diff --git a/next-swagger-doc.json b/next-swagger-doc.json
index 2e142c8..7af9ffe 100644
--- a/next-swagger-doc.json
+++ b/next-swagger-doc.json
@@ -51,6 +51,15 @@
             "name": { "type": "string" }
           }
         },
+        "Participant": {
+          "type": "object",
+          "properties": {
+            "user": {
+              "$ref": "#/components/schemas/SimpleUser"
+            },
+            "status": { "type": "string" }
+          }
+        },
         "Event": {
           "type": "object",
           "properties": {
@@ -67,7 +76,7 @@
             "participants": {
               "type": "array",
               "items": {
-                "$ref": "#/components/schemas/SimpleUser"
+                "$ref": "#/components/schemas/Participant"
               }
             }
           }
diff --git a/src/app/api/event/[eventID]/participant/[user]/route.ts b/src/app/api/event/[eventID]/participant/[user]/route.ts
new file mode 100644
index 0000000..91e818a
--- /dev/null
+++ b/src/app/api/event/[eventID]/participant/[user]/route.ts
@@ -0,0 +1,439 @@
+import { prisma } from '@/prisma';
+import { auth } from '@/auth';
+import { NextResponse } from 'next/server';
+
+/**
+ * @swagger
+ * /api/event/{eventID}/participant/{user}:
+ *   get:
+ *     summary: Get a specific participant's details in an event
+ *     description: Returns the details of a specific participant in an event.
+ *     parameters:
+ *       - in: path
+ *         name: eventID
+ *         required: true
+ *         schema:
+ *           type: string
+ *         description: The ID of the event.
+ *       - in: path
+ *         name: user
+ *         required: true
+ *         schema:
+ *           type: string
+ *         description: The ID or name of the user.
+ *     responses:
+ *       200:
+ *         description: Details of the participant.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               type: object
+ *               properties:
+ *                 success:
+ *                   type: boolean
+ *                 participant:
+ *                   $ref: '#/components/schemas/Participant'
+ *       401:
+ *         description: Not authenticated.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               $ref: '#/components/schemas/ErrorResponse'
+ *             example:
+ *               success: false
+ *               message: Not authenticated
+ *       404:
+ *         description: User not found.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               $ref: '#/components/schemas/ErrorResponse'
+ *             example:
+ *               success: false
+ *               message: User not found
+ *       403:
+ *         description: User is not a participant or organizer of this event.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               $ref: '#/components/schemas/ErrorResponse'
+ *             example:
+ *               success: false
+ *               message: User is not a participant or organizer of this event
+ */
+export const GET = auth(async (req, { params }) => {
+  if (!req.auth)
+    return NextResponse.json(
+      { success: false, message: 'Not authenticated' },
+      { status: 401 },
+    );
+  if (!req.auth.user || !req.auth.user.id)
+    return NextResponse.json(
+      { success: false, message: 'User not found' },
+      { status: 404 },
+    );
+
+  const dbUser = await prisma.user.findUnique({
+    where: {
+      id: req.auth.user.id,
+    },
+  });
+
+  if (!dbUser) {
+    return NextResponse.json(
+      { success: false, message: 'User not found' },
+      { status: 404 },
+    );
+  }
+
+  const eventID = (await params).eventID;
+  const user = (await params).user;
+
+  const isParticipant = await prisma.meetingParticipant.findFirst({
+    where: {
+      meeting_id: eventID,
+      user_id: dbUser.id,
+    },
+  });
+
+  const isOrganizer = await prisma.meeting.findFirst({
+    where: {
+      id: eventID,
+      organizer_id: dbUser.id,
+    },
+  });
+
+  if (!isParticipant && !isOrganizer) {
+    return NextResponse.json(
+      {
+        success: false,
+        message: 'User is not a participant or organizer of this event',
+      },
+      { status: 403 },
+    );
+  }
+
+  const participant = await prisma.meetingParticipant.findUnique({
+    where: {
+      meeting_id_user_id: {
+        meeting_id: eventID,
+        user_id: user,
+      },
+    },
+    include: {
+      user: true,
+    },
+  });
+
+  if (!participant) {
+    return NextResponse.json(
+      { success: false, message: 'Participant not found' },
+      { status: 404 },
+    );
+  }
+
+  return NextResponse.json({
+    success: true,
+    participant: {
+      user: {
+        id: participant.user.id,
+        name: participant.user.name,
+      },
+      status: participant.status,
+    },
+  });
+});
+
+/**
+ * @swagger
+ * /api/event/{eventID}/participant/{user}:
+ *   delete:
+ *     summary: Remove a participant from an event
+ *     description: Removes a participant from an event. Only the organizer can remove participants.
