From 3b857a35e7d8c0cb5aacc7522283aedf5bd12f81 Mon Sep 17 00:00:00 2001
From: zccyman <zccyman@users.noreply.github.com>
Date: Fri, 15 May 2026 08:15:31 +0800
Subject: [PATCH] fix(caching): include Kimi/Moonshot in OpenRouter prompt
 cache policy (#25970)

---
 .dev-workflow/code-graph.db      | Bin 0 -> 65536 bytes
 .dev-workflow/phase-tracker.json |  74 +++++
 agent/agent_runtime_helpers.py   |   9 +-
 analyzed_issues.json             | 117 ++++++++
 scripts/phase_tracker.py         | 445 +++++++++++++++++++++++++++++++
 scripts/phase_watchdog.sh        |  76 ++++++
 tests/test_kimi_prefix_cache.py  |  74 +++++
 7 files changed, 794 insertions(+), 1 deletion(-)
 create mode 100644 .dev-workflow/code-graph.db
 create mode 100644 .dev-workflow/phase-tracker.json
 create mode 100644 analyzed_issues.json
 create mode 100644 scripts/phase_tracker.py
 create mode 100755 scripts/phase_watchdog.sh
 create mode 100644 tests/test_kimi_prefix_cache.py

diff --git a/.dev-workflow/code-graph.db b/.dev-workflow/code-graph.db
new file mode 100644
index 0000000000000000000000000000000000000000..0b41e84bf29906a9c6616c456635308a155c7900
GIT binary patch
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diff --git a/.dev-workflow/phase-tracker.json b/.dev-workflow/phase-tracker.json
new file mode 100644
index 00000000000..7737c819a16
--- /dev/null
+++ b/.dev-workflow/phase-tracker.json
@@ -0,0 +1,74 @@
+{
+  "template": "github-issue",
+  "current_phase": 13,
+  "completed_phases": [
+    1,
+    2,
+    3,
+    4,
+    5,
+    6,
+    7,
+    8,
+    9,
+    10,
+    11,
+    12,
+    13
+  ],
+  "issue_number": 27653,
+  "started_at": "2026-05-18T07:02:16.341710",
+  "last_advanced_at": "2026-05-18T07:15:27.942283",
+  "state": "completed",
+  "phase_evidence": {
+    "1": {
+      "evidence": "Issue #27653 scored 6/7, no competing PRs found across 5 keyword searches (history, history search, prompt reuse, slash command gateway), no duplicate markers, 0 comments. Feature request: add /history cmd with search & reuse for gateway platforms. Author: zccyman. Labels: type/feature, comp/gateway.",
+      "timestamp": "2026-05-18T07:02:41.657629"
+    },
+    "2": {
+      "evidence": "branch feat/history-gateway-27653 created from origin/main (4c46c35ed), git email set to 16263913+zccyman@users.noreply.github.com for CI attribution",
+      "timestamp": "2026-05-18T07:03:04.882165"
+    },
+    "3": {
+      "evidence": "Code understanding complete: 6 key files analyzed. /history is cli_only=True in commands.py L74. Gateway dispatch at run.py L6505-6760 uses canonical command chain. Session store has load_transcript() and search_messages() (FTS5). Feishu cards at feishu.py L1854 support interactive buttons with value callbacks. /retry at L9690 shows transcript reading pattern.",
+      "timestamp": "2026-05-18T07:04:41.647803"
+    },
+    "4": {
+      "evidence": "dwf_security_scan quick: all findings pre-existing in CI configs (no github, docker) and test fixtures. Feature adds read-only /history slash command that reads session store — no new code execution, no file writes, no credentials exposed. Zero risk.",
+      "timestamp": "2026-05-18T07:04:58.163837"
+    },
+    "5": {
+      "evidence": "Modified 2 files: hermes_cli/commands.py (removed cli_only=True, added args_hint=[keyword]) and gateway/run.py (added dispatch line for history + _handle_history_command handler (96 lines). Handler supports /history, /history <page>, /history <keyword>, paginated 5/page. Syntax check passed.",
+      "timestamp": "2026-05-18T07:11:15.389855"
+    },
+    "6": {
+      "evidence": "10 new tests in tests/gateway/test_history_command.py all PASSED (test_no_history, test_shows_recent_prompts_page_1, test_pagination_page_2, test_search_by_keyword, test_search_no_match, test_page_out_of_range_clamps_to_last_page, test_session_store_unavailable, test_filters_tool_and_assistant, test_empty_args_from_event, test_history_next_prev_navigation). Existing gateway tests (14) also PASSED — zero regressions.",
+      "timestamp": "2026-05-18T07:13:38.921925"
+    },
+    "7": {
+      "evidence": "dwf_review_run: 0 ERROR, 1 WARNING (pre-existing http://127.0.0.1 in commands.py L1107, NOT our change), 89 INFO (all pre-existing style/assert issues). Zero new findings across 3 files reviewed.",
+      "timestamp": "2026-05-18T07:13:58.765627"
+    },
+    "8": {
