fix: use categorical regime fundamentals

app/routers/market.py

@@ -1,7 +1,9 @@
 """Market-level endpoints (benchmark regime + AI/Tech regime-change monitor)."""
 
+from typing import Literal
+
 from fastapi import APIRouter, Depends, Query
-from pydantic import BaseModel, Field, field_validator
+from pydantic import BaseModel, ConfigDict, Field, field_validator
 from sqlalchemy.ext.asyncio import AsyncSession
 
 from app.dependencies import get_db, require_access, require_admin
@@ -55,8 +57,10 @@ class RegimeConfigUpdate(BaseModel):
 
 
 class RegimeFundamentalsUpdate(BaseModel):
-    f1_score: float | None = None
-    f3_score: float | None = None
+    model_config = ConfigDict(extra="forbid")
+
+    capex: dict[str, Literal["raising", "holding", "cutting", "unknown"]] | None = None
+    good_news_stock_down: Literal["yes", "no", "mixed"] | None = None
     locked: bool | None = None
 
 
@@ -108,9 +112,12 @@ async def update_regime_fundamentals(
     _admin: User = Depends(require_admin),
     db: AsyncSession = Depends(get_db),
 ) -> APIEnvelope:
-    """Manually override F1/F3 (locks out the LLM refresh until unlocked)."""
+    """Manually override categorical F1/F3 observations."""
     data = await regime_monitor_service.set_fundamental_overrides(
-        db, f1_score=body.f1_score, f3_score=body.f3_score, locked=body.locked
+        db,
+        capex=body.capex,
+        good_news_stock_down=body.good_news_stock_down,
+        locked=body.locked,
     )
     return APIEnvelope(status="success", data=data)
 

app/services/regime_monitor_service.py

@@ -90,6 +90,11 @@ DEFAULT_CONFIG: dict = {
     "fundamental_staleness_days": 80,
 }
 
+CAPEX_STATES = ("raising", "holding", "cutting", "unknown")
+GNSD_STATES = ("yes", "no", "mixed")
+_CAPEX_STATE_SCORES = {"raising": 0.0, "holding": 0.0, "cutting": 100.0}
+_GNSD_SCORES = {"yes": 100.0, "no": 0.0}
+
 Series = list[tuple[date, float]]
 
 
@@ -556,9 +561,13 @@ async def update_regime_config(db: AsyncSession, updates: dict) -> dict:
 
 
 async def get_fundamental_overrides(db: AsyncSession) -> dict:
+    names = DEFAULT_CONFIG["tickers"]["hyperscalers"]
     default = {
+        "methodology": METHODOLOGY,
         "f1_score": None,
         "f3_score": None,
+        "capex": {name: "unknown" for name in names},
+        "good_news_stock_down": "mixed",
         "locked": False,
         "reasoning": None,
         "fetched_at": None,
@@ -572,21 +581,70 @@ async def get_fundamental_overrides(db: AsyncSession) -> dict:
         stored = json.loads(raw)
     except (TypeError, ValueError):
         return default
-    return {**default, **stored}
+    if stored.get("methodology") != METHODOLOGY:
+        return default
+    capex = _normalise_capex_states(stored.get("capex"), names)
+    reaction = str(stored.get("good_news_stock_down", "mixed")).strip().lower()
+    if reaction not in GNSD_STATES:
+        reaction = "mixed"
+    return {
+        **default,
+        **stored,
+        "methodology": METHODOLOGY,
+        "f1_score": _score_capex_states(capex, names),
+        "f3_score": _GNSD_SCORES.get(reaction),
+        "capex": capex,
+        "good_news_stock_down": reaction,
+    }
+
+
+def _normalise_capex_states(
+    raw: object,
+    names: list[str],
+    *,
+    strict: bool = False,
+) -> dict[str, str]:
+    values = raw if isinstance(raw, dict) else {}
+    if strict and set(values) != set(names):
+        raise ValidationError(
+            f"Capex override must contain exactly: {', '.join(names)}"
+        )
+    out: dict[str, str] = {}
+    for name in names:
+        state = str(values.get(name, "unknown")).strip().lower()
+        if state not in CAPEX_STATES:
+            if strict:
+                raise ValidationError(f"Invalid capex state for {name}: {state}")
+            state = "unknown"
+        out[name] = state
+    return out
+
+
+def _score_capex_states(capex: dict[str, str], names: list[str]) -> float | None:
+    scores = [_CAPEX_STATE_SCORES[capex[name]] for name in names if capex[name] in _CAPEX_STATE_SCORES]
+    score = _mean(scores) if len(scores) >= 3 else None
+    return round(score, 1) if score is not None else None
 
