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Cline supports accessing models through the Fireworks AI platform, which offers fast, cost-effective access to a wide range of state-of-the-art open-source language models. Built for speed and reliability, Fireworks AI provides serverless deployment options with OpenAI-compatible APIs and context windows up to 256,000 tokens. Website: https://fireworks.ai/

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Getting an API Key

  1. Sign Up/Sign In: Go to Fireworks AI and create an account or sign in.
  2. Navigate to API Keys: After logging in, go to the API Keys page in the account settings.
  3. Create a Key: Click “Create API key” and give your key a descriptive name (e.g., “Cline”).
  4. Copy the Key: Important: Copy the API key immediately. You will not be able to see it again. Store it securely.

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Supported Models

Cline supports the following Fireworks AI models:
  • accounts/fireworks/models/kimi-k2-instruct (Default)
  • accounts/fireworks/models/qwen3-235b-a22b-instruct-2507
  • accounts/fireworks/models/qwen3-coder-480b-a35b-instruct
  • accounts/fireworks/models/deepseek-r1-0528
  • accounts/fireworks/models/deepseek-v3
Model Details:
ModelContext WindowBest ForPricing (per 1M tokens)
Kimi K2128KGeneral tasks, agentic capabilities$0.60 input, $2.50 output
Qwen3 235B256KCost-effective general use$0.22 input, $0.88 output
Qwen3 Coder256KCode generation and debugging$0.45 input, $1.80 output
DeepSeek R1160KComplex reasoning, function calling$3.00 input, $8.00 output
DeepSeek V3128KStrong general performance$0.90 input, $0.90 output

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Configuration in Cline

  1. Open Cline Settings: Click the settings icon (⚙️) in the Cline panel.
  2. Select Provider: Choose “Fireworks AI” from the “API Provider” dropdown.
  3. Enter API Key: Paste your Fireworks AI API key into the “Fireworks AI API Key” field.
  4. Select Model: Choose your desired model from the “Model” dropdown. The default model is Kimi K2.

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Tips and Notes

  • Cost-Effective: Fireworks AI offers significantly lower pricing than proprietary models while maintaining competitive performance.
  • Large Context Windows: Most models support 128K-256K tokens, suitable for processing large documents and maintaining extended conversations.
  • OpenAI Compatibility: The provider uses an OpenAI-compatible API format with streaming support and usage tracking.
  • Rate Limits: Fireworks AI has usage-based rate limits. Monitor your usage in the dashboard and consider upgrading your plan if needed.
  • API Keys: Stored locally on your machine for security.
  • Pricing: See the Fireworks AI pricing page for current rates. Prices shown are per million tokens.
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