+      "evidence": "PR readiness 7/7: (1) attribution OK, (2) no new competitors, (3) diff +281/-2, (4) syntax OK, (5) 10 tests passed, (6) code review clean, (7) PR body drafted. Ready for PR creation.",
+      "timestamp": "2026-05-18T07:14:40.080604"
+    },
+    "9": {
+      "evidence": "Phase 10: Self-evolution completed - extracted 5 decisions, 5 pitfalls, knowledge graph updated. Phase 11: No upstream gap discoveries - this PR implements an issue we filed. Phase 12: Plugin self-improvement - dev-workflow plugin performed well, phase_tracker.py correctly blocked pre-push until Phase 9.",
+      "timestamp": "2026-05-18T07:15:20.667105"
+    },
+    "10": {
+      "evidence": "Phase 11: No upstream gap discoveries found. This PR directly implements the feature requested in the issue that we filed.",
+      "timestamp": "2026-05-18T07:15:23.003379"
+    },
+    "11": {
+      "evidence": "Phase 12: dev-workflow plugin performed well this cycle. phase_tracker.py pre-push hook correctly blocked Phase 8 push. Only minor issue: advancing multiple phases at once is not supported — must advance one at a time.",
+      "timestamp": "2026-05-18T07:15:25.464885"
+    },
+    "12": {
+      "evidence": "Phase 13: Cleanup complete. Branch feat/history-gateway-27653 pushed to fork. PR #27655 created at https://github.com/NousResearch/hermes-agent/pull/27655. Switching to main branch.",
+      "timestamp": "2026-05-18T07:15:27.942267"
+    }
+  },
+  "last_updated": "2026-05-18T07:15:30.558391"
+}
\ No newline at end of file
diff --git a/agent/agent_runtime_helpers.py b/agent/agent_runtime_helpers.py
index b5c70392946..854145525d0 100644
--- a/agent/agent_runtime_helpers.py
+++ b/agent/agent_runtime_helpers.py
@@ -1109,6 +1109,13 @@ def anthropic_prompt_cache_policy(
     model_lower = eff_model.lower()
     provider_lower = eff_provider.lower()
     is_claude = "claude" in model_lower
+    # Kimi / Moonshot family via OpenRouter: same cache_control wire format
+    # as Claude on OpenRouter (envelope layout).  Without this branch
+    # moonshotai/kimi-k2.6 falls through to (False, False), serving ~1%
+    # cache hits on 64K-token prompts and re-billing the full prompt on
+    # every turn.  Observed within-turn progression with cache enabled:
+    # 1% → 67% → 84% → 97% (#25970).
+    is_kimi = "kimi" in model_lower or "moonshot" in model_lower
     is_openrouter = base_url_host_matches(eff_base_url, "openrouter.ai")
     # Nous Portal proxies to OpenRouter behind the scenes — identical
     # OpenAI-wire envelope cache_control semantics. Treat it as an
@@ -1122,7 +1129,7 @@ def anthropic_prompt_cache_policy(
 
     if is_native_anthropic:
         return True, True
-    if (is_openrouter or is_nous_portal) and is_claude:
+    if (is_openrouter or is_nous_portal) and (is_claude or is_kimi):
         return True, False
     # Nous Portal Qwen (e.g. qwen3.6-plus) takes the same envelope-layout
     # cache_control path as Portal Claude. Portal proxies to OpenRouter
diff --git a/analyzed_issues.json b/analyzed_issues.json
new file mode 100644
index 00000000000..ff69e642ea8
--- /dev/null
+++ b/analyzed_issues.json
@@ -0,0 +1,117 @@
+{
+  "27198": {
+    "title": "[Bug]: WhatsApp messages stuck at 1 tick — delivery ACK missing in addition to read receipts",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27198",
+    "seen_at": "2026-05-17T01:45:29.080613+00:00"
+  },
+  "27166": {
+    "title": "[Bug] Telegram DM topic response routed to All Messages after session split",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27166",
+    "seen_at": "2026-05-17T01:45:29.080852+00:00"
+  },
+  "27156": {
+    "title": "Session resume can replay prior assistant/tool context instead of answering exact-output prompt",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27156",
+    "seen_at": "2026-05-17T01:45:29.081027+00:00"
+  },
+  "27312": {
+    "title": "Browser tool should prefer packaged agent-browser native binary when npm shim needs unavailable node",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27312",
+    "seen_at": "2026-05-17T07:46:52.354983+00:00"
+  },
+  "27296": {
+    "title": "[Bug] delegate_task ignores delegation.base_url — subagent always inherits parent model",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27296",
+    "seen_at": "2026-05-17T07:46:52.355896+00:00"
+  },
+  "27295": {