 
 async def set_fundamental_overrides(
     db: AsyncSession,
-    f1_score: float | None = None,
-    f3_score: float | None = None,
+    capex: dict[str, str] | None = None,
+    good_news_stock_down: str | None = None,
     locked: bool | None = None,
 ) -> dict:
     current = await get_fundamental_overrides(db)
-    observation_changed = f1_score is not None or f3_score is not None
-    if f1_score is not None:
-        current["f1_score"] = _clamp(float(f1_score))
-    if f3_score is not None:
-        current["f3_score"] = _clamp(float(f3_score))
+    observation_changed = capex is not None or good_news_stock_down is not None
+    if capex is not None:
+        names = DEFAULT_CONFIG["tickers"]["hyperscalers"]
+        normalised = _normalise_capex_states(capex, names, strict=True)
+        current["capex"] = normalised
+        current["f1_score"] = _score_capex_states(normalised, names)
+    if good_news_stock_down is not None:
+        reaction = good_news_stock_down.strip().lower()
+        if reaction not in GNSD_STATES:
+            raise ValidationError(f"Invalid good-news-stock-down state: {reaction}")
+        current["good_news_stock_down"] = reaction
+        current["f3_score"] = _GNSD_SCORES.get(reaction)
     if locked is not None:
         current["locked"] = bool(locked)
     elif observation_changed:
@@ -594,7 +652,9 @@ async def set_fundamental_overrides(
     if observation_changed:
         now = datetime.now(timezone.utc)
         current.update({
+            "methodology": METHODOLOGY,
             "source": "manual",
+            "reasoning": None,
             "fetched_at": now.isoformat(),
             "effective_date": _next_weekday(now.date()).isoformat(),
         })
@@ -972,10 +1032,6 @@ async def _call_llm_json(cfg: dict, prompt: str) -> dict:
     return json.loads(_strip_fences(response.choices[0].message.content))
 
 
-_CAPEX_STATE_SCORES = {"raising": 0.0, "holding": 0.0, "cutting": 100.0}
-_GNSD_SCORES = {"yes": 100.0, "no": 0.0}
-
-
 async def refresh_fundamental_overrides(
     db: AsyncSession, config: dict | None = None, force: bool = False
 ) -> dict:
@@ -993,18 +1049,17 @@ async def refresh_fundamental_overrides(
     parsed = await _call_llm_json(
         llm, _CAPEX_PROMPT.format(names=", ".join(names), example=example)
     )
-    capex = parsed.get("capex", {}) if isinstance(parsed, dict) else {}
-    scores = [
-        _CAPEX_STATE_SCORES[value]
-        for name in names
-        if (value := str(capex.get(name, "")).strip().lower()) in _CAPEX_STATE_SCORES
-    ]
-    f1 = _mean(scores) if len(scores) >= 3 else None
+    raw_capex = parsed.get("capex", {}) if isinstance(parsed, dict) else {}
+    capex = _normalise_capex_states(raw_capex, names)
+    f1 = _score_capex_states(capex, names)
     reaction = str(parsed.get("good_news_stock_down", "")).strip().lower()
+    if reaction not in GNSD_STATES:
+        reaction = "mixed"
     f3 = _GNSD_SCORES.get(reaction)
     now = datetime.now(timezone.utc)
     result = {
-        "f1_score": round(f1, 1) if f1 is not None else None,
+        "methodology": METHODOLOGY,
+        "f1_score": f1,
         "f3_score": f3,
         "capex": capex,
         "good_news_stock_down": reaction or None,

