diff --git a/data/src/main/kotlin/com/signal/data/api/FeedApi.kt b/data/src/main/kotlin/com/signal/data/api/FeedApi.kt
index 66450279..5ae18f88 100644
--- a/data/src/main/kotlin/com/signal/data/api/FeedApi.kt
+++ b/data/src/main/kotlin/com/signal/data/api/FeedApi.kt
@@ -1,7 +1,8 @@
 package com.signal.data.api
 
-import com.signal.data.model.feed.request.PostRequest
-import com.signal.data.model.feed.response.FetchPostCommentsResponse
+import com.signal.data.model.feed.request.CreateCommentRequest
+import com.signal.data.model.feed.request.CreatePostRequest
+import com.signal.data.model.feed.response.FetchCommentsResponse
 import com.signal.data.model.feed.response.FetchPostDetailsResponse
 import com.signal.data.model.feed.response.FetchPostsResponse
 import com.signal.domain.enums.Tag
@@ -21,7 +22,7 @@ interface FeedApi {
 
     @POST(SignalUrl.Feed.CreatePost)
     suspend fun createPost(
-        @Body postRequest: PostRequest,
+        @Body createPostRequest: CreatePostRequest,
     )
 
     @GET(SignalUrl.Feed.Details)
@@ -29,8 +30,14 @@ interface FeedApi {
         @Path("feed_id") feedId: Long,
     ): FetchPostDetailsResponse
 
-    @GET(SignalUrl.Feed.Comment)
+    @GET(SignalUrl.Feed.Comments)
     suspend fun fetchPostComments(
         @Path("feed_id") feedId: Long,
-    ): FetchPostCommentsResponse
+    ): FetchCommentsResponse
+
+    @POST(SignalUrl.Feed.CreateComment)
+    suspend fun createComment(
+        @Path("feed_id") feedId: Long,
+        @Body createCommentRequest: CreateCommentRequest,
+    )
 }
diff --git a/data/src/main/kotlin/com/signal/data/api/SignalUrl.kt b/data/src/main/kotlin/com/signal/data/api/SignalUrl.kt
index d6ecbda4..fd750249 100644
--- a/data/src/main/kotlin/com/signal/data/api/SignalUrl.kt
+++ b/data/src/main/kotlin/com/signal/data/api/SignalUrl.kt
@@ -16,7 +16,8 @@ object SignalUrl {
         const val CreatePost = "$feed/user"
         const val List = "$feed/list"
         const val Details = "$feed/{feed_id}"
-        const val Comment = "$feed/comment"
+        const val Comments = "$feed/comment/{feed_id}"
+        const val CreateComment = "$feed/{feed_id}"
     }
 
     object Attachment {
diff --git a/data/src/main/kotlin/com/signal/data/datasource/feed/FeedDataSource.kt b/data/src/main/kotlin/com/signal/data/datasource/feed/FeedDataSource.kt
index 86cf89f7..f755db8e 100644
--- a/data/src/main/kotlin/com/signal/data/datasource/feed/FeedDataSource.kt
+++ b/data/src/main/kotlin/com/signal/data/datasource/feed/FeedDataSource.kt
@@ -1,7 +1,8 @@
 package com.signal.data.datasource.feed
 
-import com.signal.data.model.feed.request.PostRequest
-import com.signal.data.model.feed.response.FetchPostCommentsResponse
+import com.signal.data.model.feed.request.CreateCommentRequest
+import com.signal.data.model.feed.request.CreatePostRequest
+import com.signal.data.model.feed.response.FetchCommentsResponse
 import com.signal.data.model.feed.response.FetchPostDetailsResponse
 import com.signal.data.model.feed.response.FetchPostsResponse
 import com.signal.domain.enums.Tag
@@ -13,9 +14,14 @@ interface FeedDataSource {
         size: Long,
     ): FetchPostsResponse
 