+ *     parameters:
+ *       - in: path
+ *         name: eventID
+ *         required: true
+ *         schema:
+ *           type: string
+ *         description: The ID of the event.
+ *       - in: path
+ *         name: user
+ *         required: true
+ *         schema:
+ *           type: string
+ *         description: The ID or name of the user to be removed.
+ *     responses:
+ *       200:
+ *         description: Participant removed successfully.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               type: object
+ *               properties:
+ *                 success:
+ *                   type: boolean
+ *                 message:
+ *                   type: string
+ *       401:
+ *         description: Not authenticated.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               $ref: '#/components/schemas/ErrorResponse'
+ *             example:
+ *               success: false
+ *               message: Not authenticated
+ *       404:
+ *         description: User not found.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               $ref: '#/components/schemas/ErrorResponse'
+ *             example:
+ *               success: false
+ *               message: User not found
+ *       403:
+ *         description: Only organizer can remove participants.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               $ref: '#/components/schemas/ErrorResponse'
+ *             example:
+ *               success: false
+ *               message: Only organizer can remove participants
+ */
+export const DELETE = auth(async (req, { params }) => {
+  if (!req.auth)
+    return NextResponse.json(
+      { success: false, message: 'Not authenticated' },
+      { status: 401 },
+    );
+  if (!req.auth.user || !req.auth.user.id)
+    return NextResponse.json(
+      { success: false, message: 'User not found' },
+      { status: 404 },
+    );
+
+  const dbUser = await prisma.user.findUnique({
+    where: {
+      id: req.auth.user.id,
+    },
+  });
+
+  if (!dbUser) {
+    return NextResponse.json(
+      { success: false, message: 'User not found' },
+      { status: 404 },
+    );
+  }
+
+  const eventID = (await params).eventID;
+  const user = (await params).user;
+
+  const isOrganizer = await prisma.meeting.findFirst({
+    where: {
+      id: eventID,
+      organizer_id: dbUser.id,
+    },
+  });
+
+  if (!isOrganizer) {
+    return NextResponse.json(
+      { success: false, message: 'Only organizer can remove participants' },
+      { status: 403 },
+    );
+  }
+
+  const participant = await prisma.meetingParticipant.findUnique({
+    where: {
+      meeting_id_user_id: {
+        meeting_id: eventID,
+        user_id: user,
+      },
+    },
+  });
+
+  if (!participant) {
+    return NextResponse.json(
+      { success: false, message: 'Participant not found' },
+      { status: 404 },
+    );
+  }
+
+  await prisma.meetingParticipant.delete({
+    where: {
+      meeting_id_user_id: {
+        meeting_id: eventID,
+        user_id: user,
+      },
+    },
+  });
+
+  return NextResponse.json({
+    success: true,
+    message: 'Participant removed successfully',
+  });
+});
+
+/**
+ * @swagger
+ * /api/event/{eventID}/participant/{user}:
+ *   patch:
+ *     summary: Update a participant's status in an event
+ *     description: Updates the status of a participant in an event. Only the participant can update their own status.
+ *     parameters:
+ *       - in: path
+ *         name: eventID
+ *         required: true
+ *         schema:
+ *           type: string
+ *         description: The ID of the event.
+ *       - in: path
+ *         name: user
+ *         required: true
+ *         schema:
+ *           type: string
+ *         description: The ID or name of the user whose status is being updated.
