diff --git a/frontend/src/mastra/consultation-tools.ts b/frontend/src/mastra/consultation-tools.ts
index 7eed5cc5..f05d986e 100644
--- a/frontend/src/mastra/consultation-tools.ts
+++ b/frontend/src/mastra/consultation-tools.ts
@@ -9,6 +9,7 @@ import {
   consultationWorkflowReceipt,
   runConsultationWorkflow,
   toAgentConsultationContext,
+  toModelOutput,
 } from "./consultation-workflow.ts";
 
 const consultationToolInputSchema = z.object({
@@ -95,7 +96,7 @@ export function createConsultationAgentContext(context: ConsultationAgentContext
 }
 
 export function createConsultationTools(ctx: ConsultationAgentContext) {
-  let calculation: Promise<ReturnType<typeof toAgentConsultationContext>> | null = null;
+  let calculation: Promise<ReturnType<typeof toModelOutput>> | null = null;
   const consultationTool = createTool({
     id: "run-jyotish-consultation",
     description: "Calculate one server-verified personal Jyotish consultation. Birth data is bound by the server and is never accepted from the model.",
@@ -131,14 +132,15 @@ export function createConsultationTools(ctx: ConsultationAgentContext) {
             missingLayers: receipt.missingLayers === "none" ? [] : receipt.missingLayers.split(",").map((item) => item.trim()).filter(Boolean),
           };
           ctx.state.techniqueTruth = receipt.techniqueTruth;
-          ctx.state.consultationToolCompleted = true;
           ctx.state.consultationToolDurationMs = Date.now() - startedAt;
-          appendConsultationRuntimeStep(ctx.state, { kind: "tool", name: "run-jyotish-consultation", status: "completed", durationMs: ctx.state.consultationToolDurationMs });
           await context.writer?.custom({
             type: "data-jyotish-activity",
             data: { phase: "evidence-validation", label: "正在核对可用证据" },
           });
-          return toAgentConsultationContext(guarded);
+          const modelOutput = toModelOutput(toAgentConsultationContext(guarded), plan);
+          ctx.state.consultationToolCompleted = true;
+          appendConsultationRuntimeStep(ctx.state, { kind: "tool", name: "run-jyotish-consultation", status: "completed", durationMs: ctx.state.consultationToolDurationMs });
+          return modelOutput;
         } catch (error) {
           ctx.state.consultationToolDurationMs = Date.now() - startedAt;
           appendConsultationRuntimeStep(ctx.state, { kind: "tool", name: "run-jyotish-consultation", status: "failed", durationMs: ctx.state.consultationToolDurationMs });
diff --git a/frontend/src/mastra/consultation-workflow.ts b/frontend/src/mastra/consultation-workflow.ts
index 59ebc93f..5a90ab48 100644
--- a/frontend/src/mastra/consultation-workflow.ts
+++ b/frontend/src/mastra/consultation-workflow.ts
@@ -1,4 +1,5 @@
 import { z } from "zod";
+import { consultationEvidenceCategoryValues, type ConsultationPlan } from "../lib/consultation-plan.ts";
 import { consultationThemeValues, projectConsultationWorkflowRequest } from "../lib/consultation-workflow-request.ts";
 
 export const consultationInputSchema = z.object({
@@ -84,6 +85,120 @@ export function consultationWorkflowReceipt(data: JsonRecord) {
   };
 }
 
