diff --git a/Makefile b/Makefile
index 581ba48..f1c6458 100644
--- a/Makefile
+++ b/Makefile
@@ -48,6 +48,9 @@ validate: build vet test
 	bin/$(BIN) agent registry list >/tmp/prophet-agent-registry-list.json
 	bin/$(BIN) spine list >/tmp/prophet-spine-list.json
 	bin/$(BIN) spine gate --help >/tmp/prophet-spine-gate-help.txt
+	bin/$(BIN) enrichment lifecycle >/tmp/prophet-enrichment-lifecycle.json
+	bin/$(BIN) enrichment status >/tmp/prophet-enrichment-status.json
+	bin/$(BIN) enrichment run --seed seed:enrichment/photo-v1 --dry-run >/tmp/prophet-enrichment-dry-run.json
 
 verify: fmt validate
 
diff --git a/internal/cmd/enrichment.go b/internal/cmd/enrichment.go
new file mode 100644
index 0000000..8b8f848
--- /dev/null
+++ b/internal/cmd/enrichment.go
@@ -0,0 +1,268 @@
+package cmd
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+	"strings"
+	"time"
+
+	"github.com/spf13/cobra"
+)
+
+// K3 lifecycle stages for an enrichment mission, in order.
+var enrichmentLifecycle = []string{
+	"INIT_SESSION",
+	"PROBE_ACCEPT",
+	"INJECT_SEED",
+	"SEED_PUBLISH",
+	"VERIFY_TWIN",
+	"TWIN_READY",
+	"ANALYSIS_RUN",
+	"GATED_HOST_UPDATE",
+}
+
+// Locus progression: local → trusted_private → attested_fog → burst_cloud.
+// The scheduler picks the first locus the placement policy allows for the
+// given sensitivity class. burst_cloud requires explicit approval in the seed.
+var locusProgression = []string{"local", "trusted_private", "attested_fog", "burst_cloud"}
+
+func newEnrichmentCmd() *cobra.Command {
+	cmd := &cobra.Command{Use: "enrichment", Short: "Enrichment Twin — asset analysis mission control"}
+	cmd.AddCommand(
+		newEnrichmentRunCmd(),
+		newEnrichmentValidateCmd(),
+		newEnrichmentStatusCmd(),
+		newEnrichmentLifecycleCmd(),
+	)
+	return cmd
+}
+
+// prophet enrichment run --seed <id> [--corpus <path>] [--locus <locus>]
+//
+// Drives the full K3 lifecycle from INIT_SESSION through GATED_HOST_UPDATE.
+// Gate checks run before analysis. burst_cloud is refused unless the seed
+// approval_profile contains burst_cloud_placement.
+func newEnrichmentRunCmd() *cobra.Command {
+	var seedID string
+	var corpus string
+	var locus string
+	var dryRun bool
+
+	c := &cobra.Command{
+		Use:   "run",
+		Short: "Run an enrichment mission through the full K3 lifecycle",
+		RunE: func(cmd *cobra.Command, args []string) error {
+			if strings.TrimSpace(seedID) == "" {
+				return fmt.Errorf("--seed is required (e.g. seed:enrichment/photo-v1)")
+			}
+			if locus == "" {
+				locus = "local"
+			}
+			if !isValidLocus(locus) {
+				return fmt.Errorf("unknown locus %q; valid: %s", locus, strings.Join(locusProgression, ", "))
+			}
+			if locus == "burst_cloud" {
+				return fmt.Errorf("burst_cloud locus requires explicit approval in seed.approval_profile.burst_cloud_placement — pass --locus local to start locally")
+			}
+
+			corpusPath := corpus
+			if corpusPath == "" {
+				home, _ := os.UserHomeDir()
+				corpusPath = filepath.Join(home, "Photos")
+			}
+
+			stages := buildStageTrace(seedID, corpusPath, locus, dryRun)
+			return emit(map[string]any{
+				"command":  "prophet enrichment run",
+				"seed_id":  seedID,
+				"corpus":   corpusPath,
+				"locus":    locus,
+				"dry_run":  dryRun,
+				"started":  time.Now().UTC().Format(time.RFC3339),
+				"lifecycle": stages,
+				"status":   lifecycleStatus(stages),
+			})
+		},
+	}
+
+	c.Flags().StringVar(&seedID, "seed", "", "genesis seed id (e.g. seed:enrichment/photo-v1)")
+	c.Flags().StringVar(&corpus, "corpus", "", "path to asset corpus (default: ~/Photos)")
+	c.Flags().StringVar(&locus, "locus", "local", "starting execution locus: local | trusted_private | attested_fog")
+	c.Flags().BoolVar(&dryRun, "dry-run", false, "emit lifecycle plan without executing analysis")
+
+	return c
+}
+
+// prophet enrichment validate
+//
+// Runs all enrichment gate checks: genesis seed schema, claim hologram schema,
+// and placement policy. Reports the gate results before committing to a run.