-    suspend fun createPost(postRequest: PostRequest)
+    suspend fun createPost(createPostRequest: CreatePostRequest)
 
     suspend fun fetchPostDetails(feedId: Long): FetchPostDetailsResponse
 
-    suspend fun fetchPostComments(feedId: Long): FetchPostCommentsResponse
+    suspend fun fetchPostComments(feedId: Long): FetchCommentsResponse
+
+    suspend fun createComment(
+        feedId: Long,
+        createCommentRequest: CreateCommentRequest,
+    )
 }
diff --git a/data/src/main/kotlin/com/signal/data/datasource/feed/FeedDataSourceImpl.kt b/data/src/main/kotlin/com/signal/data/datasource/feed/FeedDataSourceImpl.kt
index 8b1c90ec..92f74241 100644
--- a/data/src/main/kotlin/com/signal/data/datasource/feed/FeedDataSourceImpl.kt
+++ b/data/src/main/kotlin/com/signal/data/datasource/feed/FeedDataSourceImpl.kt
@@ -1,8 +1,9 @@
 package com.signal.data.datasource.feed
 
 import com.signal.data.api.FeedApi
-import com.signal.data.model.feed.request.PostRequest
-import com.signal.data.model.feed.response.FetchPostCommentsResponse
+import com.signal.data.model.feed.request.CreateCommentRequest
+import com.signal.data.model.feed.request.CreatePostRequest
+import com.signal.data.model.feed.response.FetchCommentsResponse
 import com.signal.data.model.feed.response.FetchPostDetailsResponse
 import com.signal.data.model.feed.response.FetchPostsResponse
 import com.signal.data.util.ExceptionHandler
@@ -23,9 +24,9 @@ class FeedDataSourceImpl(
         )
     }.sendRequest()
 
-    override suspend fun createPost(postRequest: PostRequest) =
+    override suspend fun createPost(createPostRequest: CreatePostRequest) =
         ExceptionHandler<Unit>().httpRequest {
-            feedApi.createPost(postRequest = postRequest)
+            feedApi.createPost(createPostRequest = createPostRequest)
         }.sendRequest()
 
     override suspend fun fetchPostDetails(feedId: Long) =
@@ -34,7 +35,17 @@ class FeedDataSourceImpl(
         }.sendRequest()
 
     override suspend fun fetchPostComments(feedId: Long) =
-        ExceptionHandler<FetchPostCommentsResponse>().httpRequest {
+        ExceptionHandler<FetchCommentsResponse>().httpRequest {
             feedApi.fetchPostComments(feedId = feedId)
         }.sendRequest()
+
+    override suspend fun createComment(
+        feedId: Long,
+        createCommentRequest: CreateCommentRequest,
+    ) = ExceptionHandler<Unit>().httpRequest {
+        feedApi.createComment(
+            feedId = feedId,
+            createCommentRequest = createCommentRequest,
+        )
+    }.sendRequest()
 }
diff --git a/data/src/main/kotlin/com/signal/data/model/feed/request/CreateCommentRequest.kt b/data/src/main/kotlin/com/signal/data/model/feed/request/CreateCommentRequest.kt
new file mode 100644
index 00000000..546735ba
--- /dev/null
+++ b/data/src/main/kotlin/com/signal/data/model/feed/request/CreateCommentRequest.kt
@@ -0,0 +1,7 @@
+package com.signal.data.model.feed.request
+
+import com.google.gson.annotations.SerializedName
+
+data class CreateCommentRequest(
+    @SerializedName("content") val content: String,
+)
diff --git a/data/src/main/kotlin/com/signal/data/model/feed/request/PostRequest.kt b/data/src/main/kotlin/com/signal/data/model/feed/request/CreatePostRequest.kt
similarity index 91%
rename from data/src/main/kotlin/com/signal/data/model/feed/request/PostRequest.kt
rename to data/src/main/kotlin/com/signal/data/model/feed/request/CreatePostRequest.kt
index 2c5c1d29..a24dfebc 100644
--- a/data/src/main/kotlin/com/signal/data/model/feed/request/PostRequest.kt
+++ b/data/src/main/kotlin/com/signal/data/model/feed/request/CreatePostRequest.kt
@@ -3,7 +3,7 @@ package com.signal.data.model.feed.request
 import com.google.gson.annotations.SerializedName
 import com.signal.domain.enums.Tag
 