+type ModelOutputValue = string | number | boolean | null | ModelOutputValue[] | { [key: string]: ModelOutputValue };
+
+const modelOutputBlockedKeys = /^(birth(?:_|[A-Z]|$)|reportedBirthTime|activeBirthTime|selectedTime|toolInput|userId|sessionId|requestId|password|token|secret|cookie|authorization|raw_payload|private_payload)$/i;
+
+const modelOutputEvidenceSchema = z.unknown();
+
+export const consultationEvidencePacketSchema = z.object({
+  packet_version: z.literal("consultation-evidence-packet-v2"),
+  question: z.string().optional(),
+  route: z.string(),
+  status: z.enum(["ready", "degraded", "blocked"]),
+  evidence_contract: z.object({
+    available_layers: modelOutputEvidenceSchema.optional(),
+    missing_route_layers: modelOutputEvidenceSchema.optional(),
+    hard_blockers: modelOutputEvidenceSchema.optional(),
+    answer_policy: modelOutputEvidenceSchema.optional(),
+    user_facing_limitation: modelOutputEvidenceSchema.optional(),
+  }),
+  claim_cards: z.array(z.object({
+    category: z.enum(consultationEvidenceCategoryValues),
+    source: z.literal("server_chart").or(z.literal("server_workflow")),
+    evidence: modelOutputEvidenceSchema,
+  })),
+  rectification: z.object({ boundary: z.string() }),
+}).strict();
+
+export type ConsultationEvidencePacket = z.infer<typeof consultationEvidencePacketSchema>;
+
+function compactModelOutput(value: unknown, depth = 0): ModelOutputValue | undefined {
+  if (value === undefined || depth > 3) return undefined;
+  if (value === null || typeof value === "boolean" || typeof value === "number") return value;
+  if (typeof value === "string") return value.length > 800 ? `${value.slice(0, 797)}...` : value;
+  if (Array.isArray(value)) {
+    return value.slice(0, 24).map((item) => compactModelOutput(item, depth + 1)).filter((item): item is ModelOutputValue => item !== undefined);
+  }
+  if (typeof value !== "object") return undefined;
+  const output: { [key: string]: ModelOutputValue } = {};
+  for (const [key, item] of Object.entries(value)) {
+    if (modelOutputBlockedKeys.test(key)) continue;
+    const compacted = compactModelOutput(item, depth + 1);
+    if (compacted !== undefined) output[key] = compacted;
+    if (Object.keys(output).length >= 24) break;
+  }
+  return output;
+}
+
+function hasModelOutputEvidence(value: unknown) {
+  return value !== undefined && value !== null && (typeof value !== "object" || Object.keys(value as object).length > 0);
+}
+
+/**
+ * Keep the complete workflow context for application/audit use, but expose only
+ * bounded, server-selected evidence to the model. This is not a claim generator:
+ * every card is a projection of an existing server result.
+ */
+export function toModelOutput(context: ReturnType<typeof toAgentConsultationContext>, plan?: ConsultationPlan): ConsultationEvidencePacket {
+  const contract = context.evidence_contract;
+  const requiredCategories = new Set(plan?.requiredEvidenceCategories ?? consultationEvidenceCategoryValues);
+  const cards = [
+    {
+      category: "natal_foundation" as const,
+      source: "server_chart" as const,
+      evidence: compactModelOutput({
+        ascendant: context.chart.ascendant,
+        planets: context.chart.planets,
+        houses: context.chart.houses,
+        shadbala: context.chart.shadbala,
+        ashtakavarga: context.chart.ashtakavarga,
+      }),
+    },
+    {
+      category: "domain" as const,
+      source: "server_workflow" as const,
+      evidence: compactModelOutput(context.thematic_evidence),
+    },
+    {
+      category: "timing" as const,
+      source: "server_workflow" as const,
+      evidence: compactModelOutput({
+        dasha: context.chart.dasha,
+        dasha_boundaries: context.local_layers.dasha_boundaries,
+        narayana_dasha: context.local_layers.narayana_dasha,
+      }),
+    },
+    {
+      category: "validation" as const,
+      source: "server_workflow" as const,
+      evidence: compactModelOutput({
+        technique_truth: contract.technique_truth,
+        reference_transparency: context.reference_transparency,
+        shadbala_boundary: context.local_layers.shadbala_boundary,
+      }),
+    },
+  ]
+    .filter((card) => requiredCategories.has(card.category))
+    .filter((card) => hasModelOutputEvidence(card.evidence));
+
+  return consultationEvidencePacketSchema.parse({
+    packet_version: "consultation-evidence-packet-v2",
+    question: context.question,
+    route: contract.route,
+    status: contract.core_status,
+    evidence_contract: {
+      available_layers: compactModelOutput(contract.available_layers),
+      missing_route_layers: compactModelOutput(contract.missing_route_layers),
+      hard_blockers: compactModelOutput(contract.hard_blockers),
+      answer_policy: compactModelOutput(contract.answer_policy),
+      user_facing_limitation: compactModelOutput(contract.user_facing_limitation),
+    },
+    claim_cards: cards,
+    rectification: { boundary: context.rectification.boundary },
+  });
+}
+
 export function toAgentConsultationContext(data: JsonRecord) {
   const chart = record(data.chart);
   const modules = record(chart.modules);
diff --git a/frontend/src/mastra/index.ts b/frontend/src/mastra/index.ts
index eb90fc28..edcebe90 100644
--- a/frontend/src/mastra/index.ts
+++ b/frontend/src/mastra/index.ts
@@ -9,7 +9,7 @@ import {
   resolveSkillPackageRuntimePath,
 } from "../lib/skill-package-registry.ts";
 
