diff --git a/scripts/vedastro_strength_oracle_packet.py b/scripts/vedastro_strength_oracle_packet.py
new file mode 100644
index 00000000..23e38922
--- /dev/null
+++ b/scripts/vedastro_strength_oracle_packet.py
@@ -0,0 +1,84 @@
+#!/usr/bin/env python3
+"""Build VedAstro Shadbala/Ashtakavarga oracle request packets.
+
+This packet is secondary evidence only. It does not execute prediction,
+change local scores, or promote final labels.
+"""
+
+from __future__ import annotations
+
+import argparse
+import json
+from pathlib import Path
+from typing import Any
+
+
+ADJUDICATOR_POLICY = {
+    "role": "external_technique_evidence",
+    "can_change_score": False,
+    "can_set_dominant_label": False,
+    "can_set_payout_label": False,
+    "allowed_destinations": ["secondary_context", "technique_audit"],
+}
+
+STRENGTH_METHODS = [
+    {
+        "technique": "VedAstro Shadbala Oracle",
+        "method": "CalculateShadbala",
+        "api_endpoint": "Calculate/Shadbala",
+    },
+    {
+        "technique": "VedAstro Ashtakavarga Oracle",
+        "method": "CalculateAshtakavarga",
+        "api_endpoint": "Calculate/Ashtakavarga",
+    },
+]
+
+
+def build_strength_oracle_packet(domain: str = "career") -> dict[str, Any]:
+    requests = [
+        {
+            "operation": "calculation_method",
+            "role": "external_technique_evidence",
+            "domain": domain,
+            "method": item["method"],
+            "api_endpoint": item["api_endpoint"],
+            "status": "preview",
+        }
+        for item in STRENGTH_METHODS
+    ]
+    audit_rows = [
+        {
+            "technique": item["technique"],
+            "status": "preview",
+            "role": "external_strength_evidence",
+            "effect": "secondary_context_only_no_score_or_label_lift",
+        }
+        for item in STRENGTH_METHODS
+    ]
+    return {
+        "scope": "vedastro_strength_oracle_packet",
+        "status": "preview",
+        "domain": domain,
+        "adjudicator_policy": dict(ADJUDICATOR_POLICY),
+        "requests": requests,
+        "technique_audit_rows": audit_rows,
+    }
+
+
+def main() -> int:
+    parser = argparse.ArgumentParser(description=__doc__)
+    parser.add_argument("--domain", default="career")
+    parser.add_argument("--output", type=Path)
+    args = parser.parse_args()
+    packet = build_strength_oracle_packet(args.domain)
+    text = json.dumps(packet, ensure_ascii=False, indent=2, sort_keys=True)
+    if args.output:
+        args.output.parent.mkdir(parents=True, exist_ok=True)
+        args.output.write_text(text + "\n", encoding="utf-8")
+    print(text)
+    return 0
+
+
+if __name__ == "__main__":
+    raise SystemExit(main())
diff --git a/tests/test_vedastro_strength_oracle_packet.py b/tests/test_vedastro_strength_oracle_packet.py
new file mode 100644
index 00000000..aeddf075
--- /dev/null
+++ b/tests/test_vedastro_strength_oracle_packet.py
@@ -0,0 +1,39 @@
+from __future__ import annotations
+
+import sys
+from pathlib import Path
+
+
+ROOT = Path(__file__).resolve().parents[1]
+SCRIPTS = ROOT / "scripts"
+if str(SCRIPTS) not in sys.path:
+    sys.path.insert(0, str(SCRIPTS))
+
+import vedastro_strength_oracle_packet  # noqa: E402
+
+
+def test_strength_packet_declares_shadbala_and_ashtakavarga_as_secondary_evidence() -> None:
+    packet = vedastro_strength_oracle_packet.build_strength_oracle_packet("career")
+
+    assert packet["scope"] == "vedastro_strength_oracle_packet"
+    assert packet["domain"] == "career"
+    assert packet["adjudicator_policy"]["can_change_score"] is False
+    assert packet["adjudicator_policy"]["can_set_dominant_label"] is False
+    assert packet["adjudicator_policy"]["can_set_payout_label"] is False
+    assert [item["method"] for item in packet["requests"]] == ["CalculateShadbala", "CalculateAshtakavarga"]
+    assert all(item["role"] == "external_technique_evidence" for item in packet["requests"])
+    assert packet["technique_audit_rows"] == [
+        {
+            "technique": "VedAstro Shadbala Oracle",
+            "status": "preview",
+            "role": "external_strength_evidence",
+            "effect": "secondary_context_only_no_score_or_label_lift",
+        },
+        {
+            "technique": "VedAstro Ashtakavarga Oracle",
+            "status": "preview",
+            "role": "external_strength_evidence",
+            "effect": "secondary_context_only_no_score_or_label_lift",
+        },
+    ]
+