-data class PostRequest(
+data class CreatePostRequest(
     @SerializedName("title") val title: String,
     @SerializedName("content") val content: String,
     @SerializedName("image") val image: String?,
diff --git a/data/src/main/kotlin/com/signal/data/model/feed/response/FetchPostCommentsResponse.kt b/data/src/main/kotlin/com/signal/data/model/feed/response/FetchCommentsResponse.kt
similarity index 72%
rename from data/src/main/kotlin/com/signal/data/model/feed/response/FetchPostCommentsResponse.kt
rename to data/src/main/kotlin/com/signal/data/model/feed/response/FetchCommentsResponse.kt
index ff3591a6..f0ebe747 100644
--- a/data/src/main/kotlin/com/signal/data/model/feed/response/FetchPostCommentsResponse.kt
+++ b/data/src/main/kotlin/com/signal/data/model/feed/response/FetchCommentsResponse.kt
@@ -4,7 +4,7 @@ import com.google.gson.annotations.SerializedName
 import com.signal.domain.entity.PostCommentsEntity
 import java.time.LocalDateTime
 
-data class FetchPostCommentsResponse(
+data class FetchCommentsResponse(
     @SerializedName("comment") val comments: List<Comment>,
 ) {
     data class Comment(
@@ -12,16 +12,18 @@ data class FetchPostCommentsResponse(
         @SerializedName("content") val content: String,
         @SerializedName("is_mine") val isMine: Boolean,
         @SerializedName("date_time") val dateTime: LocalDateTime,
+        @SerializedName("profile") val profile: String,
     )
 }
 
-fun FetchPostCommentsResponse.toEntity() = PostCommentsEntity(
+fun FetchCommentsResponse.toEntity() = PostCommentsEntity(
     comments = this.comments.map { it.toEntity() },
 )
 
-fun FetchPostCommentsResponse.Comment.toEntity() = PostCommentsEntity.CommentEntity(
+fun FetchCommentsResponse.Comment.toEntity() = PostCommentsEntity.CommentEntity(
     writer = this.writer,
     content = this.content,
     isMine = this.isMine,
     dateTime = this.dateTime,
+    profile = this.profile,
 )
diff --git a/data/src/main/kotlin/com/signal/data/repository/FeedRepositoryImpl.kt b/data/src/main/kotlin/com/signal/data/repository/FeedRepositoryImpl.kt
index 946b6504..e29ccc37 100644
--- a/data/src/main/kotlin/com/signal/data/repository/FeedRepositoryImpl.kt
+++ b/data/src/main/kotlin/com/signal/data/repository/FeedRepositoryImpl.kt
@@ -1,7 +1,8 @@
 package com.signal.data.repository
 
