How to use Qwen3 Coder 480B A35B Instruct from Fireworks AI with API Key

Learn how to access and use Qwen3 Coder 480B A35B Instruct with your Fireworks AI API key through TypingMind. Get started with this powerful AI model in minutes.

Fireworks.ai is a high-performance generative AI platform that provides the fastest inference for open-source LLMs and multimodal models through a developer-friendly API.

The platform features a proprietary FireAttention engine delivering 50% faster speed and 250% higher throughput than standard engines, with support for popular models like LLaMA, Mixtral, DeepSeek, and Falcon. Key capabilities include serverless inference, advanced fine-tuning (LoRA, RLHF), function calling, batch processing, on-demand GPU access (NVIDIA H100/H200, AMD MI300X), and OpenAI-compatible APIs.

Official Documentation: https://fireworks.ai/docs/

Qwen3 Coder 480B A35B Instruct Overview

Model NameQwen3 Coder 480B A35B Instruct
ProviderFireworks AI
Model IDaccounts/fireworks/models/qwen3-coder-480b-a35b-instruct
Release DateJul 22, 2025
Last UpdatedJul 22, 2025
Context Window256,000 tokens
Max Output32,768 tokens
Pricing /1M tokens$0.45 input
$1.8 output
Input Modalitiestext
Output Modalitiestext
Capabilities
Tool CallingTemperature ControlOpen Weights

Complete Setup Guide

1

Get Your Fireworks AI API Key

First, you'll need to obtain an API key from Fireworks AI. This key allows you to access their AI models directly and pay only for what you use.

  1. Visit Fireworks AI's API console
  2. Sign up or log in to your account
  3. Navigate to the API keys section
  4. Generate a new API key (copy it immediately as some providers only show it once)
  5. Save your API key in a secure password manager or encrypted note

⚠️ Important: Keep your API key secure and never share it publicly. Store it safely as you'll need it to connect with TypingMind.

2

Configure TypingMind with Fireworks AI API Key

  1. Open TypingMind in your browser
  2. Click the "Settings" icon (gear symbol)
  3. Navigate to "Models" section
  4. Click "Add Custom Model"
  5. Fill in the model information:
    Name: accounts/fireworks/models/qwen3-coder-480b-a35b-instruct via Fireworks AI (or your preferred name)
    Endpoint: https://api.fireworks.ai/inference/v1/chat/completions
    Model ID: accounts/fireworks/models/qwen3-coder-480b-a35b-instruct
    Context Length: Enter the model's context window (e.g., 256000 for accounts/fireworks/models/qwen3-coder-480b-a35b-instruct)
    Fireworks AI Endpoint URL input fieldaccounts/fireworks/models/qwen3-coder-480b-a35b-instructhttps://api.fireworks.ai/inference/v1/chat/completionsaccounts/fireworks/models/qwen3-coder-480b-a35b-instruct via Fireworks AIhttps://www.typingmind.com/model-logo.webp256000
  6. Add custom headers by clicking "Add Custom Headers" in the Advanced Settings section:
    Authorization: Bearer <API_KEY>:
    X-Title: typingmind.com
    HTTP-Referer: https://www.typingmind.com
  7. Enable "Support Plugins (via OpenAI Functions)" if the model supports the "functions" or "tool_calls" parameter, or enable "Support OpenAI Vision" if the model supports vision.
  8. Click "Test" to verify the configuration
  9. If you see "Nice, the endpoint is working!", click "Add Model"
3

Start chatting with Qwen3 Coder 480B A35B Instruct

Now you can start chatting with Qwen3 Coder 480B A35B Instruct through TypingMind:

  • Select Qwen3 Coder 480B A35B Instruct from the model dropdown menu
  • Start typing your message in the chat input
  • Enjoy faster responses and better features than the official interface
  • Switch between different AI models as needed
The best frontend AI chat for accounts/fireworks/models/qwen3-coder-480b-a35b-instruct via OpenRouter API KeyThe best frontend AI chat for accounts/fireworks/models/qwen3-coder-480b-a35b-instruct via OpenRouter API Keyaccounts/fireworks/models/qwen3-coder-480b-a35b-instructThe best frontend AI chat for accounts/fireworks/models/qwen3-coder-480b-a35b-instruct via OpenRouter API Key

💡 Pro tips for better results:

Frequently Asked Questions

Do I need a subscription to use Qwen3 Coder 480B A35B Instruct?

No! With Fireworks AI API, you pay only for what you use with no monthly subscription. Add credits to your Fireworks AI account and pay as you go. TypingMind is also a one-time purchase, not a subscription.

How much will it cost to use Qwen3 Coder 480B A35B Instruct?

Qwen3 Coder 480B A35B Instruct costs $0.45/1M input tokens and $1.8/1M output tokens. A typical conversation might cost $0.01-0.10 depending on length.

Can I use other models besides Qwen3 Coder 480B A35B Instruct?

Yes! With Fireworks AI API + TypingMind, you can access all Fireworks AI models. Switch between them instantly in TypingMind.

Is my data private and secure?

Yes! TypingMind stores conversations locally (web version in browser, desktop version on your device). Fireworks AI handles API calls securely. Check Fireworks AI's data policy for specifics.

Can I use Qwen3 Coder 480B A35B Instruct for commercial projects?

Yes! Check Fireworks AI's terms of service for specific commercial use policies. TypingMind supports commercial use.