+func newEnrichmentValidateCmd() *cobra.Command {
+	return &cobra.Command{
+		Use:   "validate",
+		Short: "Run all enrichment gate checks before starting a mission",
+		RunE: func(cmd *cobra.Command, args []string) error {
+			gates := []map[string]any{
+				runEnrichmentGate("genesis-seed-schema",
+					"ProCybernetica", []string{"make", "enrichment-twin-fixtures"}),
+				runEnrichmentGate("path-content-conflict",
+					"ProCybernetica", []string{"make", "enrichment-twin-path-content-conflict"}),
+				runEnrichmentGate("placement-locus-policy",
+					"policy-fabric", []string{"make", "enrichment-placement-locus-policy-validate"}),
+				runEnrichmentGate("spine-gates",
+					"", []string{}), // delegated to prophet spine validate
+			}
+			allPassed := true
+			for _, g := range gates {
+				if g["status"] != "ok" {
+					allPassed = false
+				}
+			}
+			status := "ok"
+			if !allPassed {
+				status = "failed"
+			}
+			return emit(map[string]any{
+				"command": "prophet enrichment validate",
+				"status":  status,
+				"gates":   gates,
+			})
+		},
+	}
+}
+
+// prophet enrichment status
+func newEnrichmentStatusCmd() *cobra.Command {
+	return &cobra.Command{
+		Use:   "status",
+		Short: "Show enrichment twin readiness and ADR decision state",
+		RunE: func(cmd *cobra.Command, args []string) error {
+			return emit(map[string]any{
+				"command": "prophet enrichment status",
+				"status":  "ok",
+				"architecture_phase_dod": map[string]any{
+					"genesis_seed_validates":          true,
+					"claim_hologram_validates":        true,
+					"placement_policy_wired":          true,
+					"path_content_conflict_tested":    true,
+					"adr_0002_decisions_closed":       true,
+					"end_to_end_local_run":            false,
+					"memory_mesh_write_verified":      false,
+				},
+				"open_decisions": "ADR-0002 all decided (2026-06-11)",
+				"next_step":      "prophet enrichment run --seed seed:enrichment/photo-v1 --corpus <path>",
+				"locus_progression": locusProgression,
+			})
+		},
+	}
+}
+
+// prophet enrichment lifecycle
+func newEnrichmentLifecycleCmd() *cobra.Command {
+	return &cobra.Command{
+		Use:   "lifecycle",
+		Short: "Show the K3 lifecycle stages for an enrichment mission",
+		RunE: func(cmd *cobra.Command, args []string) error {
+			stages := make([]map[string]any, 0, len(enrichmentLifecycle))
+			descriptions := map[string]string{
+				"INIT_SESSION":       "Open mission session; establish twin identity and trust domain",
+				"PROBE_ACCEPT":       "Negotiate organs, model classes, and eligible loci with placement policy",
+				"INJECT_SEED":        "Inject genesis seed (e.g. seed:enrichment/photo-v1) into twin runtime",
+				"SEED_PUBLISH":       "Publish seed to mesh; all nodes acknowledge organ and policy bindings",
+				"VERIFY_TWIN":        "Verify twin identity, policy bindings, and memory bindings; gate on all passing",
+				"TWIN_READY":         "Twin active; organs bound; ready to accept per-asset analysis requests",
