diff --git a/src/php/Controllers/Api/IssueController.php b/src/php/Controllers/Api/IssueController.php
new file mode 100644
index 0000000..a11516d
--- /dev/null
+++ b/src/php/Controllers/Api/IssueController.php
@@ -0,0 +1,47 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Core\Mod\Agentic\Controllers\Api;
+
+use Core\Front\Controller;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+class IssueController extends Controller
+{
+    public function index(Request $request): JsonResponse
+    {
+        return response()->json(['data' => [], 'total' => 0]);
+    }
+
+    public function show(Request $request, string $slug): JsonResponse
+    {
+        return response()->json(['data' => null], 404);
+    }
+
+    public function store(Request $request): JsonResponse
+    {
+        return response()->json(['data' => null], 501);
+    }
+
+    public function update(Request $request, string $slug): JsonResponse
+    {
+        return response()->json(['data' => null], 501);
+    }
+
+    public function destroy(Request $request, string $slug): JsonResponse
+    {
+        return response()->json(['data' => null], 501);
+    }
+
+    public function comments(Request $request, string $slug): JsonResponse
+    {
+        return response()->json(['data' => [], 'total' => 0]);
+    }
+
+    public function addComment(Request $request, string $slug): JsonResponse
+    {
+        return response()->json(['data' => null], 501);
+    }
+}
diff --git a/src/php/Controllers/Api/SprintController.php b/src/php/Controllers/Api/SprintController.php
new file mode 100644
index 0000000..052d694
--- /dev/null
+++ b/src/php/Controllers/Api/SprintController.php
@@ -0,0 +1,37 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Core\Mod\Agentic\Controllers\Api;
+
+use Core\Front\Controller;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+class SprintController extends Controller
+{
+    public function index(Request $request): JsonResponse
+    {
+        return response()->json(['data' => [], 'total' => 0]);
+    }
+
+    public function show(Request $request, string $slug): JsonResponse
+    {
+        return response()->json(['data' => null], 404);
+    }
+
+    public function store(Request $request): JsonResponse
+    {
+        return response()->json(['data' => null], 501);
+    }
+
+    public function update(Request $request, string $slug): JsonResponse
+    {
+        return response()->json(['data' => null], 501);
+    }
+
+    public function destroy(Request $request, string $slug): JsonResponse
+    {
+        return response()->json(['data' => null], 501);
+    }
+}
diff --git a/src/php/Migrations/0001_01_01_000011_create_issue_tracker_tables.php b/src/php/Migrations/0001_01_01_000011_create_issue_tracker_tables.php
new file mode 100644
index 0000000..addbb02
--- /dev/null
+++ b/src/php/Migrations/0001_01_01_000011_create_issue_tracker_tables.php
@@ -0,0 +1,94 @@
+<?php
+
+declare(strict_types=1);
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Create issues, sprints, and issue_comments tables.
+     *
+     * Guarded with hasTable() so this migration is idempotent and
+     * can coexist with the consolidated app-level migration.
+     */
+    public function up(): void
+    {
+        Schema::disableForeignKeyConstraints();
+
+        if (! Schema::hasTable('sprints')) {
+            Schema::create('sprints', function (Blueprint $table) {
+                $table->id();
+                $table->foreignId('workspace_id')->nullable()->constrained()->nullOnDelete();
+                $table->string('slug')->unique();
+                $table->string('title');
+                $table->text('description')->nullable();
+                $table->text('goal')->nullable();
+                $table->string('status', 32)->default('planning');
+                $table->json('metadata')->nullable();
+                $table->timestamp('started_at')->nullable();
+                $table->timestamp('ended_at')->nullable();
+                $table->timestamp('archived_at')->nullable();
+                $table->softDeletes();
+                $table->timestamps();
+
+                $table->index(['workspace_id', 'status']);
+            });
+        }
+
+        if (! Schema::hasTable('issues')) {
+            Schema::create('issues', function (Blueprint $table) {
+                $table->id();
+                $table->foreignId('workspace_id')->nullable()->constrained()->nullOnDelete();
+                $table->foreignId('sprint_id')->nullable()->constrained('sprints')->nullOnDelete();
+                $table->string('slug')->unique();
+                $table->string('title');
+                $table->text('description')->nullable();
+                $table->string('type', 32)->default('task');
+                $table->string('status', 32)->default('open');
+                $table->string('priority', 32)->default('normal');
+                $table->json('labels')->nullable();
+                $table->string('assignee')->nullable();
+                $table->string('reporter')->nullable();
+                $table->json('metadata')->nullable();
+                $table->timestamp('closed_at')->nullable();
+                $table->timestamp('archived_at')->nullable();
+                $table->softDeletes();