+ *     requestBody:
+ *       required: true
+ *       content:
+ *         application/json:
+ *           schema:
+ *             type: object
+ *             properties:
+ *               status:
+ *                 type: string
+ *                 enum: [accepted, declined, tentative]
+ *                 description: The new status of the participant.
+ *     responses:
+ *       200:
+ *         description: Participant status updated successfully.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               type: object
+ *               properties:
+ *                 success:
+ *                   type: boolean
+ *                 participant:
+ *                   $ref: '#/components/schemas/Participant'
+ *       401:
+ *         description: Not authenticated.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               $ref: '#/components/schemas/ErrorResponse'
+ *             example:
+ *               success: false
+ *               message: Not authenticated
+ *       404:
+ *         description: User not found.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               $ref: '#/components/schemas/ErrorResponse'
+ *             example:
+ *               success: false
+ *               message: User not found
+ *       403:
+ *         description: Only participant can update their status.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               $ref: '#/components/schemas/ErrorResponse'
+ *             example:
+ *               success: false
+ *               message: Only participant can update their status
+ */
+export const PATCH = auth(async (req, { params }) => {
+  if (!req.auth)
+    return NextResponse.json(
+      { success: false, message: 'Not authenticated' },
+      { status: 401 },
+    );
+  if (!req.auth.user || !req.auth.user.id)
+    return NextResponse.json(
+      { success: false, message: 'User not found' },
+      { status: 404 },
+    );
+
+  const dbUser = await prisma.user.findUnique({
+    where: {
+      id: req.auth.user.id,
+    },
+  });
+
+  if (!dbUser) {
+    return NextResponse.json(
+      { success: false, message: 'User not found' },
+      { status: 404 },
+    );
+  }
+
+  const eventID = (await params).eventID;
+  const user = (await params).user;
+
+  if (dbUser.id !== user && dbUser.name !== user) {
+    return NextResponse.json(
+      { success: false, message: 'You can only update your own participation' },
+      { status: 403 },
+    );
+  }
+
+  const participant = await prisma.meetingParticipant.findUnique({
+    where: {
+      meeting_id_user_id: {
+        meeting_id: eventID,
+        user_id: dbUser.id,
+      },
+    },
+  });
+
+  if (!participant) {
+    return NextResponse.json(
+      { success: false, message: 'Participant not found' },
+      { status: 404 },
+    );
+  }
+
+  const body = await req.json();
+  const { status } = body;
+
+  if (!status) {
+    return NextResponse.json(
+      { success: false, message: 'Status is required' },
+      { status: 400 },
+    );
+  }
+
+  if (!['accepted', 'declined', 'tentative'].includes(status)) {
+    return NextResponse.json(
+      { success: false, message: 'Invalid status' },
+      { status: 400 },
+    );
+  }
+
+  await prisma.meetingParticipant.update({
+    where: {
+      meeting_id_user_id: {
+        meeting_id: eventID,
+        user_id: dbUser.id,
+      },
+    },
+    data: {
+      status: status.toUpperCase(),
+    },
+  });
+
+  return NextResponse.json({
+    success: true,
+    participant: {
+      user: {
+        id: dbUser.id,
+        name: dbUser.name,
+      },
+      status,
+    },
+  });
+});
diff --git a/src/app/api/event/[eventID]/participant/route.ts b/src/app/api/event/[eventID]/participant/route.ts
new file mode 100644
index 0000000..967f377
--- /dev/null
+++ b/src/app/api/event/[eventID]/participant/route.ts
@@ -0,0 +1,301 @@
+import { prisma } from '@/prisma';
+import { auth } from '@/auth';
+import { NextResponse } from 'next/server';
+
+/**
+ * @swagger
+ * /api/event/{eventID}/participant:
+ *   get:
+ *     summary: Get participants of an event
+ *     description: Returns all participants of a specific event.
+ *     parameters:
+ *       - in: path
+ *         name: eventID
+ *         required: true
+ *         schema:
+ *           type: string
+ *         description: The ID of the event.
+ *     responses:
+ *       200:
+ *         description: List of participants for the event.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               type: object
+ *               properties:
+ *                 success:
+ *                   type: boolean
+ *                 participants:
+ *                   type: array
+ *                   items:
+ *                     $ref: '#/components/schemas/Participant'
+ *       401:
+ *         description: Not authenticated.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               $ref: '#/components/schemas/ErrorResponse'
+ *             example:
+ *               success: false
+ *               message: Not authenticated
+ *       404:
+ *         description: User not found.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               $ref: '#/components/schemas/ErrorResponse'
+ *             example:
+ *               success: false
+ *               message: User not found
+ *       403:
+ *         description: User is not a participant or organizer of this event.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               $ref: '#/components/schemas/ErrorResponse'
+ *             example:
+ *               success: false
+ *               message: User is not a participant or organizer of this event
+ */
+export const GET = auth(async (req, { params }) => {
+  if (!req.auth)
+    return NextResponse.json(
+      { success: false, message: 'Not authenticated' },
+      { status: 401 },
+    );
+  if (!req.auth.user || !req.auth.user.id)
+    return NextResponse.json(
+      { success: false, message: 'User not found' },
+      { status: 404 },
+    );
+
+  const dbUser = await prisma.user.findUnique({
+    where: {
+      id: req.auth.user.id,
+    },
+  });
+
+  if (!dbUser) {
+    return NextResponse.json(
+      { success: false, message: 'User not found' },
+      { status: 404 },
+    );
+  }
+
+  const eventID = (await params).eventID;
+
+  const isParticipant = await prisma.meetingParticipant.findFirst({
+    where: {
+      meeting_id: eventID,
+      user_id: dbUser.id,
+    },
+  });
+
+  const isOrganizer = await prisma.meeting.findFirst({
+    where: {
+      id: eventID,
+      organizer_id: dbUser.id,
+    },
+  });
+
+  if (!isParticipant && !isOrganizer) {
+    return NextResponse.json(
+      {
+        success: false,
+        message: 'User is not a participant or organizer of this event',
+      },
+      { status: 403 },
+    );
+  }
+
+  const participants = await prisma.meetingParticipant.findMany({
+    where: {
+      meeting_id: eventID,
+    },
+    include: {
+      user: true,
+    },
+  });
+
+  return NextResponse.json({
+    success: true,
+    participants: participants.map((participant) => ({
+      user: {
+        id: participant.user.id,
+        name: participant.user.name,
+      },
+      status: participant.status,
+    })),
+  });
+});
+
+/**
+ * @swagger
+ * /api/event/{eventID}/participant:
+ *   post:
+ *     summary: Add a participant to an event
+ *     description: Adds a user as a participant to a specific event.
+ *     parameters:
+ *       - in: path
+ *         name: eventID
+ *         required: true
+ *         schema:
+ *           type: string
+ *         description: The ID of the event.
+ *     requestBody:
+ *       required: true
+ *       content:
+ *         application/json:
+ *           schema:
+ *             type: object
+ *             properties:
+ *               userId:
+ *                 type: string
+ *                 description: The ID of the user to add as a participant.
+ *     responses:
+ *       200:
+ *         description: Participant added successfully.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               type: object
+ *               properties:
+ *                 success:
+ *                   type: boolean
+ *                 participant:
+ *                   $ref: '#/components/schemas/Participant'
+ *       400:
+ *         description: Bad request, user ID is required.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               $ref: '#/components/schemas/ErrorResponse'
+ *             example:
+ *               success: false
+ *               message: User ID is required
+ *       401:
+ *         description: Not authenticated.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               $ref: '#/components/schemas/ErrorResponse'
+ *             example:
+ *               success: false
+ *               message: Not authenticated
+ *       404:
+ *         description: User not found.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               $ref: '#/components/schemas/ErrorResponse'
+ *             example:
+ *               success: false
+ *               message: User not found
+ *       403:
+ *         description: Only organizers can add participants.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               $ref: '#/components/schemas/ErrorResponse'
+ *             example:
+ *               success: false
+ *               message: Only organizers can add participants
+ *       409:
+ *         description: User is already a participant of this event.