-export { consultationInputSchema, consultationWorkflowReceipt, consultationWorkflowResponseSchema, runConsultationWorkflow, toAgentConsultationContext } from "./consultation-workflow.ts";
+export { consultationInputSchema, consultationWorkflowReceipt, consultationWorkflowResponseSchema, runConsultationWorkflow, toAgentConsultationContext, toModelOutput } from "./consultation-workflow.ts";
 export type { ConsultationInput } from "./consultation-workflow.ts";
 
 const jyotishSkillPackage = resolveActiveSkillPackage("jyotish-vedic-astrology");
diff --git a/frontend/tests/consultation-context.test.ts b/frontend/tests/consultation-context.test.ts
index 76693879..acd037b2 100644
--- a/frontend/tests/consultation-context.test.ts
+++ b/frontend/tests/consultation-context.test.ts
@@ -1,6 +1,9 @@
 import assert from "node:assert/strict";
 import { readFileSync } from "node:fs";
 import test from "node:test";
+import { createConsultationPlan } from "../src/lib/consultation-plan.ts";
+import { toAgentConsultationContext, toModelOutput } from "../src/mastra/consultation-workflow.ts";
+
 
 test("passes transparent public-case references into the agent context", () => {
   const workflowSource = readFileSync(new URL("../src/mastra/consultation-workflow.ts", import.meta.url), "utf8");
@@ -49,3 +52,51 @@ test("keeps strength, Ashtakavarga, and timing evidence available to the answer
   assert.match(workflowSource, /numerical_parity: record\(data\.external_parity_gate\)/);
   assert.match(workflowSource, /real_case_calibration: record\(data\.real_case_calibration\)/);
 });
+
+test("projects only bounded server-selected evidence to the model", () => {
+  const context = toAgentConsultationContext({
+    success: true,
+    question: "事业如何",
+    chart: {
+      birth: { date: "1990-01-02", time: "03:04", latitude: 25.03, longitude: 121.56 },
+      ascendant: { sign: "Leo", degree: 12.5 },
+      planets: [{ name: "Sun", sign: "Capricorn", degree: 4.2 }],
+      houses: { first: { sign: "Leo" } },
+      dasha: { current: "Mars", next: "Rahu" },
+      modules: {
+        shadbala: { total: 412 },
+        ashtakavarga: { total: 28 },
+        dasha_boundaries: { next: "2027-03" },
+        narayana_dasha: { current: "Aries" },
+      },
+    },
+    routing: { primary_theme: "career" },
+    thematic_report: { themes: { career: { outlook: "steady", source: "server" } } },
+    consumer_context: {
+      route: "career", core_status: "ready", available_layers: ["natal", "timing"],
+      missing_route_layers: [], hard_blockers: [],
+      technique_truth: { status: "verified" },
+      answer_policy: { can_answer_direction: true, can_answer_precise_timing: false },
+      user_facing_limitation: "精确月份暂不可用",
+    },
+    reference_transparency: { similar_public_cases: { status: "public_context_only" } },
+    rectification: { summary: "none" },
+  });
+  const output = toModelOutput(context);
+  const careerPlan = createConsultationPlan({ userIntent: "事业如何", theme: "career" });
+  const careerOutput = toModelOutput(context, careerPlan);
+  const serialized = JSON.stringify(output);
+
+  assert.equal(output.packet_version, "consultation-evidence-packet-v2");
+  assert.equal("birth" in output, false);
+  assert.equal(serialized.includes("1990-01-02"), false);
+  assert.equal(serialized.includes("03:04"), false);
+  assert.equal(serialized.includes("25.03"), false);
+  assert.equal(serialized.includes("121.56"), false);
+  const answerPolicy = output.evidence_contract.answer_policy as Record<string, unknown>;
+  assert.equal(answerPolicy.can_answer_precise_timing, false);
+  assert.deepEqual(output.claim_cards.map((card) => card.category), ["natal_foundation", "domain", "timing", "validation"]);
+  assert.deepEqual(careerOutput.claim_cards.map((card) => card.category), ["natal_foundation", "domain"]);
+  assert.equal(JSON.stringify(careerOutput).includes('"dasha"'), false);
+  assert.equal(serialized.includes("consultation-evidence-packet-v2"), true);
+});
diff --git a/frontend/tests/consultation-workflow-contract.test.ts b/frontend/tests/consultation-workflow-contract.test.ts
index b68828ea..ab5cf0c3 100644
--- a/frontend/tests/consultation-workflow-contract.test.ts
+++ b/frontend/tests/consultation-workflow-contract.test.ts
@@ -19,6 +19,10 @@ test("consultation plans are server-owned and bounded", () => {
   assert.match(plan, /requiredEvidenceCategories/);
   assert.match(plan, /createConsultationPlan/);
   assert.match(tools, /createConsultationPlan\(\{ userIntent: input\.question, theme: input\.theme \}\)/);
+  assert.match(workflow, /packet_version: "consultation-evidence-packet-v2"/);
+  assert.match(workflow, /claim_cards/);
+  assert.match(tools, /toModelOutput\(toAgentConsultationContext\(guarded\), plan\)/);
+  assert.match(tools, /const modelOutput = toModelOutput[\s\S]*ctx\.state\.consultationToolCompleted = true/);
   assert.doesNotMatch(plan, /birth|latitude|longitude|engine|script/i);
 });