+    "title": "[Bug] delegate_task ignores delegation.base_url — subagent always inherits parent model",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27295",
+    "seen_at": "2026-05-17T07:46:52.357442+00:00"
+  },
+  "27294": {
+    "title": "[Bug] delegate_task ignores delegation.base_url — subagent always inherits parent model",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27294",
+    "seen_at": "2026-05-17T07:46:52.358251+00:00"
+  },
+  "27282": {
+    "title": "[--tui] gateway exits mid-turn with stdin EOF (TUI closed the command pipe) — NOT byterover-related",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27282",
+    "seen_at": "2026-05-17T07:46:52.359345+00:00"
+  },
+  "27265": {
+    "title": "Discord long bot-to-bot handoffs can drop unmentioned continuation chunks",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27265",
+    "seen_at": "2026-05-17T07:46:52.360103+00:00"
+  },
+  "27230": {
+    "title": "[Bug]: Telegram gateway only acknowledges tool requests but never delivers final results",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27230",
+    "seen_at": "2026-05-17T07:46:52.361212+00:00"
+  },
+  "27430": {
+    "title": "hermes update fails web UI build when NODE_ENV=production — npm install omits devDependencies",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27430",
+    "seen_at": "2026-05-17T13:48:05.033485+00:00"
+  },
+  "27402": {
+    "title": "NameError: '_pool_may_recover_from_rate_limit' is not defined in conversation_loop.py",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27402",
+    "seen_at": "2026-05-17T13:48:05.071950+00:00"
+  },
+  "27383": {
+    "title": "[Bug]: change working directory for Telegram agent",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27383",
+    "seen_at": "2026-05-17T13:48:05.073121+00:00"
+  },
+  "27352": {
+    "title": "[Bug] Gateway approval wait is not resolved by normal user replies during pending approval",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27352",
+    "seen_at": "2026-05-17T13:48:05.074324+00:00"
+  },
+  "27345": {
+    "title": "[Bug]: API connection Fail with minimax provider in windows",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27345",
+    "seen_at": "2026-05-17T13:48:05.075138+00:00"
+  },
+  "27566": {
+    "title": "Context compression triggers every turn due to rough token estimate inflating last_prompt_tokens",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27566",
+    "seen_at": "2026-05-17T19:48:41.166309+00:00"
+  },
+  "27563": {
+    "title": "Python shutdown deadlock: worker thread blocks Py_FinalizeEx, process hangs forever after exit",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27563",
+    "seen_at": "2026-05-17T19:48:41.167190+00:00"
+  },
+  "27555": {
+    "title": "Bug: vision fallback_chain silently broken — wrong kwargs in _resolve_single_provider",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27555",
+    "seen_at": "2026-05-17T19:48:41.168199+00:00"
+  },
+  "27540": {
+    "title": "[Bug]: AIAgent() got multiple values for keyword argument 'model' — reproduces on second turn of session",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27540",
+    "seen_at": "2026-05-17T19:48:41.168926+00:00"
+  },
+  "27538": {
+    "title": "auxiliary.compression.provider ignored after switching model provider",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27538",
+    "seen_at": "2026-05-17T19:48:41.170045+00:00"
+  },
+  "27529": {
+    "title": "[feishu] Fix markdown table rendering: use post+tag:md instead of force-text workaround",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27529",
+    "seen_at": "2026-05-17T19:48:41.170928+00:00"
+  },
+  "27477": {
+    "title": "[Bug] Feishu 转发聊天记录无法被 Hermes 读取",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27477",
+    "seen_at": "2026-05-17T19:48:41.172039+00:00"
+  },
+  "27469": {
+    "title": "[feishu] Unified fix for markdown rendering: inbound escaping + GFM table → Card 2.0",
+    "url": "https://github.com/NousResearch/hermes-agent/issues/27469",
+    "seen_at": "2026-05-17T19:48:41.173084+00:00"
+  }
+}
\ No newline at end of file
diff --git a/scripts/phase_tracker.py b/scripts/phase_tracker.py
new file mode 100644
index 00000000000..6ac28a1d1df
--- /dev/null
+++ b/scripts/phase_tracker.py
@@ -0,0 +1,445 @@
+#!/usr/bin/env python3
+"""
+Phase Tracker — strict multi-template phase enforcement for upstream contributions.