docs/research/regime-monitor-v2.md

@@ -27,6 +27,10 @@ Combined, RSP/SPY (former F4), and the NVDA canary (former P6) do not enter v2.
 Zero means ordinary/healthy, and only stress contributes positively. Automated
 capex `raising`/`holding` and no good-news-stock-down pattern map to zero;
 `mixed`, unknown, and stale observations are unavailable rather than neutral 50.
+Manual observations use the same categories: each hyperscaler is marked
+`raising`, `holding`, `cutting`, or `unknown`, while the earnings reaction is
+`yes`, `no`, or `mixed`. F1 is derived from the share of at least three known
+hyperscalers marked `cutting`; arbitrary numeric overrides are not accepted.
 
 Scores renormalize over available fixed weights, but a band is published only at
 75% or greater coverage. Trend deltas are suppressed when the participating

frontend/src/api/regime.ts

@@ -3,6 +3,7 @@ import type {
   RegimeMonitor,
   RegimeConfig,
   RegimeFundamentals,
+  RegimeFundamentalsUpdate,
   EventStudyReport,
   RegimeHistoryPoint,
 } from '../lib/types';
@@ -33,11 +34,7 @@ export function getRegimeFundamentals() {
   return apiClient.get<RegimeFundamentals>('regime/fundamentals').then((r) => r.data);
 }
 
-export function updateRegimeFundamentals(body: {
-  f1_score?: number;
-  f3_score?: number;
-  locked?: boolean;
-}) {
+export function updateRegimeFundamentals(body: RegimeFundamentalsUpdate) {
   return apiClient.put<RegimeFundamentals>('regime/fundamentals', body).then((r) => r.data);
 }
 

frontend/src/lib/types.ts

@@ -511,6 +511,7 @@ export interface RegimeMonitor {
 }
 
 export interface RegimeFundamentals {
+  methodology: 'v2';
   f1_score: number | null;
   f3_score: number | null;
   locked: boolean;
@@ -518,8 +519,17 @@ export interface RegimeFundamentals {
   fetched_at: string | null;
   effective_date: string | null;
   source: string;
-  capex?: Record<string, string>;
-  good_news_stock_down?: string | null;
+  capex: Record<string, CapexState>;
+  good_news_stock_down: GoodNewsReaction;
+}
+
+export type CapexState = 'raising' | 'holding' | 'cutting' | 'unknown';
+export type GoodNewsReaction = 'yes' | 'no' | 'mixed';
+
+export interface RegimeFundamentalsUpdate {
+  capex?: Record<string, CapexState>;
+  good_news_stock_down?: GoodNewsReaction;
+  locked?: boolean;
 }
 
 export interface RegimeConfig {

frontend/src/pages/RegimePage.tsx

@@ -16,10 +16,13 @@ import {
   updateRegimeFundamentals,
 } from '../api/regime';
 import type {
+  CapexState,
   EventStudyReport,
+  GoodNewsReaction,
   RegimeBand,
   RegimeConfig,
   RegimeFundamentals,
+  RegimeFundamentalsUpdate,
   RegimeReading,
 } from '../lib/types';
 
