ledger snapshot 永远显示初始状态，对你毫无帮助\n\n" + "**例外**：单一问题、简单问答、不可拆解的请求 — 不需要用。\n"; + /** + * Staleness guard appended to every ReasoningNode system prompt. Conversation + * history can carry earlier rounds of the same status query verbatim (people + * count, device state, quotes, timestamps); models pattern-match those rounds + * and answer from the stale snapshot before this turn's tools have run — + * sometimes while claiming they already re-queried. Static text so the + * prompt-cache prefix stays stable; the current time it refers to is injected + * per turn by the runtime context block. + */ + private static final String STALE_CONTEXT_GUARD = "\n\n" + + "## 历史状态数据过期规则（强制）\n\n" + + "- 会话历史中出现的一切状态类数据（在线人数、设备/传感器状态、电量、温度、库存、行情、" + + "查询时间戳等）都只是当时的快照，一律视为已过期，禁止在本轮回答中直接引用或改写后引用。\n" + + "- 状态类问题必须先在本轮调用工具取得最新观察结果，等结果返回后再输出结论；" + + "工具结果返回之前，不得输出含具体数值或结论的正文，只允许一句简短的过程说明（如\"正在查询…\"）。\n" + + "- 最终回答中引用的状态数值与查询时间必须来自本轮工具返回，时间基准以运行时上下文注入的当前时间为准。\n" + + "- 注意：\"历史里查过\"不等于\"本轮已查\"。宣称已重新查询但未在本轮实际发出对应 tool_call，视为违规。\n"; + private static final String GROUNDED_CONTRACT = "\n\n" + "## 回答来源约束（强制规则）\n\n" + "**核心原则**：你的回答必须完全基于工具返回的信息（证据），不得使用内部知识编造内容。\n\n" @@ -287,7 +305,7 @@ public class ReasoningNode implements NodeAction { + "**违规后果**：未按规则引用来源或使用未验证的信息将导致回答被拒绝。\n"; private static String buildGroundedSystemPrompt(String basePrompt, boolean groundingEnforced) { - String prompt = basePrompt + TOOL_USE_ENFORCEMENT; + String prompt = basePrompt + TOOL_USE_ENFORCEMENT + STALE_CONTEXT_GUARD; return groundingEnforced ? prompt + GROUNDED_CONTRACT : prompt; }