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Vercel AI SDK Updates DeepSeek V4 Flash Vision Exp and Gateway Webhook Handling

The Vercel AI SDK has been updated to version 7.0.74, introducing support for DeepSeek V4 Flash Vision Exp image input and Files API, alongside new webhook handling for video models in the gateway.

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Source · