DeepSeek V4.1 Flash 1017 Ultrafast now available on AI Gateway
Vercel’s AI Gateway now offers DeepSeek V4.1 Flash 1017 Ultrafast via Fireworks, enabling rapid token generation for interactive coding and agentic workflows with a 1M-token context window.
DeepSeek V4.1 Flash 1017 Ultrafast has been added to Vercel’s AI Gateway, accessible through Fireworks. The model delivers over 1,000 tokens per second, making it suitable for applications requiring swift output generation and quick transitions between steps. It processes the October 17 update of DeepSeek V4.1 Flash through Fireworks’ accelerated serverless endpoint, optimizing performance for real-time interactions.
The model features a 1-million-token context window, allowing it to handle large codebases and extended inputs efficiently. It is available in public preview without session limits or waitroom restrictions, enabling immediate access for developers. Users can integrate it into workflows via coding agents like Claude Code, Codex, and Cursor by installing the latest Vercel CLI and configuring the agent to select the specified model.
AI Gateway provides a unified API for model access, usage tracking, and cost management, along with features like retries, failover, and performance optimizations to enhance uptime. The service includes Zero Data Retention support, custom reporting, API key budgets, and routing rules to streamline model deployment and monitoring.
Pricing for AI Gateway reflects provider costs with no additional markup, and no platform fee is charged on inference, including Bring Your Own Key requests. Developers can explore the model in the AI Gateway playground or view the full list of available language models through the platform.