All Implemented Interfaces:
```
public final class ChatCompletionMessageParam

                    
```
Developer-provided instructions that the model should follow, regardless of messages sent by the user. With o1 models and newer, developer messages replace the previous system messages.

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description
`public interface`	`ChatCompletionMessageParam.Visitor`	An interface that defines how to map each variant of ChatCompletionMessageParam to a value of type T.

Field Summary

Fields
Modifier and Type	Field	Description

Constructor Summary

Constructors
Constructor	Description

Enum Constant Summary

Enum Constants
Enum Constant	Description

Method Summary

Modifier and Type	Method	Description
`final Optional<ChatCompletionDeveloperMessageParam>`	`developer()`	Developer-provided instructions that the model should follow, regardless of messages sent by the user.
`final Optional<ChatCompletionSystemMessageParam>`	`system()`	Developer-provided instructions that the model should follow, regardless of messages sent by the user.
`final Optional<ChatCompletionUserMessageParam>`	`user()`	Messages sent by an end user, containing prompts or additional context information.
`final Optional<ChatCompletionAssistantMessageParam>`	`assistant()`	Messages sent by the model in response to user messages.
`final Optional<ChatCompletionToolMessageParam>`	`tool()`
`final Optional<ChatCompletionFunctionMessageParam>`	`function()`
`final Boolean`	`isDeveloper()`
`final Boolean`	`isSystem()`
`final Boolean`	`isUser()`
`final Boolean`	`isAssistant()`
`final Boolean`	`isTool()`
`final Boolean`	`isFunction()`
`final ChatCompletionDeveloperMessageParam`	`asDeveloper()`	Developer-provided instructions that the model should follow, regardless of messages sent by the user.
`final ChatCompletionSystemMessageParam`	`asSystem()`	Developer-provided instructions that the model should follow, regardless of messages sent by the user.
`final ChatCompletionUserMessageParam`	`asUser()`	Messages sent by an end user, containing prompts or additional context information.
`final ChatCompletionAssistantMessageParam`	`asAssistant()`	Messages sent by the model in response to user messages.
`final ChatCompletionToolMessageParam`	`asTool()`
`final ChatCompletionFunctionMessageParam`	`asFunction()`
`final Optional<JsonValue>`	`_json()`
`final <T extends Any> T`	`accept(ChatCompletionMessageParam.Visitor<T> visitor)`
`final ChatCompletionMessageParam`	`validate()`
`final Boolean`	`isValid()`
`Boolean`	`equals(Object other)`
`Integer`	`hashCode()`
`String`	`toString()`
`final static ChatCompletionMessageParam`	`ofDeveloper(ChatCompletionDeveloperMessageParam developer)`	Developer-provided instructions that the model should follow, regardless of messages sent by the user.
`final static ChatCompletionMessageParam`	`ofSystem(ChatCompletionSystemMessageParam system)`	Developer-provided instructions that the model should follow, regardless of messages sent by the user.
`final static ChatCompletionMessageParam`	`ofUser(ChatCompletionUserMessageParam user)`	Messages sent by an end user, containing prompts or additional context information.
`final static ChatCompletionMessageParam`	`ofAssistant(ChatCompletionAssistantMessageParam assistant)`	Messages sent by the model in response to user messages.
`final static ChatCompletionMessageParam`	`ofTool(ChatCompletionToolMessageParam tool)`
`final static ChatCompletionMessageParam`	`ofFunction(ChatCompletionFunctionMessageParam function)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Method Detail

developer
```
 final Optional<ChatCompletionDeveloperMessageParam> developer()
```
Developer-provided instructions that the model should follow, regardless of messages sent by the user. With o1 models and newer, developer messages replace the previous system messages.

system
```
 final Optional<ChatCompletionSystemMessageParam> system()
```
Developer-provided instructions that the model should follow, regardless of messages sent by the user. With o1 models and newer, use developer messages for this purpose instead.

user
```
 final Optional<ChatCompletionUserMessageParam> user()
```
Messages sent by an end user, containing prompts or additional context information.

assistant

 final Optional<ChatCompletionAssistantMessageParam> assistant()

Messages sent by the model in response to user messages.

tool

 final Optional<ChatCompletionToolMessageParam> tool()

function

@Deprecated(message = "deprecated") final Optional<ChatCompletionFunctionMessageParam> function()

isDeveloper
```
 final Boolean isDeveloper()
```

isSystem
```
 final Boolean isSystem()
```

isUser
```
 final Boolean isUser()
```

isAssistant
```
 final Boolean isAssistant()
```

isTool
```
 final Boolean isTool()
```

isFunction

@Deprecated(message = "deprecated") final Boolean isFunction()

asDeveloper
```
 final ChatCompletionDeveloperMessageParam asDeveloper()
```
Developer-provided instructions that the model should follow, regardless of messages sent by the user. With o1 models and newer, developer messages replace the previous system messages.

asSystem
```
 final ChatCompletionSystemMessageParam asSystem()
```
Developer-provided instructions that the model should follow, regardless of messages sent by the user. With o1 models and newer, use developer messages for this purpose instead.

asUser
```
 final ChatCompletionUserMessageParam asUser()
```
Messages sent by an end user, containing prompts or additional context information.

asAssistant
```
 final ChatCompletionAssistantMessageParam asAssistant()
```
Messages sent by the model in response to user messages.

asTool

 final ChatCompletionToolMessageParam asTool()

asFunction

@Deprecated(message = "deprecated") final ChatCompletionFunctionMessageParam asFunction()

_json
```
 final Optional<JsonValue> _json()
```

accept

 final <T extends Any> T accept(ChatCompletionMessageParam.Visitor<T> visitor)

validate

 final ChatCompletionMessageParam validate()

isValid
```
 final Boolean isValid()
```

equals
```
 Boolean equals(Object other)
```

hashCode
```
 Integer hashCode()
```

toString
```
 String toString()
```

ofDeveloper
```
 final static ChatCompletionMessageParam ofDeveloper(ChatCompletionDeveloperMessageParam developer)
```
Developer-provided instructions that the model should follow, regardless of messages sent by the user. With o1 models and newer, developer messages replace the previous system messages.

ofSystem
```
 final static ChatCompletionMessageParam ofSystem(ChatCompletionSystemMessageParam system)
```
Developer-provided instructions that the model should follow, regardless of messages sent by the user. With o1 models and newer, use developer messages for this purpose instead.

ofUser

 final static ChatCompletionMessageParam ofUser(ChatCompletionUserMessageParam user)

Messages sent by an end user, containing prompts or additional context information.

ofAssistant

 final static ChatCompletionMessageParam ofAssistant(ChatCompletionAssistantMessageParam assistant)

Messages sent by the model in response to user messages.

ofTool

 final static ChatCompletionMessageParam ofTool(ChatCompletionToolMessageParam tool)

ofFunction

@Deprecated(message = "deprecated") final static ChatCompletionMessageParam ofFunction(ChatCompletionFunctionMessageParam function)

Class ChatCompletionMessageParam

Nested Class Summary

Field Summary

Constructor Summary

Enum Constant Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

Method Detail

developer

system

user

assistant

tool

function

isDeveloper

isSystem

isUser

isAssistant

isTool

isFunction

asDeveloper

asSystem

asUser

asAssistant

asTool

asFunction

_json

accept

validate

isValid

equals

hashCode

toString

ofDeveloper

ofSystem

ofUser

ofAssistant

ofTool

ofFunction