@@ -207,6 +210,15 @@ function EventStudyPanel() {
   );
 }
 
+const SELECT_CLASS = 'rounded-md border border-white/[0.08] bg-white/[0.03] px-2 py-1.5 text-xs text-gray-200';
+
+const CAPEX_OPTIONS: { value: CapexState; label: string }[] = [
+  { value: 'raising', label: 'Raising' },
+  { value: 'holding', label: 'Holding' },
+  { value: 'cutting', label: 'Cutting' },
+  { value: 'unknown', label: 'Unknown' },
+];
+
 function FundamentalsEditor({
   data,
   onSave,
@@ -215,15 +227,19 @@ function FundamentalsEditor({
   refreshing,
 }: {
   data: RegimeFundamentals;
-  onSave: (body: { f1_score?: number; f3_score?: number; locked?: boolean }) => void;
+  onSave: (body: RegimeFundamentalsUpdate) => void;
   onRefresh: () => void;
   saving: boolean;
   refreshing: boolean;
 }) {
-  const [f1, setF1] = useState(data.f1_score ?? 0);
-  const [f3, setF3] = useState(data.f3_score ?? 0);
+  const [capex, setCapex] = useState<Record<string, CapexState>>(() => ({ ...data.capex }));
+  const [reaction, setReaction] = useState<GoodNewsReaction>(data.good_news_stock_down);
+  const knownCapex = Object.values(capex).filter((state) => state !== 'unknown');
+  const cutting = knownCapex.filter((state) => state === 'cutting').length;
+  const derivedF1 = knownCapex.length >= 3 ? Math.round((cutting / knownCapex.length) * 1000) / 10 : null;
+  const derivedF3 = reaction === 'yes' ? 100 : reaction === 'no' ? 0 : null;
   return (
-    <div className="space-y-3">
+    <div className="space-y-4">
       <div className="flex flex-wrap items-center gap-2 text-xs text-gray-500">
         <span>Source: {data.source}</span>
         {data.fetched_at && <span>· fetched {new Date(data.fetched_at).toLocaleDateString()}</span>}
@@ -231,18 +247,40 @@ function FundamentalsEditor({
         {data.locked && <Badge label="locked" variant="manual" />}
       </div>
       {data.reasoning && <p className="text-xs leading-relaxed text-gray-400">{data.reasoning}</p>}
-      {[
-        ['F1 · Capex cuts', f1, setF1],
-        ['F3 · Good news, stock down', f3, setF3],
-      ].map(([label, value, setter]) => (
-        <label key={String(label)} className="flex items-center gap-3 text-xs text-gray-400">
-          <span className="w-52 shrink-0">{String(label)}</span>
-          <input type="range" min={0} max={100} value={Number(value)} onChange={(event) => (setter as (v: number) => void)(Number(event.target.value))} className="h-2 flex-1 accent-blue-500" />
-          <span className="w-8 text-right num text-gray-300">{Number(value)}</span>
+      <div>
+        <div className="mb-2 flex items-center justify-between gap-3 text-xs">
+          <span className="font-medium text-gray-300">F1 · Capex guidance by hyperscaler</span>
+          <span className="num text-gray-500">score {derivedF1 ?? 'n/a'}</span>
+        </div>
+        <div className="grid grid-cols-2 gap-2">
+          {Object.entries(capex).map(([symbol, state]) => (
+            <label key={symbol} className="flex items-center justify-between gap-2 rounded-md bg-white/[0.02] px-2.5 py-2 text-xs text-gray-400">
+              <span className="font-mono text-gray-300">{symbol}</span>
+              <select
+                className={SELECT_CLASS}
+                value={state}
+                onChange={(event) => setCapex((current) => ({ ...current, [symbol]: event.target.value as CapexState }))}
+              >
+                {CAPEX_OPTIONS.map((option) => <option key={option.value} value={option.value}>{option.label}</option>)}
+              </select>
             </label>
           ))}
+        </div>
+        <p className="mt-1.5 text-[11px] text-gray-600">Raising/holding = 0 stress; cutting = 100; at least three known names required.</p>
+      </div>
+      <label className="flex items-center justify-between gap-3 text-xs text-gray-400">
+        <span>
+          <span className="font-medium text-gray-300">F3 · Good news, stock down</span>