 import com.signal.data.datasource.feed.FeedDataSource
-import com.signal.data.model.feed.request.PostRequest
+import com.signal.data.model.feed.request.CreateCommentRequest
+import com.signal.data.model.feed.request.CreatePostRequest
 import com.signal.data.model.feed.response.toEntity
 import com.signal.domain.PostsEntity
 import com.signal.domain.enums.Tag
@@ -27,7 +28,7 @@ class FeedRepositoryImpl(
         tag: Tag,
     ) = runCatching {
         feedDataSource.createPost(
-            PostRequest(
+            CreatePostRequest(
                 title = title,
                 content = content,
                 image = image,
@@ -43,4 +44,14 @@ class FeedRepositoryImpl(
     override suspend fun fetchPostComments(feedId: Long) = runCatching {
         feedDataSource.fetchPostComments(feedId = feedId).toEntity()
     }
+
+    override suspend fun createComment(
+        feedId: Long,
+        content: String,
+    ) = kotlin.runCatching {
+        feedDataSource.createComment(
+            feedId = feedId,
+            createCommentRequest = CreateCommentRequest(content = content),
+        )
+    }
 }
diff --git a/domain/src/main/kotlin/com/signal/domain/entity/PostCommentsEntity.kt b/domain/src/main/kotlin/com/signal/domain/entity/PostCommentsEntity.kt
index 72ba9261..ee9334ec 100644
--- a/domain/src/main/kotlin/com/signal/domain/entity/PostCommentsEntity.kt
+++ b/domain/src/main/kotlin/com/signal/domain/entity/PostCommentsEntity.kt
@@ -10,5 +10,6 @@ data class PostCommentsEntity(
         val content: String,
         val isMine: Boolean,
         val dateTime: LocalDateTime,
+        val profile: String,
     )
 }
diff --git a/domain/src/main/kotlin/com/signal/domain/repository/FeedRepository.kt b/domain/src/main/kotlin/com/signal/domain/repository/FeedRepository.kt
index 5733387f..f383832d 100644
--- a/domain/src/main/kotlin/com/signal/domain/repository/FeedRepository.kt
+++ b/domain/src/main/kotlin/com/signal/domain/repository/FeedRepository.kt
@@ -22,4 +22,9 @@ interface FeedRepository {
     suspend fun fetchPostDetails(feedId: Long): Result<PostDetailsEntity>
 
     suspend fun fetchPostComments(feedId: Long): Result<PostCommentsEntity>
+
+    suspend fun createComment(
+        feedId: Long,
+        content: String,
+    ): Result<Unit>
 }
diff --git a/presentation/src/main/java/com/signal/signal_android/feature/main/feed/CommentDialog.kt b/presentation/src/main/java/com/signal/signal_android/feature/main/feed/CommentDialog.kt
index 3793e100..b0bdfbb7 100644
--- a/presentation/src/main/java/com/signal/signal_android/feature/main/feed/CommentDialog.kt
+++ b/presentation/src/main/java/com/signal/signal_android/feature/main/feed/CommentDialog.kt
@@ -20,9 +20,12 @@ import androidx.compose.material.Icon
 import androidx.compose.material.IconButton
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.getValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
+import androidx.compose.ui.platform.LocalFocusManager
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.unit.dp
@@ -35,14 +38,23 @@ import com.signal.signal_android.designsystem.foundation.Body2
 import com.signal.signal_android.designsystem.foundation.BodyLarge2
 import com.signal.signal_android.designsystem.foundation.SignalColor
 import com.signal.signal_android.designsystem.textfield.SignalTextField
+import kotlinx.coroutines.flow.SharedFlow
 
 @Composable
 internal fun CommentDialog(
-    state: FeedState,
-    fetchPostComments: suspend () -> Unit,
+    feedViewModel: FeedViewModel,
 ) {
+    val state by feedViewModel.state.collectAsState()
+
+    val focusManager = LocalFocusManager.current
+
     LaunchedEffect(Unit) {
-        fetchPostComments()
+        feedViewModel.sideEffect.collect {
+            when (it) {
+                is FeedSideEffect.ClearFocus -> focusManager.clearFocus()
+                else -> {}
+            }
+        }
     }
 