+
+Usage:
+    phase_tracker.py start <template> [--issue N]
+    phase_tracker.py current              # show current phase
+    phase_tracker.py check <N>            # exit 0 if on phase N, 1 if not
+    phase_tracker.py advance --evidence "描述"  # submit evidence + advance
+    phase_tracker.py skip <N>             # BLOCKED
+    phase_tracker.py complete             # mark workflow done
+    phase_tracker.py abort                # cancel workflow
+    phase_tracker.py phases              # list templates + phases
+
+State file: .dev-workflow/phase-tracker.json
+
+GUARD RAILS:
+  - `advance` requires --evidence describing what was done (min 20 chars)
+  - Phase 1 (triage) blocks advance if competing PR was found but no decision recorded
+  - All evidence is stored and auditable
+"""
+
+import json
+import os
+import sys
+
+STATE_DIR = os.path.join(os.path.dirname(os.path.dirname(os.path.abspath(__file__))), ".dev-workflow")
+STATE_FILE = os.path.join(STATE_DIR, "phase-tracker.json")
+
+# Minimum evidence length to prevent empty/generic submissions
+MIN_EVIDENCE_LENGTH = 20
+
+TEMPLATES = {
+    "github-issue": {
+        "total": 13,
+        "PHASES": {
+            1: "triage", 2: "setup", 3: "understand", 4: "security",
+            5: "implement", 6: "test", 7: "review", 8: "preflight",
+            9: "pr", 10: "evolve", 11: "insight-feature-request",
+            12: "plugin-improve", 13: "cleanup",
+        },
+        "PHASE_NAMES": {
+            1:  "🔍 Deep Triage — 检查竞争 PR、评分、分类",
+            2:  "🌿 Branch Setup — 同步上游、创建分支",
+            3:  "📖 Code Understanding — 读代码、追踪执行路径",
+            4:  "🔒 Security Baseline — 安全基线扫描",
+            5:  "✏️ Implementation — 写代码（小 diff）",
+            6:  "🧪 Test Suite — 全量测试 + 新增测试（必须全通过）",
+            7:  "👀 Code Review — 多角色静态审查（零 ERROR）",
+            8:  "✅ PR Readiness Check — 7 项预提交检查",
+            9:  "🚀 Create Pull Request — 提交 + 创建 PR",
+            10: "🧠 Self Evolution — 萃取经验，同步知识图谱",
+            11: "💡 Insight-Driven Feature Request — 发现上游缺口",
+            12: "🔧 Plugin Self-Improvement — 改进插件",
+            13: "🧹 Cleanup & Handoff — 清理分支，交接",
+        },
+        # What must the evidence describe for each phase?
+        "EVIDENCE_HINTS": {
+            1:  "e.g. 'issue #N scored 6/7, no competing PR, author=X, labels=Y'",
+            2:  "e.g. 'branch fix/xxx created from origin/main, fetched latest'",
+            3:  "e.g. 'root cause: func X does Y instead of Z, traced via file A→B→C'",
+            4:  "e.g. 'dwf_security_scan quick: 0 findings, text-only change' or 'scan clean'",
+            5:  "e.g. 'modified files X, Y — +N/-M lines, syntax check passed'",
+            6:  "e.g. 'N tests passed, 0 failed — new tests in test_X.py'",
+            7:  "e.g. 'dwf_review_run: 0 ERROR, N WARNING — all reviewed'",
+            8:  "e.g. 'attribution OK, no new competitor, diff +N/-M, 7/7 checks pass'",
+            9:  "e.g. 'PR #N created: https://github.com/.../pull/N'",
+            10: "e.g. 'extracted 2 patterns: provider-flag-default, conservative-fallback'",
+            11: "e.g. 'no upstream gap found' or 'found gap: file X missing Y'",
+            12: "e.g. 'no plugin changes needed' or 'updated pr-review-patterns.md'",
+            13: "e.g. 'checked out main, branch deleted, state cleaned'",
+        },
+    },
+    "pr-review-response": {
+        "total": 12,
+        "PHASES": {
+            1: "scan-classify", 2: "simple-replies", 3: "worth-check",
+            4: "respond", 5: "implement-fixes", 6: "test",
+            7: "pre-push", 8: "commit-push", 9: "evolve",
+            10: "insight-feature-request", 11: "plugin-improve", 12: "cleanup",
+        },
+        "PHASE_NAMES": {
+            1:  "📋 Scan & Classify — 扫描所有 PR，按路线分类",
+            2:  "📬 Simple Replies — 感谢/关闭重复/竞争 PR",
+            3:  "💎 Worth Check — 重新评估 PR 是否值得继续",
+            4:  "💬 Respond to Reviewers — 回复认可确定改动方向",
+            5:  "✏️ Implement Changes — 按 reviewer 要求改代码",
+            6:  "🧪 Test Suite — 全量测试（必须通过）",
+            7:  "🔍 Pre-Push Re-check — 确认无新竞争/新评论",
+            8:  "📤 Commit, Push & Follow-up — 推送+通知 reviewer",
+            9:  "🧠 Self Evolution — 萃取经验，同步知识图谱",
+            10: "💡 Insight-Driven Feature Request — 发现上游缺口",
+            11: "🔧 Plugin Self-Improvement — 改进插件",
+            12: "🧹 Cleanup — 清理分支，记录待处理 PR",
+        },
+        "EVIDENCE_HINTS": {
+            1:  "e.g. 'scanned N PRs: A=RouteA, B=RouteB, C=RouteC'",
+            2:  "e.g. 'closed #N (duplicate), thanked #M (cherry-pick)'",
+            3:  "e.g. 'PR #N worth keeping — reviewer raised valid point'",
+            4:  "e.g. 'replied to reviewer X on PR #N, agreed to fix Y'",
+            5:  "e.g. 'fixed Y per reviewer feedback, +N/-M lines'",
+            6:  "e.g. 'N tests passed, 0 failed'",
+            7:  "e.g. 'no new comments on PR #N, no competing PRs'",
+            8:  "e.g. 'pushed to PR #N, notified reviewer @X'",
+            9:  "e.g. 'extracted pattern: reviewer-priority-matrix'",
+            10: "e.g. 'no upstream gap found'",
+            11: "e.g. 'no plugin changes needed'",
+            12: "e.g. 'branch cleaned, PR status recorded'",
+        },
+    },
+}
+
+
+def _resolve(state):
+    """Return the template definition dict for the current workflow."""
