Claude Platform Docs

C# API reference

Messages

Create a Message
Message Messages.Create(parameters, cancellationToken = default)
POST/v1/messages

Send a structured list of input messages with text and/or image content, and the model will generate the next message in the conversation.

Count tokens in a Message
MessageTokensCount Messages.CountTokens(parameters, cancellationToken = default)
POST/v1/messages/count_tokens

Count the number of tokens in a Message.

Models

List Models
ModelListPage Models.List(parameters, cancellationToken = default)
GET/v1/models

List available models.

Get a Model
ModelInfo Models.Retrieve(parameters, cancellationToken = default)
GET/v1/models/{model_id}

Get a specific model.

Files

Upload File
FileMetadata Files.Upload(parameters, cancellationToken = default)
POST/v1/files
List Files
FileListPage Files.List(parameters, cancellationToken = default)
GET/v1/files
Download File
HttpResponse Files.Download(parameters, cancellationToken = default)
GET/v1/files/{file_id}/content
Get File Metadata
FileMetadata Files.RetrieveMetadata(parameters, cancellationToken = default)
GET/v1/files/{file_id}
Delete File
DeletedFile Files.Delete(parameters, cancellationToken = default)
DELETE/v1/files/{file_id}

Skills

Create Skill
Skill Skills.Create(parameters, cancellationToken = default)
POST/v1/skills
List Skills
SkillListPage Skills.List(parameters, cancellationToken = default)
GET/v1/skills
Get Skill
Skill Skills.Retrieve(parameters, cancellationToken = default)
GET/v1/skills/{skill_id}
Delete Skill
DeletedSkill Skills.Delete(parameters, cancellationToken = default)
DELETE/v1/skills/{skill_id}