+ *         content:
+ *           application/json:
+ *             schema:
+ *               $ref: '#/components/schemas/ErrorResponse'
+ *             example:
+ *               success: false
+ *               message: User is already a participant of this event
+ */
+export const POST = auth(async (req, { params }) => {
+  if (!req.auth)
+    return NextResponse.json(
+      { success: false, message: 'Not authenticated' },
+      { status: 401 },
+    );
+  if (!req.auth.user || !req.auth.user.id)
+    return NextResponse.json(
+      { success: false, message: 'User not found' },
+      { status: 404 },
+    );
+
+  const dbUser = await prisma.user.findUnique({
+    where: {
+      id: req.auth.user.id,
+    },
+  });
+
+  if (!dbUser) {
+    return NextResponse.json(
+      { success: false, message: 'User not found' },
+      { status: 404 },
+    );
+  }
+
+  const eventID = (await params).eventID;
+
+  const isOrganizer = await prisma.meeting.findFirst({
+    where: {
+      id: eventID,
+      organizer_id: dbUser.id,
+    },
+  });
+
+  if (!isOrganizer) {
+    return NextResponse.json(
+      { success: false, message: 'Only organizers can add participants' },
+      { status: 403 },
+    );
+  }
+
+  const body = await req.json();
+  const { userId } = body;
+
+  if (!userId) {
+    return NextResponse.json(
+      { success: false, message: 'User ID is required' },
+      { status: 400 },
+    );
+  }
+
+  const participantExists = await prisma.meetingParticipant.findFirst({
+    where: {
+      meeting_id: eventID,
+      user_id: userId,
+    },
+  });
+
+  if (participantExists) {
+    return NextResponse.json(
+      {
+        success: false,
+        message: 'User is already a participant of this event',
+      },
+      { status: 409 },
+    );
+  }
+
+  const newParticipant = await prisma.meetingParticipant.create({
+    data: {
+      meeting_id: eventID,
+      user_id: userId,
+    },
+    include: {
+      user: true,
+    },
+  });
+
+  return NextResponse.json({
+    success: true,
+    participant: {
+      user: {
+        id: newParticipant.user.id,
+        name: newParticipant.user.name,
+      },
+      status: newParticipant.status,
+    },
+  });
+});
diff --git a/src/app/api/event/[eventID]/route.ts b/src/app/api/event/[eventID]/route.ts
index 89a4149..81bd863 100644
--- a/src/app/api/event/[eventID]/route.ts
+++ b/src/app/api/event/[eventID]/route.ts
@@ -107,8 +107,11 @@ export const GET = auth(async (req, { params }) => {
           name: event.organizer.name,
         },
         participants: event.participants.map((participant) => ({
-          id: participant.user.id,
-          name: participant.user.name,
+          user: {
+            id: participant.user.id,
+            name: participant.user.name,
+          },
+          status: participant.status,
         })),
       },
     },
@@ -411,10 +414,40 @@ export const PATCH = auth(async (req, { params }) => {
       id: eventID,
     },
     data: updateData,
+    include: {
+      organizer: true,
+      participants: {
+        include: {
+          user: true,
+        },
+      },
+    },
   });
 
   return NextResponse.json(
-    { success: true, event: updatedEvent },
+    {
+      success: true,
+      event: {
+        id: updatedEvent.id,
+        title: updatedEvent.title,
+        description: updatedEvent.description,
+        start_time: updatedEvent.start_time,
+        end_time: updatedEvent.end_time,
+        status: updatedEvent.status,
+        location: updatedEvent.location,
+        organizer: {
+          id: updatedEvent.organizer_id,
+          name: dbUser.name,
+        },
+        participants: updatedEvent.participants.map((participant) => ({
+          user: {
+            id: participant.user.id,
+            name: participant.user.name,
+          },
+          status: participant.status,
+        })),
+      },
+    },
     { status: 200 },
   );
 });