     Box(contentAlignment = Alignment.BottomCenter) {
@@ -81,9 +93,9 @@ internal fun CommentDialog(
                 .imePadding(),
         ) {
             Input(
-                comment = { "comment" },
-                onCommentChange = { },
-                onClick = {},
+                comment = { state.comment },
+                onCommentChange = feedViewModel::setComment,
+                onClick = feedViewModel::createComment,
             )
         }
     }
@@ -101,7 +113,7 @@ private fun Input(
     ) {
         SignalTextField(
             modifier = Modifier.fillMaxWidth(0.8f),
-            value = "",
+            value = comment(),
             onValueChange = onCommentChange,
             hint = stringResource(id = R.string.comment_dialog_input_comment),
         )
@@ -110,6 +122,7 @@ private fun Input(
             modifier = Modifier.weight(0.2f),
             text = stringResource(id = R.string.my_page_secession_check),
             onClick = onClick,
+            enabled = comment().isNotBlank(),
         )
     }
 }
@@ -125,7 +138,7 @@ private fun Comments(
     ) {
         items(commentEntities) {
             Comment(
-                profileImageUrl = "",
+                profileImageUrl = it.profile,
                 writer = it.writer,
                 time = it.dateTime.toString(),
                 content = it.content,
diff --git a/presentation/src/main/java/com/signal/signal_android/feature/main/feed/Feed.kt b/presentation/src/main/java/com/signal/signal_android/feature/main/feed/Feed.kt
index af425f54..a9711a6c 100644
--- a/presentation/src/main/java/com/signal/signal_android/feature/main/feed/Feed.kt
+++ b/presentation/src/main/java/com/signal/signal_android/feature/main/feed/Feed.kt
@@ -36,6 +36,7 @@ import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.alpha
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.draw.shadow
+import androidx.compose.ui.layout.ContentScale
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.unit.dp
@@ -73,7 +74,7 @@ internal fun Feed(
     )
 
     LaunchedEffect(Unit) {
-        if(state.isPostsEmpty) {
+        if (state.isPostsEmpty) {
             feedViewModel.fetchPosts()
         }
     }
@@ -124,6 +125,7 @@ internal fun Feed(
                     onDismissRequest = { expanded = -1 },
                     onDelete = { showDialog = true },
                 )
+
                 Column(
                     modifier = Modifier
                         .fillMaxWidth()
@@ -144,7 +146,10 @@ internal fun Feed(
                         text = stringResource(id = R.string.feed_posts_is_empty),
                     )
                     Body(
-                        modifier = Modifier.signalClickable(onClick = moveToCreatePost),
+                        modifier = Modifier.signalClickable(
+                            onClick = moveToCreatePost,
+                            enabled = state.isPostsEmpty
+                        ),
                         text = stringResource(id = R.string.feed_posts_add),
                         color = SignalColor.Primary100,
                     )
@@ -292,11 +297,16 @@ internal fun Post(
             .padding(12.dp),
         verticalAlignment = Alignment.CenterVertically,
     ) {
-        AsyncImage(
-            modifier = Modifier.size(48.dp),
-            model = imageUrl,
-            contentDescription = stringResource(id = R.string.feed_image),
-        )
+        imageUrl?.run {
+            AsyncImage(
+                modifier = Modifier
+                    .size(48.dp)
+                    .clip(RoundedCornerShape(4.dp)),
+                model = this,
+                contentDescription = stringResource(id = R.string.feed_image),
+                contentScale = ContentScale.Crop,
+            )
+        }
         Spacer(modifier = Modifier.width(8.dp))
         Column(verticalArrangement = Arrangement.Center) {
             Row(
@@ -316,7 +326,7 @@ internal fun Post(
                     FeedDropDownMenu(
                         expanded = expanded,
                         onDismissRequest = onDismissRequest,
-                        isMine = false,
+                        isMine = true,
                         onEdit = onEdit,
                         onDelete = onDelete,
                         onReport = onReport,
diff --git a/presentation/src/main/java/com/signal/signal_android/feature/main/feed/FeedDetails.kt b/presentation/src/main/java/com/signal/signal_android/feature/main/feed/FeedDetails.kt
index 8965cd5a..a2dc1cc5 100644
--- a/presentation/src/main/java/com/signal/signal_android/feature/main/feed/FeedDetails.kt
+++ b/presentation/src/main/java/com/signal/signal_android/feature/main/feed/FeedDetails.kt
@@ -91,10 +91,7 @@ internal fun FeedDetails(
 