+    tname = state.get("template", "github-issue")
+    return TEMPLATES.get(tname, TEMPLATES["github-issue"])
+
+
+def _load():
+    if not os.path.exists(STATE_FILE):
+        return None
+    try:
+        with open(STATE_FILE) as f:
+            return json.load(f)
+    except (json.JSONDecodeError, OSError):
+        return None
+
+
+def _save(state):
+    os.makedirs(STATE_DIR, exist_ok=True)
+    with open(STATE_FILE, "w") as f:
+        json.dump(state, f, indent=2, ensure_ascii=False)
+
+
+def _now_iso():
+    return __import__("datetime").datetime.now().isoformat()
+
+
+def cmd_start(template, issue=None):
+    existing = _load()
+    if existing is not None and existing.get("state") == "active":
+        print("BLOCKED: A workflow is already active. Complete or abort it first.")
+        sys.exit(1)
+
+    if template not in TEMPLATES:
+        print(f"Unknown template: {template}")
+        print(f"Available: {', '.join(TEMPLATES.keys())}")
+        sys.exit(1)
+
+    tpl = TEMPLATES[template]
+    state = {
+        "template": template,
+        "current_phase": 1,
+        "completed_phases": [],
+        "issue_number": issue,
+        "started_at": _now_iso(),
+        "last_advanced_at": None,
+        "state": "active",
+        "phase_evidence": {},  # {phase_number: {"evidence": str, "timestamp": str}}
+    }
+    _save(state)
+    print(f"✅ Started {template} workflow. Phase 1/{tpl['total']}: {tpl['PHASE_NAMES'][1]}")
+    print(f"   State: {STATE_FILE}")
+    if template == "github-issue":
+        print("⛔ NO-COMMENT RULE: If a competing PR exists, do NOT comment/review it.")
+        print("   Only interact with PRs you (atyou2happy) authored. Complete early if competing.")
+    hints = tpl.get("EVIDENCE_HINTS", {})
+    print(f"\n   📝 Evidence needed to advance: {hints.get(1, 'describe what you did')}")
+    print(f"   Usage: phase_tracker.py advance --evidence \"...\"")
+
+
+def cmd_current():
+    state = _load()
+    if state is None:
+        print("No active workflow.")
+        return
+
+    tpl = _resolve(state)
+    cp = state["current_phase"]
+    done = state["completed_phases"]
+    names = tpl["PHASE_NAMES"]
+
+    print(f"📊 Workflow: {state['template']}")
+    print(f"   Issue: {state.get('issue_number', 'N/A')}")
+    print(f"   State: {state['state']}")
+    print(f"   Current phase: {cp}/{tpl['total']} — {names.get(cp, 'unknown')}")
+    print(f"   Completed: {', '.join(str(p) for p in done) if done else 'none yet'}")
+
+    # Show evidence for completed phases
+    evidence = state.get("phase_evidence", {})
+    if evidence:
+        print(f"\n   📋 Evidence log:")
+        for p in sorted(done):
+            ev = evidence.get(str(p), {})
+            text = ev.get("evidence", "?")[:80]
+            print(f"      Phase {p}: {text}{'...' if len(ev.get('evidence','')) > 80 else ''}")
+
+    if state["state"] == "active":
+        hints = tpl.get("EVIDENCE_HINTS", {})
+        print(f"\n⚠️  You are on Phase {cp}. Do NOT skip ahead!")
+        print(f"   📝 To advance: phase_tracker.py advance --evidence \"{hints.get(cp, 'describe what you did')}\"")
+
+
+def cmd_check(expected_str):
+    state = _load()
+    if state is None:
+        print("BLOCKED: No active workflow. Call 'phase_tracker.py start <template>' first.")
+        sys.exit(1)
+    if state["state"] != "active":
+        print(f"BLOCKED: Workflow is {state['state']} (not active).")
+        sys.exit(1)
+
+    try:
+        expected = int(expected_str)
+    except ValueError:
+        print(f"BLOCKED: Invalid phase number: {expected_str}")
+        sys.exit(1)
+
+    tpl = _resolve(state)
+    names = tpl["PHASE_NAMES"]
+    current = state["current_phase"]
+
+    if current == expected:
+        print(f"✅ Phase {current}/{tpl['total']} — {names.get(current, 'unknown')}")
+        hints = tpl.get("EVIDENCE_HINTS", {})
+        print(f"   📝 To advance: phase_tracker.py advance --evidence \"{hints.get(current, 'describe what you did')}\"")
+        sys.exit(0)
+    elif current < expected:
+        print(f"❌ BLOCKED: Cannot do Phase {expected} yet — you are on Phase {current} ({names.get(current, '')})")
+        print(f"   Next expected: Phase {current} — {names.get(current, '')}")
+        sys.exit(1)
+    else:
+        print(f"⚠️  Phase {expected} is already completed. You are on Phase {current}.")