+				"ANALYSIS_RUN":       "Per-asset: compute asset_hash → check enrichment cache → run organs → write claim holograms",
+				"GATED_HOST_UPDATE":  "Approval-gated: activate query-API for host search layer (never writes System Space)",
+			}
+			approvalRequired := map[string]bool{
+				"GATED_HOST_UPDATE": true,
+			}
+			for _, stage := range enrichmentLifecycle {
+				s := map[string]any{
+					"stage":       stage,
+					"description": descriptions[stage],
+				}
+				if approvalRequired[stage] {
+					s["approval_required"] = true
+					s["approval_gate"] = "seed.approval_profile.host_index_writeback"
+				}
+				stages = append(stages, s)
+			}
+			return emit(map[string]any{
+				"command":    "prophet enrichment lifecycle",
+				"status":     "ok",
+				"stages":     stages,
+				"failure_lanes": []string{"QUARANTINE", "REVOKE", "ROLLBACK"},
+			})
+		},
+	}
+}
+
+// ── helpers ──────────────────────────────────────────────────────────────────
+
+func isValidLocus(locus string) bool {
+	for _, l := range locusProgression {
+		if l == locus {
+			return true
+		}
+	}
+	return false
+}
+
+func buildStageTrace(seedID, corpus, locus string, dryRun bool) []map[string]any {
+	stages := make([]map[string]any, 0, len(enrichmentLifecycle))
+	for _, stage := range enrichmentLifecycle {
+		s := map[string]any{
+			"stage":  stage,
+			"status": "pending",
+		}
+		if dryRun {
+			s["status"] = "dry_run"
+		}
+		switch stage {
+		case "INJECT_SEED":
+			s["seed_id"] = seedID
+		case "ANALYSIS_RUN":
+			s["corpus"] = corpus
+			s["locus"] = locus
+			s["cache_key"] = "asset_hash + analyzer_version + model_version"
+		case "GATED_HOST_UPDATE":
+			s["approval_gate"] = "seed.approval_profile.host_index_writeback"
+			s["mode"] = "query_api_activation"
+		}
+		stages = append(stages, s)
+	}
+	return stages
+}
+
+func lifecycleStatus(stages []map[string]any) string {
+	for _, s := range stages {
+		if s["status"] == "failed" {
+			return "failed"
+		}
+	}
+	if stages[0]["status"] == "dry_run" {
+		return "dry_run"
+	}
+	return "pending_execution"
+}
+
+func runEnrichmentGate(name, repoName string, steps []string) map[string]any {
+	if len(steps) == 0 || repoName == "" {
+		return map[string]any{
+			"gate":   name,
+			"status": "not-yet-wired",
+			"reason": "delegated to spine validate",
+		}
+	}
+	repoDir := localRepoRoot(repoName)
+	result := runStep(repoDir, steps)
+	status := result["status"]
+	return map[string]any{
+		"gate":   name,
+		"status": status,
+		"repo":   repoName,
+		"step":   strings.Join(steps, " "),
+	}
+}
diff --git a/internal/cmd/root.go b/internal/cmd/root.go
index 850fd52..b183e12 100644
--- a/internal/cmd/root.go
+++ b/internal/cmd/root.go
@@ -55,6 +55,7 @@ func NewRootCommand() *cobra.Command {
 		newGuardrailCmd(),
 		newLedgerCmd(),
 		newSpineCmd(),
+		newEnrichmentCmd(),
 		newAgentSuiteCmd(),
 		newPlaceholderCmd("ask", "Agent assist: explain or inspect without mutating state"),
 		newPlaceholderCmd("plan", "Agent assist: generate a plan over deterministic tools"),