diff --git a/src/main/scala/kevinlee/github/GitHubApi.scala b/src/main/scala/kevinlee/github/GitHubApi.scala
new file mode 100644
index 0000000..54c8cea
--- /dev/null
+++ b/src/main/scala/kevinlee/github/GitHubApi.scala
@@ -0,0 +1,53 @@
+package kevinlee.github
+
+import cats.Monad
+import cats.syntax.all._
+import io.circe._
+import kevinlee.github.data._
+import kevinlee.http.{HttpClient, HttpRequest}
+
+/** @author Kevin Lee
+  * @since 2021-01-14
+  */
+trait GitHubApi[F[_]] {
+  def createRelease(
+    params: GitHubRelease.RequestParams,
+    repo: GitHubRepoWithAuth,
+  ): F[Either[GitHubError, Option[GitHubRelease.Response]]]
+}
+
+object GitHubApi {
+
+  def apply[F[_]: Monad](httpClient: HttpClient[F]): GitHubApi[F] = new GitHubApiF[F](httpClient)
+
+  final class GitHubApiF[F[_]: Monad](val httpClient: HttpClient[F]) extends GitHubApi[F] {
+    // TODO: make it configurable
+    val baseUrl: String = "https://api.github.com"
+
+    val DefaultAccept: String = "application/vnd.github.v3+json"
+
+    override def createRelease(
+      params: GitHubRelease.RequestParams,
+      repo: GitHubRepoWithAuth,
+    ): F[Either[GitHubError, Option[GitHubRelease.Response]]] = {
+      val url         = s"$baseUrl/repos/${repo.gitHubRepo.org.org}/${repo.gitHubRepo.repo.repo}/releases"
+      val body        = Encoder[GitHubRelease.RequestParams].apply(params)
+      val httpRequest = HttpRequest.withHeadersAndBody(
+        HttpRequest.Method.post,
+        HttpRequest.Uri(url),
+        HttpRequest.Header("accept" -> DefaultAccept) ::
+          repo
+            .accessToken
+            .toHeaderList,
+        body,
+      )
+      httpClient
+        .request[Option[GitHubRelease.Response]](httpRequest)
+        .map(
+          _.leftMap(GitHubError.fromHttpError)
+            .flatMap(res => res.asRight[GitHubError])
+        )
+    }
+  }
+
+}
diff --git a/src/main/scala/kevinlee/github/data/github.scala b/src/main/scala/kevinlee/github/data/github.scala
index dbc3ba8..510a85b 100644
--- a/src/main/scala/kevinlee/github/data/github.scala
+++ b/src/main/scala/kevinlee/github/data/github.scala
@@ -4,6 +4,7 @@ import io.estatico.newtype.macros.newtype
 
 import java.io.File
 import kevinlee.git.Git.TagName
+import kevinlee.http.HttpRequest
 import org.kohsuke.github.GHRelease
 
 /** @author Kevin Lee
@@ -62,4 +63,15 @@ object GitHubRepoWithAuth {
     override val toString: String = "***Protected***"
   }
 
+  implicit final class AccessTokenOps(val maybeAccessToken: Option[AccessToken]) extends AnyVal {
+    def toHeaderList: List[HttpRequest.Header] =
+      maybeAccessToken
+        .toList
+        .map(token =>
+          HttpRequest.Header(
+            "Authorization" -> s"token ${token.accessToken}"
+          )
+        )
+  }
+
 }