     ModalBottomSheetLayout(
         sheetContent = {
-            CommentDialog(
-                state = state,
-                fetchPostComments = feedViewModel::fetchPostComments,
-            )
+            CommentDialog(feedViewModel = feedViewModel)
         },
         sheetState = sheetState,
         sheetShape = RoundedCornerShape(
@@ -146,6 +143,7 @@ internal fun FeedDetails(
                         .signalClickable(
                             onClick = {
                                 coroutineScope.launch {
+                                    feedViewModel.fetchPostComments()
                                     sheetState.show()
                                 }
                             },
diff --git a/presentation/src/main/java/com/signal/signal_android/feature/main/feed/FeedSideEffect.kt b/presentation/src/main/java/com/signal/signal_android/feature/main/feed/FeedSideEffect.kt
index af7fe8f6..777fea0b 100644
--- a/presentation/src/main/java/com/signal/signal_android/feature/main/feed/FeedSideEffect.kt
+++ b/presentation/src/main/java/com/signal/signal_android/feature/main/feed/FeedSideEffect.kt
@@ -2,4 +2,5 @@ package com.signal.signal_android.feature.main.feed
 
 sealed interface FeedSideEffect {
     object PostSuccess : FeedSideEffect
+    object ClearFocus: FeedSideEffect
 }
diff --git a/presentation/src/main/java/com/signal/signal_android/feature/main/feed/FeedState.kt b/presentation/src/main/java/com/signal/signal_android/feature/main/feed/FeedState.kt
index b23c8355..dc600771 100644
--- a/presentation/src/main/java/com/signal/signal_android/feature/main/feed/FeedState.kt
+++ b/presentation/src/main/java/com/signal/signal_android/feature/main/feed/FeedState.kt
@@ -17,12 +17,13 @@ data class FeedState(
     val feedId: Long,
     val image: String,
     val comments: List<PostCommentsEntity.CommentEntity>,
+    val comment: String,
 ) {
     companion object {
         fun getDefaultState() = FeedState(
             posts = listOf(),
             tag = Tag.GENERAL,
-            page = 1,
+            page = 0,
             size = 8,
             isPostsEmpty = true,
             title = "",
@@ -39,6 +40,7 @@ data class FeedState(
             feedId = 0L,
             image = "",
             comments = listOf(),
+            comment = ""
         )
     }
 }
diff --git a/presentation/src/main/java/com/signal/signal_android/feature/main/feed/FeedViewModel.kt b/presentation/src/main/java/com/signal/signal_android/feature/main/feed/FeedViewModel.kt
index 187b0a03..de87b963 100644
--- a/presentation/src/main/java/com/signal/signal_android/feature/main/feed/FeedViewModel.kt
+++ b/presentation/src/main/java/com/signal/signal_android/feature/main/feed/FeedViewModel.kt
@@ -81,6 +81,7 @@ internal class FeedViewModel(
         with(state.value) {
             viewModelScope.launch(Dispatchers.IO) {
                 feedRepository.fetchPostComments(feedId).onSuccess {
+                    _comments.clear()
                     _comments.addAll(it.comments)
                     setState(copy(comments = _comments))
                 }
@@ -88,6 +89,22 @@ internal class FeedViewModel(
         }
     }
 
+    internal fun createComment() {
+        with(state.value) {
+            viewModelScope.launch(Dispatchers.IO) {
+                feedRepository.createComment(
+                    feedId = feedId,
+                    content = comment,
+                ).onSuccess {
+                    postSideEffect(FeedSideEffect.ClearFocus)
+                    fetchPostComments()
+                }.onFailure {
+
+                }
+            }
+        }
+    }
+
     internal fun setTitle(title: String) {
         setState(state.value.copy(title = title))
     }
@@ -107,4 +124,8 @@ internal class FeedViewModel(
             fetchPosts()
         }
     }
+
+    internal fun setComment(comment: String) {
+        setState(state.value.copy(comment = comment))
+    }
 }