+                $table->timestamps();
+
+                $table->index(['workspace_id', 'status']);
+                $table->index(['workspace_id', 'sprint_id']);
+                $table->index(['workspace_id', 'priority']);
+                $table->index(['workspace_id', 'type']);
+            });
+        }
+
+        if (! Schema::hasTable('issue_comments')) {
+            Schema::create('issue_comments', function (Blueprint $table) {
+                $table->id();
+                $table->foreignId('issue_id')->constrained('issues')->cascadeOnDelete();
+                $table->string('author');
+                $table->text('body');
+                $table->json('metadata')->nullable();
+                $table->timestamps();
+
+                $table->index('issue_id');
+            });
+        }
+
+        Schema::enableForeignKeyConstraints();
+    }
+
+    public function down(): void
+    {
+        Schema::disableForeignKeyConstraints();
+
+        Schema::dropIfExists('issue_comments');
+        Schema::dropIfExists('issues');
+        Schema::dropIfExists('sprints');
+
+        Schema::enableForeignKeyConstraints();
+    }
+};
diff --git a/src/php/Models/Issue.php b/src/php/Models/Issue.php
new file mode 100644
index 0000000..ddfb02d
--- /dev/null
+++ b/src/php/Models/Issue.php
@@ -0,0 +1,271 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Core\Mod\Agentic\Models;
+
+use Core\Tenant\Concerns\BelongsToWorkspace;
+use Core\Tenant\Models\Workspace;
+use Illuminate\Database\Eloquent\Builder;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+use Illuminate\Database\Eloquent\SoftDeletes;
+use Illuminate\Support\Str;
+use Spatie\Activitylog\LogOptions;
+use Spatie\Activitylog\Traits\LogsActivity;
+
+/**
+ * Issue — tracks bugs, features, tasks, and improvements.
+ *
+ * @property int $id
+ * @property int|null $workspace_id
+ * @property int|null $sprint_id
+ * @property string $slug
+ * @property string $title
+ * @property string|null $description
+ * @property string $type
+ * @property string $status
+ * @property string $priority
+ * @property array|null $labels
+ * @property string|null $assignee
+ * @property string|null $reporter
+ * @property array|null $metadata
+ * @property \Carbon\Carbon|null $closed_at
+ * @property \Carbon\Carbon|null $archived_at
+ * @property \Carbon\Carbon|null $deleted_at
+ * @property \Carbon\Carbon|null $created_at
+ * @property \Carbon\Carbon|null $updated_at
+ */
+class Issue extends Model
+{
+    use BelongsToWorkspace;
+    use LogsActivity;
+    use SoftDeletes;
+
+    protected $fillable = [
+        'workspace_id',
+        'sprint_id',
+        'slug',
+        'title',
+        'description',
+        'type',
+        'status',
+        'priority',
+        'labels',
+        'assignee',
+        'reporter',
+        'metadata',
+        'closed_at',
+        'archived_at',
+    ];
+
+    protected $casts = [
+        'labels' => 'array',
+        'metadata' => 'array',
+        'closed_at' => 'datetime',
+        'archived_at' => 'datetime',
+    ];
+
+    // Status constants
+    public const STATUS_OPEN = 'open';
+
+    public const STATUS_IN_PROGRESS = 'in_progress';
+
+    public const STATUS_REVIEW = 'review';
+
+    public const STATUS_CLOSED = 'closed';
+
+    // Type constants
+    public const TYPE_BUG = 'bug';
+
+    public const TYPE_FEATURE = 'feature';
+
+    public const TYPE_TASK = 'task';
+
+    public const TYPE_IMPROVEMENT = 'improvement';
+
+    // Priority constants
+    public const PRIORITY_LOW = 'low';
+
+    public const PRIORITY_NORMAL = 'normal';
+
+    public const PRIORITY_HIGH = 'high';
+
+    public const PRIORITY_URGENT = 'urgent';
+
+    // Relationships
+
+    public function workspace(): BelongsTo
+    {
+        return $this->belongsTo(Workspace::class);
+    }
+
+    public function sprint(): BelongsTo
+    {
+        return $this->belongsTo(Sprint::class);
+    }
+
+    public function comments(): HasMany
+    {
+        return $this->hasMany(IssueComment::class)->orderBy('created_at');
+    }
+
+    // Scopes
+
+    public function scopeOpen(Builder $query): Builder
+    {
+        return $query->where('status', self::STATUS_OPEN);
+    }
+
+    public function scopeInProgress(Builder $query): Builder
+    {
+        return $query->where('status', self::STATUS_IN_PROGRESS);
+    }
+
+    public function scopeClosed(Builder $query): Builder
+    {
+        return $query->where('status', self::STATUS_CLOSED);
+    }
+
+    public function scopeNotClosed(Builder $query): Builder
+    {
+        return $query->where('status', '!=', self::STATUS_CLOSED);
+    }
+
+    public function scopeOfType(Builder $query, string $type): Builder
+    {
+        return $query->where('type', $type);
+    }
+
+    public function scopeOfPriority(Builder $query, string $priority): Builder
+    {
+        return $query->where('priority', $priority);
+    }
+
+    public function scopeForSprint(Builder $query, int $sprintId): Builder
+    {
+        return $query->where('sprint_id', $sprintId);
+    }
+
+    public function scopeWithLabel(Builder $query, string $label): Builder
+    {
+        return $query->whereJsonContains('labels', $label);
+    }
+
+    /**
+     * Order by priority using CASE statement with whitelisted values.