+        print(f"   Current: Phase {current} — {names.get(current, '')}")
+        sys.exit(1)
+
+
+def cmd_advance(evidence=None):
+    state = _load()
+    if state is None:
+        print("BLOCKED: No active workflow.")
+        sys.exit(1)
+    if state["state"] != "active":
+        print(f"BLOCKED: Workflow is {state['state']}.")
+        sys.exit(1)
+
+    tpl = _resolve(state)
+    names = tpl["PHASE_NAMES"]
+    total = tpl["total"]
+    current = state["current_phase"]
+
+    if current >= total:
+        print(f"⚠️  Already at final phase ({current}/{total}). Call 'complete' to finish.")
+        sys.exit(1)
+
+    # ── GUARD 1: Evidence required ──────────────────────────────
+    if not evidence or len(evidence.strip()) < 20:
+        hints = tpl.get("EVIDENCE_HINTS", {})
+        print(f"❌ BLOCKED: Evidence required to advance from Phase {current}.")
+        print(f"   Phase {current}: {names.get(current, '')}")
+        print(f"   Hint: {hints.get(current, 'describe what you did')}")
+        print(f"   Usage: phase_tracker.py advance --evidence \"your evidence here (min 20 chars)\"")
+        sys.exit(1)
+
+    # ── GUARD 2: Phase-specific checks ──────────────────────────
+    # Phase 1 triage: if competing PR found, must acknowledge decision
+    if current == 1 and state.get("template") == "github-issue":
+        ev_lower = evidence.lower()
+        has_competitor = "compet" in ev_lower or "duplicate" in ev_lower or "already" in ev_lower
+        if has_competitor and "no-comment" not in ev_lower and "did not comment" not in ev_lower:
+            print("⚠️  WARNING: Competing PR detected but no explicit no-comment declaration.")
+            print("   Add 'no-comment' or 'did not comment' to evidence if you found a competitor.")
+            print("   ⛔ REMINDER: NEVER comment on PRs you did not author.")
+
+    # Record evidence
+    if "phase_evidence" not in state:
+        state["phase_evidence"] = {}
+    state["phase_evidence"][str(current)] = {
+        "evidence": evidence.strip(),
+        "timestamp": _now_iso(),
+    }
+
+    if current not in state["completed_phases"]:
+        state["completed_phases"].append(current)
+
+    next_phase = current + 1
+    state["current_phase"] = next_phase
+    state["last_advanced_at"] = _now_iso()
+    state["last_updated"] = _now_iso()
+    _save(state)
+
+    print(f"✅ Advanced to Phase {next_phase}/{total}: {names.get(next_phase, 'unknown')}")
+    print(f"   Evidence recorded: {evidence.strip()[:100]}{'...' if len(evidence.strip()) > 100 else ''}")
+    hints = tpl.get("EVIDENCE_HINTS", {})
+    if next_phase <= total:
+        print(f"\n   Next: Phase {next_phase} — {names.get(next_phase, '')}")
+        print(f"   📝 Evidence needed: {hints.get(next_phase, 'describe what you did')}")
+        print(f"   Usage: phase_tracker.py advance --evidence \"...\"")
+    if next_phase == total:
+        print(f"   🏁 Final phase! Complete with: phase_tracker.py complete")
+
+
+def cmd_skip(target_str):
+    state = _load()
+    if state is None:
+        print("BLOCKED: No active workflow.")
+        sys.exit(1)
+    try:
+        target = int(target_str)
+    except ValueError:
+        print(f"Invalid phase: {target_str}")
+        sys.exit(1)
+
+    current = state["current_phase"]
+    tpl = _resolve(state)
+    names = tpl["PHASE_NAMES"]
+    print(f"❌ BLOCKED: Skipping disabled. Phase {current} → {target}")
+    print(f"   Current: Phase {current} — {names.get(current, '')}")
+    print(f"   Use 'advance --evidence \"...\"' to advance properly.")
+    sys.exit(1)
+
+
+def cmd_complete():
+    state = _load()
+    if state is None:
+        print("No active workflow.")
+        return
+    tpl = _resolve(state)
+    total = tpl["total"]
+    cp = state["current_phase"]
+    done = state["completed_phases"]
+
+    # Auto-mark the final phase as completed (advance blocks on the last phase
+    # because there's nowhere to advance to — complete is the only way out).
+    if cp == total and cp not in done:
+        done.append(cp)
+
+    # Check if all phases were completed
+    missing = [p for p in range(1, total + 1) if p not in done]
+    if missing:
+        print(f"⚠️  WARNING: Phases not completed: {missing}")
+        print(f"   These phases were skipped without evidence.")
+        evidence = state.get("phase_evidence", {})
+        logged = sorted(evidence.keys())
+        print(f"   Evidence logged for phases: {logged if logged else 'none'}")
+        print(f"   Call 'complete --force' to override, or go back and do the work.")
+        # Check for --force flag
+        if "--force" not in sys.argv:
+            sys.exit(1)
+        print("   (--force used, proceeding anyway)")
+
+    state["state"] = "completed"
+    if state["current_phase"] not in state["completed_phases"]:
+        state["completed_phases"].append(state["current_phase"])
+    state["last_updated"] = _now_iso()
+    _save(state)
+    print(f"✅ Workflow '{state['template']}' COMPLETED.")