+          <span className="ml-2 num text-gray-600">score {derivedF3 ?? 'n/a'}</span>
+        </span>
+        <select className={SELECT_CLASS} value={reaction} onChange={(event) => setReaction(event.target.value as GoodNewsReaction)}>
+          <option value="yes">Yes · stress</option>
+          <option value="no">No · ordinary</option>
+          <option value="mixed">Mixed · unavailable</option>
+        </select>
+      </label>
       <div className="flex flex-wrap gap-2">
-        <button className="btn-primary px-3 py-1.5 text-sm disabled:opacity-50" disabled={saving} onClick={() => onSave({ f1_score: f1, f3_score: f3, locked: true })}>Save override</button>
+        <button className="btn-primary px-3 py-1.5 text-sm disabled:opacity-50" disabled={saving} onClick={() => onSave({ capex, good_news_stock_down: reaction, locked: true })}>Save observations</button>
         <button className="rounded-lg px-3 py-1.5 text-sm text-gray-400 hover:bg-white/[0.04] disabled:opacity-50" disabled={refreshing} onClick={onRefresh}>{refreshing ? 'Refreshing…' : 'Refresh via LLM'}</button>
         {data.locked && <button className="rounded-lg px-3 py-1.5 text-sm text-gray-400 hover:bg-white/[0.04]" onClick={() => onSave({ locked: false })}>Unlock</button>}
       </div>
@@ -266,7 +304,7 @@ function ConfigEditor({ data, onSave, saving }: { data: RegimeConfig; onSave: (u
         <span>days</span>
       </label>
       <p className="text-[11px] text-gray-600">Changing the basket resets its freeze date and silently reseeds quadrant alerts.</p>
-      <button className="btn-primary px-3 py-1.5 text-sm disabled:opacity-50" disabled={saving || symbols.length < 20} onClick={() => onSave({ breadth_basket: symbols, fundamental_staleness_days: staleness })}>Save monitor settings</button>
+      <button className="btn-primary px-3 py-1.5 text-sm disabled:opacity-50" disabled={saving || symbols.length < 20} onClick={() => onSave({ breadth_basket: symbols, fundamental_staleness_days: staleness })}>Save basket &amp; freshness</button>
     </div>
   );
 }
@@ -280,16 +318,22 @@ function AdminControls() {
   const saveFundamentals = useMutation({ mutationFn: updateRegimeFundamentals, onSuccess: invalidate });
   const saveConfig = useMutation({ mutationFn: updateRegimeConfig, onSuccess: invalidate });
   return (
-    <div className="space-y-3">
-      <Disclosure summary="Admin · Fundamental observations">
+    <Disclosure summary="Admin · Monitor settings">
+      <div className="grid gap-5 xl:grid-cols-2 xl:gap-6">
+        <section className="border-b border-white/[0.06] pb-5 xl:border-b-0 xl:border-r xl:pb-0 xl:pr-6">
+          <div className="mb-3 text-[11px] uppercase tracking-wider text-gray-500">Fundamental observations</div>
+          {fundamentals.isLoading && <SkeletonCard className="h-36" />}
           {fundamentals.data && <FundamentalsEditor key={fundamentals.dataUpdatedAt} data={fundamentals.data} onSave={(body) => saveFundamentals.mutate(body)} onRefresh={() => refresh.mutate()} saving={saveFundamentals.isPending} refreshing={refresh.isPending} />}
           {refresh.isError && <Callout variant="error">Refresh failed: {(refresh.error as Error).message}</Callout>}
-      </Disclosure>
-      <Disclosure summary="Admin · Fixed basket & freshness">
+        </section>
+        <section>
+          <div className="mb-3 text-[11px] uppercase tracking-wider text-gray-500">Fixed basket &amp; freshness</div>
+          {config.isLoading && <SkeletonCard className="h-36" />}
           {config.data && <ConfigEditor key={config.dataUpdatedAt} data={config.data} onSave={(updates) => saveConfig.mutate(updates)} saving={saveConfig.isPending} />}
           {saveConfig.isError && <Callout variant="error">Save failed: {(saveConfig.error as Error).message}</Callout>}
-      </Disclosure>
+        </section>
       </div>
+    </Disclosure>
   );
 }
 

