diff --git a/apps/labrinth/src/auth/mod.rs b/apps/labrinth/src/auth/mod.rs
index 953d978c5..4e51d86d7 100644
--- a/apps/labrinth/src/auth/mod.rs
+++ b/apps/labrinth/src/auth/mod.rs
@@ -85,6 +85,7 @@ impl actix_web::ResponseError for AuthenticationError {
         HttpResponse::build(self.status_code()).json(ApiError {
             error: self.error_name(),
             description: self.to_string(),
+            details: None,
         })
     }
 }
diff --git a/apps/labrinth/src/auth/oauth/errors.rs b/apps/labrinth/src/auth/oauth/errors.rs
index 06656a52e..09691afe8 100644
--- a/apps/labrinth/src/auth/oauth/errors.rs
+++ b/apps/labrinth/src/auth/oauth/errors.rs
@@ -105,6 +105,7 @@ impl actix_web::ResponseError for OAuthError {
             HttpResponse::build(self.status_code()).json(ApiError {
                 error: &self.error_type.error_name(),
                 description: self.error_type.to_string(),
+                details: None,
             })
         }
     }
diff --git a/apps/labrinth/src/models/error.rs b/apps/labrinth/src/models/error.rs
index 28f737c16..354c96ab7 100644
--- a/apps/labrinth/src/models/error.rs
+++ b/apps/labrinth/src/models/error.rs
@@ -5,4 +5,6 @@ use serde::{Deserialize, Serialize};
 pub struct ApiError<'a> {
     pub error: &'a str,
     pub description: String,
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub details: Option<serde_json::Value>,
 }
diff --git a/apps/labrinth/src/queue/payouts/mural.rs b/apps/labrinth/src/queue/payouts/mural.rs
index d825bff3e..d90d8c7f4 100644
--- a/apps/labrinth/src/queue/payouts/mural.rs
+++ b/apps/labrinth/src/queue/payouts/mural.rs
@@ -177,7 +177,7 @@ impl PayoutsQueue {
             )
             .await
             .map_err(|err| match err {
-                MuralError::Api(err) => ApiError::Request(err.into()),
+                MuralError::Api(err) => ApiError::Mural(Box::new(err)),
                 err => ApiError::Internal(
                     eyre!(err).wrap_err("failed to create payout request"),
                 ),
diff --git a/apps/labrinth/src/routes/mod.rs b/apps/labrinth/src/routes/mod.rs
index ca55240b8..5b4c1f086 100644
--- a/apps/labrinth/src/routes/mod.rs
+++ b/apps/labrinth/src/routes/mod.rs
@@ -161,6 +161,8 @@ pub enum ApiError {
     RateLimitError(u128, u32),
     #[error("Error while interacting with payment processor: {0}")]
     Stripe(#[from] stripe::StripeError),
+    #[error(transparent)]
+    Mural(#[from] Box<muralpay::ApiError>),
 }
 
 impl ApiError {
@@ -201,6 +203,7 @@ impl ApiError {
                 Self::Stripe(..) => "stripe_error",
                 Self::TaxProcessor(..) => "tax_processor_error",
                 Self::Slack(..) => "slack_error",
+                Self::Mural(..) => "mural_error",
             },
             description: match self {
                 Self::Internal(e) => format!("{e:#?}"),
@@ -208,6 +211,10 @@ impl ApiError {
                 Self::Auth(e) => format!("{e:#?}"),
                 _ => self.to_string(),
             },
+            details: match self {
+                Self::Mural(err) => serde_json::to_value(err.clone()).ok(),
+                _ => None,
+            },
         }
     }
 }
@@ -249,6 +256,7 @@ impl actix_web::ResponseError for ApiError {
             Self::Stripe(..) => StatusCode::FAILED_DEPENDENCY,
             Self::TaxProcessor(..) => StatusCode::INTERNAL_SERVER_ERROR,
             Self::Slack(..) => StatusCode::INTERNAL_SERVER_ERROR,
+            Self::Mural(..) => StatusCode::BAD_REQUEST,
         }
     }
 
diff --git a/apps/labrinth/src/routes/not_found.rs b/apps/labrinth/src/routes/not_found.rs
index 2da930bd7..4d9840050 100644
--- a/apps/labrinth/src/routes/not_found.rs
+++ b/apps/labrinth/src/routes/not_found.rs
@@ -5,6 +5,7 @@ pub async fn not_found() -> impl Responder {
     let data = ApiError {
         error: "not_found",
         description: "the requested route does not exist".to_string(),
+        details: None,
     };
 
     HttpResponse::NotFound().json(data)
diff --git a/apps/labrinth/src/routes/v3/project_creation.rs b/apps/labrinth/src/routes/v3/project_creation.rs
index 4984adbd5..61376e5b0 100644
--- a/apps/labrinth/src/routes/v3/project_creation.rs
+++ b/apps/labrinth/src/routes/v3/project_creation.rs
@@ -151,6 +151,7 @@ impl actix_web::ResponseError for CreateError {
                 CreateError::LimitReached => "limit_reached",
             },
             description: self.to_string(),
+            details: None,
         })
     }
 }
diff --git a/apps/labrinth/src/search/mod.rs b/apps/labrinth/src/search/mod.rs
index 663e1a83f..78e9941ea 100644
--- a/apps/labrinth/src/search/mod.rs
+++ b/apps/labrinth/src/search/mod.rs
@@ -53,6 +53,7 @@ impl actix_web::ResponseError for SearchError {
                 SearchError::FormatError(..) => "invalid_input",
             },
             description: self.to_string(),
+            details: None,
         })
     }
 }