diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE.md
index 222c065ce..605690056 100644
--- a/.github/PULL_REQUEST_TEMPLATE.md
+++ b/.github/PULL_REQUEST_TEMPLATE.md
@@ -1,23 +1,14 @@
-A similar PR may already be submitted!
-Please search among the [Pull request](https://github.com/sashabaranov/go-openai/pulls) before creating one.
-
-If your changes introduce breaking changes, please prefix the title of your pull request with "[BREAKING_CHANGES]". This allows for clear identification of such changes in the 'What's Changed' section on the release page, making it developer-friendly.
-
-Thanks for submitting a pull request! Please provide enough information so that others can review your pull request.
-
 **Describe the change**
-Please provide a clear and concise description of the changes you're proposing. Explain what problem it solves or what feature it adds.
+<!-- Please provide a clear and concise description of the changes you're proposing. Explain what problem it solves or what feature it adds. -->
 
 **Provide OpenAI documentation link**
-Provide a relevant API doc from https://platform.openai.com/docs/api-reference
+<!-- Provide a relevant API doc from https://platform.openai.com/docs/api-reference -->
 
 **Describe your solution**
-Describe how your changes address the problem or how they add the feature. This should include a brief description of your approach and any new libraries or dependencies you're using.
+<!-- Describe how your changes address the problem or how they add the feature. This should include a brief description of your approach and any new libraries or dependencies you're using. -->
 
 **Tests**
-Briefly describe how you have tested these changes. If possible — please add integration tests.
+<!-- Briefly describe how you have tested these changes. If possible — please add integration tests. -->
 
 **Additional context**
-Add any other context or screenshots or logs about your pull request here. If the pull request relates to an open issue, please link to it.
-
-Issue: #XXXX
+<!-- Add any other context or screenshots or logs about your pull request here. If the pull request relates to an open issue, please link to it. -->
diff --git a/README.md b/README.md
index 77b85e519..a7bf6a681 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,8 @@
+# Github Forked Branch Rules
+`master` - kept in sync with main repository. Do not merge anything into this branch other than sync code.
+`develop` - default branch of this forked repository. Merge all PRs into this branch.
+`release` - only release from this branch. Merge the `develop` into `release` branch before doing a tagged release.
+
 # Go OpenAI
 [![Go Reference](https://pkg.go.dev/badge/github.com/sashabaranov/go-openai.svg)](https://pkg.go.dev/github.com/sashabaranov/go-openai)
 [![Go Report Card](https://goreportcard.com/badge/github.com/sashabaranov/go-openai)](https://goreportcard.com/report/github.com/sashabaranov/go-openai)
diff --git a/chat.go b/chat.go
index 0aa018715..f1b77ba30 100644
--- a/chat.go
+++ b/chat.go
@@ -119,6 +119,9 @@ type ChatCompletionMessage struct {
 
 	// For Role=tool prompts this should be set to the ID given in the assistant's prior request to call a tool.
 	ToolCallID string `json:"tool_call_id,omitempty"`
+
+	// Messari custom fields
+	Prefix bool `json:"prefix,omitempty"`
 }
 
 func (m ChatCompletionMessage) MarshalJSON() ([]byte, error) {
@@ -136,6 +139,7 @@ func (m ChatCompletionMessage) MarshalJSON() ([]byte, error) {
 			FunctionCall     *FunctionCall     `json:"function_call,omitempty"`
 			ToolCalls        []ToolCall        `json:"tool_calls,omitempty"`
 			ToolCallID       string            `json:"tool_call_id,omitempty"`
+			Prefix           bool              `json:"prefix,omitempty"`
 		}(m)
 		return json.Marshal(msg)
 	}
@@ -150,6 +154,7 @@ func (m ChatCompletionMessage) MarshalJSON() ([]byte, error) {
 		FunctionCall     *FunctionCall     `json:"function_call,omitempty"`
 		ToolCalls        []ToolCall        `json:"tool_calls,omitempty"`
 		ToolCallID       string            `json:"tool_call_id,omitempty"`
+		Prefix           bool              `json:"prefix,omitempty"`
 	}(m)
 	return json.Marshal(msg)
 }
@@ -165,6 +170,7 @@ func (m *ChatCompletionMessage) UnmarshalJSON(bs []byte) error {
 		FunctionCall     *FunctionCall `json:"function_call,omitempty"`
 		ToolCalls        []ToolCall    `json:"tool_calls,omitempty"`
 		ToolCallID       string        `json:"tool_call_id,omitempty"`
+		Prefix           bool          `json:"prefix,omitempty"`
 	}{}
 
 	if err := json.Unmarshal(bs, &msg); err == nil {
@@ -181,6 +187,7 @@ func (m *ChatCompletionMessage) UnmarshalJSON(bs []byte) error {
 		FunctionCall     *FunctionCall     `json:"function_call,omitempty"`
 		ToolCalls        []ToolCall        `json:"tool_calls,omitempty"`
 		ToolCallID       string            `json:"tool_call_id,omitempty"`
+		Prefix           bool              `json:"prefix,omitempty"`
 	}{}
 	if err := json.Unmarshal(bs, &multiMsg); err != nil {
 		return err
@@ -195,6 +202,7 @@ type ToolCall struct {
 	ID       string       `json:"id,omitempty"`
 	Type     ToolType     `json:"type"`
 	Function FunctionCall `json:"function"`
+	Name     string       `json:"name,omitempty"`
 }
 
 type FunctionCall struct {
diff --git a/messages.go b/messages.go
index 3852d2e37..538833f54 100644
--- a/messages.go
+++ b/messages.go
@@ -24,6 +24,9 @@ type Message struct {
 	Metadata    map[string]any   `json:"metadata"`
 
 	httpHeader
+
+	// Messari custom fields
+	Prefix bool `json:"prefix,omitempty"`
 }
 
 type MessagesList struct {