tests/unit/test_regime_monitor.py

@@ -7,6 +7,7 @@ import json
 from datetime import date, timedelta
 
 import pytest
+from pydantic import ValidationError as PydanticValidationError
 from sqlalchemy import select
 
 from app.models.regime_snapshot import RegimeSnapshot
@@ -110,11 +111,52 @@ def test_fundamentals_never_replay_before_effective_date_and_expire():
     assert _fundamental_scores_asof(overrides, config, date(2026, 8, 22))[:2] == (None, None)
 
 
+def test_capex_score_is_derived_from_company_categories():
+    names = DEFAULT_CONFIG["tickers"]["hyperscalers"]
+    assert rms._score_capex_states(
+        dict.fromkeys(names, "holding"), names
+    ) == 0.0
+    assert rms._score_capex_states(
+        {names[0]: "cutting", **dict.fromkeys(names[1:], "holding")}, names
+    ) == 25.0
+    assert rms._score_capex_states(
+        {names[0]: "cutting", names[1]: "holding", names[2]: "holding", names[3]: "unknown"},
+        names,
+    ) == 33.3
+    assert rms._score_capex_states(
+        {names[0]: "cutting", names[1]: "holding", names[2]: "unknown", names[3]: "unknown"},
+        names,
+    ) is None
+
+
+def test_fundamental_api_rejects_numeric_ordinal_overrides():
+    with pytest.raises(PydanticValidationError):
+        market_router.RegimeFundamentalsUpdate(f3_score=75)
+
+
+@pytest.mark.asyncio
+async def test_legacy_numeric_fundamentals_do_not_leak_into_v2(monkeypatch):
+    async def fake_value(_db, _key):
+        return json.dumps({"f1_score": 75.0, "f3_score": 75.0, "source": "manual"})
+
+    monkeypatch.setattr(rms.settings_store, "get_value", fake_value)
+
+    result = await rms.get_fundamental_overrides(object())
+
+    assert result["methodology"] == "v2"
+    assert result["f1_score"] is None
+    assert result["f3_score"] is None
+    assert result["good_news_stock_down"] == "mixed"
+
+
 @pytest.mark.asyncio
 async def test_unlock_does_not_redate_a_fundamental_observation(monkeypatch):
     stored = {
+        "methodology": "v2",
         "f1_score": 100.0,
         "f3_score": 0.0,
+        "capex": dict.fromkeys(DEFAULT_CONFIG["tickers"]["hyperscalers"], "cutting"),
+        "good_news_stock_down": "no",
         "locked": True,
         "source": "manual",
         "fetched_at": "2026-06-01T10:00:00+00:00",
@@ -139,6 +181,46 @@ async def test_unlock_does_not_redate_a_fundamental_observation(monkeypatch):
     assert saved == result
 
 
+@pytest.mark.asyncio
+async def test_manual_fundamentals_are_categorical_and_derived(monkeypatch):
+    names = DEFAULT_CONFIG["tickers"]["hyperscalers"]
+    current = {
+        "methodology": "v2",
+        "f1_score": None,
+        "f3_score": None,
+        "capex": dict.fromkeys(names, "unknown"),
+        "good_news_stock_down": "mixed",
+        "locked": False,
+        "reasoning": "old reasoning",
+        "fetched_at": None,
+        "effective_date": None,
+        "source": "default",
+    }
+    saved: dict = {}
+
+    async def fake_get(_db):
+        return dict(current)
+
+    async def fake_update(_db, _key, value):
+        saved.update(json.loads(value))
+
+    monkeypatch.setattr(rms, "get_fundamental_overrides", fake_get)
+    monkeypatch.setattr(rms, "update_setting", fake_update)
+    capex = {names[0]: "cutting", **dict.fromkeys(names[1:], "holding")}
+
+    result = await rms.set_fundamental_overrides(
+        object(), capex=capex, good_news_stock_down="mixed"
+    )
+
+    assert result["f1_score"] == 25.0
+    assert result["f3_score"] is None
+    assert result["good_news_stock_down"] == "mixed"
+    assert result["source"] == "manual"
+    assert result["locked"] is True
+    assert result["reasoning"] is None
+    assert saved == result
+
+
 @pytest.mark.asyncio
 async def test_prior_v2_snapshot_is_immutable_without_explicit_rebuild(db_session):
     snapshot_date = date(2026, 6, 26)