+    print(f"   Phases completed: {len(done)}/{total}")
+
+
+def cmd_abort():
+    state = _load()
+    if state is None:
+        print("No active workflow.")
+        return
+    state["state"] = "aborted"
+    state["last_updated"] = _now_iso()
+    _save(state)
+    tpl = _resolve(state)
+    evidence = state.get("phase_evidence", {})
+    print(f"⛔ Workflow '{state['template']}' ABORTED at Phase {state['current_phase']}.")
+    if evidence:
+        print(f"   Evidence recorded for: {sorted(evidence.keys())}")
+
+
+def cmd_list_phases():
+    for tname, tpl in TEMPLATES.items():
+        names = tpl["PHASE_NAMES"]
+        hints = tpl.get("EVIDENCE_HINTS", {})
+        print(f"\n📋 {tname} ({tpl['total']} phases)")
+        print("=" * 60)
+        for i in range(1, tpl["total"] + 1):
+            print(f"  Phase {i:2d}: {names.get(i, '')}")
+            if hints.get(i):
+                print(f"           Evidence: {hints[i]}")
+    print()
+
+
+def main():
+    if len(sys.argv) < 2 or sys.argv[1] in ("-h", "--help"):
+        print("Usage:")
+        print("  phase_tracker.py start <template> [--issue N]  — start new workflow")
+        print("  phase_tracker.py current                         — show current phase")
+        print("  phase_tracker.py check <N>                       — verify on expected phase")
+        print("  phase_tracker.py advance --evidence \"text\"       — submit evidence + advance")
+        print("  phase_tracker.py skip <N>                        — BLOCKED")
+        print("  phase_tracker.py complete [--force]              — mark workflow done")
+        print("  phase_tracker.py abort                           — abort workflow")
+        print("  phase_tracker.py phases                          — list templates + phases")
+        print(f"\nTemplates: {', '.join(TEMPLATES.keys())}")
+        return
+
+    cmd = sys.argv[1]
+
+    if cmd == "start":
+        template = sys.argv[2] if len(sys.argv) > 2 else "github-issue"
+        issue = None
+        if "--issue" in sys.argv:
+            idx = sys.argv.index("--issue")
+            if idx + 1 < len(sys.argv):
+                issue = int(sys.argv[idx + 1])
+        cmd_start(template, issue)
+    elif cmd == "current":
+        cmd_current()
+    elif cmd == "check":
+        if len(sys.argv) < 3:
+            print("Usage: phase_tracker.py check <phase_number>")
+            sys.exit(1)
+        cmd_check(sys.argv[2])
+    elif cmd == "advance":
+        evidence = None
+        if "--evidence" in sys.argv:
+            idx = sys.argv.index("--evidence")
+            if idx + 1 < len(sys.argv):
+                evidence = sys.argv[idx + 1]
+        cmd_advance(evidence)
+    elif cmd == "skip":
+        if len(sys.argv) < 3:
+            print("Usage: phase_tracker.py skip <phase_number>")
+            sys.exit(1)
+        cmd_skip(sys.argv[2])
+    elif cmd == "complete":
+        cmd_complete()
+    elif cmd == "abort":
+        cmd_abort()
+    elif cmd == "phases":
+        cmd_list_phases()
+    else:
+        print(f"Unknown command: {cmd}")
+        sys.exit(1)
+
+
+if __name__ == "__main__":
+    main()
diff --git a/scripts/phase_watchdog.sh b/scripts/phase_watchdog.sh
new file mode 100755
index 00000000000..63dc7eb2f01
--- /dev/null
+++ b/scripts/phase_watchdog.sh
@@ -0,0 +1,76 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+# Phase Tracker Watchdog
+# Runs via cron to detect stalled upstream contribution workflows.
+# If a workflow hasn't been updated in STALL_HOURS hours, alerts the user.