+     */
+    public function scopeOrderByPriority(Builder $query, string $direction = 'asc'): Builder
+    {
+        return $query->orderByRaw('CASE priority
+            WHEN ? THEN 1
+            WHEN ? THEN 2
+            WHEN ? THEN 3
+            WHEN ? THEN 4
+            ELSE 5
+        END '.($direction === 'desc' ? 'DESC' : 'ASC'), [self::PRIORITY_URGENT, self::PRIORITY_HIGH, self::PRIORITY_NORMAL, self::PRIORITY_LOW]);
+    }
+
+    // Helpers
+
+    public static function generateSlug(string $title): string
+    {
+        $baseSlug = Str::slug($title);
+        $slug = $baseSlug;
+        $count = 1;
+
+        while (static::where('slug', $slug)->exists()) {
+            $slug = "{$baseSlug}-{$count}";
+            $count++;
+        }
+
+        return $slug;
+    }
+
+    public function close(): self
+    {
+        $this->update([
+            'status' => self::STATUS_CLOSED,
+            'closed_at' => now(),
+        ]);
+
+        return $this;
+    }
+
+    public function reopen(): self
+    {
+        $this->update([
+            'status' => self::STATUS_OPEN,
+            'closed_at' => null,
+        ]);
+
+        return $this;
+    }
+
+    public function archive(?string $reason = null): self
+    {
+        $metadata = $this->metadata ?? [];
+        if ($reason) {
+            $metadata['archive_reason'] = $reason;
+        }
+
+        $this->update([
+            'status' => self::STATUS_CLOSED,
+            'closed_at' => $this->closed_at ?? now(),
+            'archived_at' => now(),
+            'metadata' => $metadata,
+        ]);
+
+        return $this;
+    }
+
+    public function addLabel(string $label): self
+    {
+        $labels = $this->labels ?? [];
+        if (! in_array($label, $labels, true)) {
+            $labels[] = $label;
+            $this->update(['labels' => $labels]);
+        }
+
+        return $this;
+    }
+
+    public function removeLabel(string $label): self
+    {
+        $labels = $this->labels ?? [];
+        $labels = array_values(array_filter($labels, fn (string $l) => $l !== $label));
+        $this->update(['labels' => $labels]);
+
+        return $this;
+    }
+
+    public function toMcpContext(): array
+    {
+        return [
+            'slug' => $this->slug,
+            'title' => $this->title,
+            'description' => $this->description,
+            'type' => $this->type,
+            'status' => $this->status,
+            'priority' => $this->priority,
+            'labels' => $this->labels ?? [],
+            'assignee' => $this->assignee,
+            'reporter' => $this->reporter,
+            'sprint' => $this->sprint?->slug,
+            'comments_count' => $this->comments()->count(),
+            'metadata' => $this->metadata,
+            'closed_at' => $this->closed_at?->toIso8601String(),
+            'created_at' => $this->created_at?->toIso8601String(),
+            'updated_at' => $this->updated_at?->toIso8601String(),
+        ];
+    }
+
+    public function getActivitylogOptions(): LogOptions
+    {
+        return LogOptions::defaults()
+            ->logOnly(['title', 'status', 'priority', 'assignee', 'sprint_id'])
+            ->logOnlyDirty()
+            ->dontSubmitEmptyLogs();
+    }
+}
diff --git a/src/php/Models/IssueComment.php b/src/php/Models/IssueComment.php
new file mode 100644
index 0000000..ed498c2
--- /dev/null
+++ b/src/php/Models/IssueComment.php
@@ -0,0 +1,51 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Core\Mod\Agentic\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+/**
+ * IssueComment — a comment on an issue.
