diff --git a/src/transformer_backends/anthropic.rs b/src/transformer_backends/anthropic.rs
index 5406e44..58f9ffb 100644
--- a/src/transformer_backends/anthropic.rs
+++ b/src/transformer_backends/anthropic.rs
@@ -1,3 +1,5 @@
+use std::collections::HashMap;
+
 use anyhow::Context;
 use serde::Deserialize;
 use serde_json::{json, Value};
@@ -52,6 +54,9 @@ struct AnthropicChatMessage {
 struct AnthropicChatResponse {
     content: Option<Vec<AnthropicChatMessage>>,
     error: Option<Value>,
+    #[serde(default)]
+    #[serde(flatten)]
+    pub other: HashMap<String, Value>,
 }
 
 impl Anthropic {
@@ -103,7 +108,10 @@ impl Anthropic {
         } else if let Some(mut content) = res.content {
             Ok(std::mem::take(&mut content[0].text))
         } else {
-            anyhow::bail!("Uknown error while making request to OpenAI")
+            anyhow::bail!(
+                "Uknown error while making request to Anthropic: {:?}",
+                res.other
+            )
         }
     }
 
diff --git a/src/transformer_backends/mistral_fim.rs b/src/transformer_backends/mistral_fim.rs
index bddc906..93f5c72 100644
--- a/src/transformer_backends/mistral_fim.rs
+++ b/src/transformer_backends/mistral_fim.rs
@@ -97,7 +97,10 @@ impl MistralFIM {
         } else if let Some(choices) = res.choices {
             Ok(choices[0].message.content.clone())
         } else {
-            anyhow::bail!("Unknown error while making request to OpenAI")
+            anyhow::bail!(
+                "Unknown error while making request to MistralFIM: {:?}",
+                res.other
+            );
         }
     }
 }
diff --git a/src/transformer_backends/open_ai/mod.rs b/src/transformer_backends/open_ai/mod.rs
index 53d1d52..405f36b 100644
--- a/src/transformer_backends/open_ai/mod.rs
+++ b/src/transformer_backends/open_ai/mod.rs
@@ -1,3 +1,5 @@
+use std::collections::HashMap;
+
 use anyhow::Context;
 use serde::Deserialize;
 use serde_json::{json, Value};
@@ -64,6 +66,9 @@ struct OpenAICompletionsChoice {
 struct OpenAICompletionsResponse {
     choices: Option<Vec<OpenAICompletionsChoice>>,
     error: Option<Value>,
+    #[serde(default)]
+    #[serde(flatten)]
+    pub other: HashMap<String, Value>,
 }
 
 #[derive(Deserialize)]
@@ -75,6 +80,9 @@ pub struct OpenAIChatChoices {
 pub struct OpenAIChatResponse {
     pub choices: Option<Vec<OpenAIChatChoices>>,
     pub error: Option<Value>,
+    #[serde(default)]
+    #[serde(flatten)]
+    pub other: HashMap<String, Value>,
 }
 
 impl OpenAI {
@@ -130,7 +138,10 @@ impl OpenAI {
         } else if let Some(mut choices) = res.choices {
             Ok(std::mem::take(&mut choices[0].text))
         } else {
-            anyhow::bail!("Uknown error while making request to OpenAI")
+            anyhow::bail!(
+                "Uknown error while making request to OpenAI: {:?}",
+                res.other
+            )
         }
     }
 
@@ -170,7 +181,10 @@ impl OpenAI {
         } else if let Some(choices) = res.choices {
             Ok(choices[0].message.content.clone())
         } else {
-            anyhow::bail!("Unknown error while making request to OpenAI")
+            anyhow::bail!(
+                "Unknown error while making request to OpenAI: {:?}",
+                res.other
+            )
         }
     }