+
+HERMES_AGENT_HOME="${HOME}/.hermes/hermes-agent"
+TRACKER="$HERMES_AGENT_HOME/.dev-workflow/phase-tracker.json"
+STALL_HOURS=4
+
+if [ ! -f "$TRACKER" ]; then
+    exit 0  # No active workflow
+fi
+
+STATE=$(python3 -c "
+import json
+with open('$TRACKER') as f:
+    d = json.load(f)
+print(json.dumps({
+    'state': d.get('state', 'unknown'),
+    'phase': d.get('current_phase', 0),
+    'issue': d.get('issue_number', 'N/A'),
+    'updated': d.get('last_updated', ''),
+    'started': d.get('started_at', ''),
+}))
+" 2>/dev/null || echo '{}')
+
+STATE_VAL=$(echo "$STATE" | python3 -c "import sys,json; print(json.load(sys.stdin).get('state',''))" 2>/dev/null || echo "")
+PHASE=$(echo "$STATE" | python3 -c "import sys,json; print(json.load(sys.stdin).get('phase',0))" 2>/dev/null || echo "0")
+ISSUE=$(echo "$STATE" | python3 -c "import sys,json; print(json.load(sys.stdin).get('issue','N/A'))" 2>/dev/null || echo "N/A")
+UPDATED=$(echo "$STATE" | python3 -c "import sys,json; print(json.load(sys.stdin).get('updated',''))" 2>/dev/null || echo "")
+STARTED=$(echo "$STATE" | python3 -c "import sys,json; print(json.load(sys.stdin).get('started',''))" 2>/dev/null || echo "")
+
+if [ "$STATE_VAL" != "active" ]; then
+    exit 0  # Completed or aborted
+fi
+
+# Check if stalled
+if [ -n "$UPDATED" ]; then
+    NOW=$(date +%s)
+    UPDATED_TS=$(date -d "$UPDATED" +%s 2>/dev/null || echo "0")
+    if [ "$UPDATED_TS" -gt 0 ]; then
+        ELAPSED=$(( (NOW - UPDATED_TS) / 3600 ))
+        if [ "$ELAPSED" -ge "$STALL_HOURS" ]; then
+            PHASE_NAME=$(python3 -c "
+PHASE_NAMES = {
+    1: 'Deep Triage', 2: 'Branch Setup', 3: 'Code Understanding',
+    4: 'Security Baseline', 5: 'Implementation', 6: 'Test Suite',
+    7: 'Code Review', 8: 'PR Readiness Check', 9: 'Create Pull Request',
+    10: 'Self Evolution', 11: 'Insight Feature Request', 12: 'Plugin Improve',
+    13: 'Cleanup',
+}
+print(PHASE_NAMES.get($PHASE, 'unknown'))
+" 2>/dev/null || echo "unknown")
+
+            cat <<WATCHDOG
+⚠️  Phase Tracker STALLED
+
+Workflow for issue #${ISSUE} has been stuck at Phase ${PHASE} (${PHASE_NAME}) for ${ELAPSED} hours.
+
+To continue:
+  cd $HERMES_HOME/hermes-agent
+  python3 scripts/phase_tracker.py current    # check current phase
+  python3 scripts/phase_tracker.py advance    # advance to next phase
+
+Or to abort:
+  python3 scripts/phase_tracker.py abort
+
+Last updated: ${UPDATED}
+WATCHDOG
+        fi
+    fi
+fi
+
+exit 0
diff --git a/tests/test_kimi_prefix_cache.py b/tests/test_kimi_prefix_cache.py
new file mode 100644
index 00000000000..63884a26e92
--- /dev/null
+++ b/tests/test_kimi_prefix_cache.py
@@ -0,0 +1,74 @@
+"""Tests for Kimi/Moonshot prompt cache inclusion (issue #25970)."""
+import pytest
+import sys
+import os
+from unittest.mock import MagicMock, patch
+
+sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
+
+
+def _call_cache_policy(model: str, base_url: str, provider: str = "",
+                       api_mode: str = "chat_completions"):
+    """Call _anthropic_prompt_cache_policy without full AIAgent init."""
+    # Import the standalone helper used by the policy
+    from run_agent import AIAgent
+
+    # Create a shell object to call the method on
+    agent = object.__new__(AIAgent)
+    # Set only the attributes the method reads
+    agent.provider = provider
+    agent.base_url = base_url
+    agent.api_mode = api_mode
+    agent.model = model
+    return agent._anthropic_prompt_cache_policy()
+
+
+class TestKimiPrefixCache:
+    def test_kimi_k26_openrouter(self):
+        result = _call_cache_policy(
+            model="moonshotai/kimi-k2.6",
+            base_url="https://openrouter.ai/api/v1",
+        )
+        assert result == (True, False)
+
+    def test_kimi_k2_openrouter(self):
+        result = _call_cache_policy(
+            model="kimi-k2",
+            base_url="https://openrouter.ai/api/v1",
+        )
+        assert result == (True, False)
+
+    def test_moonshot_v1_openrouter(self):
+        result = _call_cache_policy(
+            model="moonshotai/moonshot-v1-8k",
+            base_url="https://openrouter.ai/api/v1",
+        )
+        assert result == (True, False)
+
+    def test_kimi_non_openrouter_no_caching(self):
+        result = _call_cache_policy(
+            model="moonshotai/kimi-k2.6",
+            base_url="https://api.example.com/v1",
+        )
+        assert result == (False, False)
+
+    def test_claude_openrouter_regression(self):
+        result = _call_cache_policy(
+            model="anthropic/claude-sonnet-4",
+            base_url="https://openrouter.ai/api/v1",
+        )
+        assert result == (True, False)
+
+    def test_kimi_nous_portal(self):
+        result = _call_cache_policy(
+            model="moonshotai/kimi-k2.6",
+            base_url="https://nousresearch.com/api/v1",
+        )
+        assert result == (True, False)
+
+    def test_random_model_no_caching(self):
+        result = _call_cache_policy(
+            model="some-random-model",
+            base_url="https://api.example.com/v1",
+        )
+        assert result == (False, False)