+ *
+ * @property int $id
+ * @property int $issue_id
+ * @property string $author
+ * @property string $body
+ * @property array|null $metadata
+ * @property \Carbon\Carbon|null $created_at
+ * @property \Carbon\Carbon|null $updated_at
+ */
+class IssueComment extends Model
+{
+    protected $table = 'issue_comments';
+
+    protected $fillable = [
+        'issue_id',
+        'author',
+        'body',
+        'metadata',
+    ];
+
+    protected $casts = [
+        'metadata' => 'array',
+    ];
+
+    public function issue(): BelongsTo
+    {
+        return $this->belongsTo(Issue::class);
+    }
+
+    public function toMcpContext(): array
+    {
+        return [
+            'id' => $this->id,
+            'author' => $this->author,
+            'body' => $this->body,
+            'metadata' => $this->metadata,
+            'created_at' => $this->created_at?->toIso8601String(),
+        ];
+    }
+}
diff --git a/src/php/Models/Sprint.php b/src/php/Models/Sprint.php
new file mode 100644
index 0000000..f8a5213
--- /dev/null
+++ b/src/php/Models/Sprint.php
@@ -0,0 +1,191 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Core\Mod\Agentic\Models;
+
+use Core\Tenant\Concerns\BelongsToWorkspace;
+use Core\Tenant\Models\Workspace;
+use Illuminate\Database\Eloquent\Builder;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+use Illuminate\Database\Eloquent\SoftDeletes;
+use Illuminate\Support\Str;
+use Spatie\Activitylog\LogOptions;
+use Spatie\Activitylog\Traits\LogsActivity;
+
+/**
+ * Sprint — groups issues into time-boxed iterations.
+ *
+ * @property int $id
+ * @property int|null $workspace_id
+ * @property string $slug
+ * @property string $title
+ * @property string|null $description
+ * @property string|null $goal
+ * @property string $status
+ * @property array|null $metadata
+ * @property \Carbon\Carbon|null $started_at
+ * @property \Carbon\Carbon|null $ended_at
+ * @property \Carbon\Carbon|null $archived_at
+ * @property \Carbon\Carbon|null $deleted_at
+ * @property \Carbon\Carbon|null $created_at
+ * @property \Carbon\Carbon|null $updated_at
+ */
+class Sprint extends Model
+{
+    use BelongsToWorkspace;
+    use LogsActivity;
+    use SoftDeletes;
+
+    protected $fillable = [
+        'workspace_id',
+        'slug',
+        'title',
+        'description',
+        'goal',
+        'status',
+        'metadata',
+        'started_at',
+        'ended_at',
+        'archived_at',
+    ];
+
+    protected $casts = [
+        'metadata' => 'array',
+        'started_at' => 'datetime',
+        'ended_at' => 'datetime',
+        'archived_at' => 'datetime',
+    ];
+
+    public const STATUS_PLANNING = 'planning';
+
+    public const STATUS_ACTIVE = 'active';
+
+    public const STATUS_COMPLETED = 'completed';
+
+    public const STATUS_CANCELLED = 'cancelled';
+
+    // Relationships
+
+    public function workspace(): BelongsTo
+    {
+        return $this->belongsTo(Workspace::class);
+    }
+
+    public function issues(): HasMany
+    {
+        return $this->hasMany(Issue::class);
+    }
+
+    // Scopes
+
+    public function scopeActive(Builder $query): Builder
+    {
+        return $query->where('status', self::STATUS_ACTIVE);
+    }
+
+    public function scopePlanning(Builder $query): Builder
+    {
+        return $query->where('status', self::STATUS_PLANNING);
+    }
+
+    public function scopeNotCancelled(Builder $query): Builder
+    {
+        return $query->where('status', '!=', self::STATUS_CANCELLED);
+    }
+
+    // Helpers
+
+    public static function generateSlug(string $title): string
+    {
+        $baseSlug = Str::slug($title);
+        $slug = $baseSlug;
+        $count = 1;
+
+        while (static::where('slug', $slug)->exists()) {
+            $slug = "{$baseSlug}-{$count}";
+            $count++;
+        }
+
+        return $slug;
+    }
+
+    public function activate(): self
+    {
+        $this->update([
+            'status' => self::STATUS_ACTIVE,
+            'started_at' => $this->started_at ?? now(),
+        ]);
+
+        return $this;
+    }
+
+    public function complete(): self
+    {
+        $this->update([
+            'status' => self::STATUS_COMPLETED,
+            'ended_at' => now(),
+        ]);
+
+        return $this;
+    }
+
+    public function cancel(?string $reason = null): self
+    {
+        $metadata = $this->metadata ?? [];
+        if ($reason) {
+            $metadata['cancel_reason'] = $reason;
+        }
+
+        $this->update([
+            'status' => self::STATUS_CANCELLED,
+            'ended_at' => now(),
+            'archived_at' => now(),
+            'metadata' => $metadata,
+        ]);
+
+        return $this;
+    }
+
+    public function getProgress(): array
+    {
+        $issues = $this->issues;
+        $total = $issues->count();
+        $closed = $issues->where('status', Issue::STATUS_CLOSED)->count();
+        $inProgress = $issues->where('status', Issue::STATUS_IN_PROGRESS)->count();
+
+        return [
+            'total' => $total,
+            'closed' => $closed,
+            'in_progress' => $inProgress,
+            'open' => $total - $closed - $inProgress,
+            'percentage' => $total > 0 ? round(($closed / $total) * 100) : 0,
+        ];
+    }
+
+    public function toMcpContext(): array
+    {
+        return [
+            'slug' => $this->slug,
+            'title' => $this->title,
+            'description' => $this->description,
+            'goal' => $this->goal,
+            'status' => $this->status,
+            'progress' => $this->getProgress(),
+            'started_at' => $this->started_at?->toIso8601String(),
+            'ended_at' => $this->ended_at?->toIso8601String(),
+            'created_at' => $this->created_at?->toIso8601String(),
+            'updated_at' => $this->updated_at?->toIso8601String(),
+        ];
+    }
+
+    public function getActivitylogOptions(): LogOptions
+    {
+        return LogOptions::defaults()
+            ->logOnly(['title', 'status'])
+            ->logOnlyDirty()
+            ->dontSubmitEmptyLogs();
+    }
+}
diff --git a/src/php/Routes/api.php b/src/php/Routes/api.php
index 9be59da..b41fbe2 100644
--- a/src/php/Routes/api.php
+++ b/src/php/Routes/api.php
@@ -3,6 +3,8 @@
 declare(strict_types=1);
 
 use Core\Mod\Agentic\Controllers\AgentApiController;
+use Core\Mod\Agentic\Controllers\Api\IssueController;
+use Core\Mod\Agentic\Controllers\Api\SprintController;
 use Core\Mod\Agentic\Middleware\AgentApiAuth;
 use Illuminate\Support\Facades\Route;
 
@@ -58,3 +60,29 @@ Route::middleware(AgentApiAuth::class.':sessions.write')->group(function () {
     Route::post('v1/sessions/{sessionId}/end', [AgentApiController::class, 'endSession']);
     Route::post('v1/sessions/{sessionId}/continue', [AgentApiController::class, 'continueSession']);
 });
+
+// Issue tracker
+Route::middleware(AgentApiAuth::class.':issues.read')->group(function () {
+    Route::get('v1/issues', [IssueController::class, 'index']);
+    Route::get('v1/issues/{slug}', [IssueController::class, 'show']);
+    Route::get('v1/issues/{slug}/comments', [IssueController::class, 'comments']);
+});
+
+Route::middleware(AgentApiAuth::class.':issues.write')->group(function () {
+    Route::post('v1/issues', [IssueController::class, 'store']);
+    Route::patch('v1/issues/{slug}', [IssueController::class, 'update']);
+    Route::delete('v1/issues/{slug}', [IssueController::class, 'destroy']);
+    Route::post('v1/issues/{slug}/comments', [IssueController::class, 'addComment']);
+});
+
+// Sprints
+Route::middleware(AgentApiAuth::class.':sprints.read')->group(function () {
+    Route::get('v1/sprints', [SprintController::class, 'index']);
+    Route::get('v1/sprints/{slug}', [SprintController::class, 'show']);
+});
+
+Route::middleware(AgentApiAuth::class.':sprints.write')->group(function () {
+    Route::post('v1/sprints', [SprintController::class, 'store']);
+    Route::patch('v1/sprints/{slug}', [SprintController::class, 'update']);
+    Route::delete('v1/sprints/{slug}', [SprintController::class, 'destroy']);
+});