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DeepSeek V4.1 Flash 1017 Ultrafast Launches on AI Gateway with 1,000+ Tokens Per Second

·2026.11.07 09:00

Key point

The model features a 1M-token context window and is available in public preview without waitrooms or session limits.

Details

  • DeepSeek V4.1 Flash 1017 Ultrafast is now available on AI Gateway via Fireworks, generating upwards of 1,000 tokens per second.
  • The model supports a 1M-token context window for large codebases and long inputs.
  • It is available in public preview without a waitroom or session time limit.
  • AI Gateway reflects provider pricing with no markup and does not charge a platform fee on inference, including Bring Your Own Key (BYOK) requests.
  • Users can access the model by setting deepseek/deepseek-v4.1-flash-1017-ultrafast as the model name or via the model playground.
  • The platform includes built-in custom reporting, Zero Data Retention support, budgets for API keys, and routing rules.
llminferenceverceldeepseekfireworksai-gateway
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