Crate fluxtokens 

FluxTokens SDK

Official Rust SDK for the FluxTokens API - Access GPT-4.1, Gemini 2.5 and more at 30% lower cost than competitors.

Quick Start

use fluxtokens::{Client, ChatCompletionRequest, Message};

#[tokio::main]
async fn main() -> Result<(), fluxtokens::Error> {
    let client = Client::new("sk-flux-your-api-key");

    let response = client.chat().completions().create(
        ChatCompletionRequest::new("gpt-4.1-mini")
            .messages(vec![
                Message::user("Hello!")
            ])
    ).await?;

    println!("{}", response.choices[0].message.content.as_ref().unwrap());
    Ok(())
}

Structs

AssistantMessage

Assistant message in response

ChatCompletionChunk

Streaming chunk

ChatCompletionRequest

Chat completion request

ChatCompletionResponse

Chat completion response

Choice

A completion choice

Client

FluxTokens API Client

DeltaMessage

Delta message in streaming

FunctionCall

Function call details

ImageUrl

Image URL details

InputAudio

Audio input details

Message

A message in the conversation

ModelInfo

Information about a model

StreamChoice

Streaming choice

ToolCall

Tool call from the model

Usage

Token usage information

VideoUrl

Video URL details

Enums

ContentPart

A part of multimodal content

Error

Error type for FluxTokens API

MessageContent

Message content - either text or multimodal parts

Constants

DEFAULT_BASE_URL

Default base URL for the FluxTokens API

DEFAULT_MAX_RETRIES

Default maximum retries

DEFAULT_TIMEOUT

Default timeout in seconds

Statics

MODELS

Available models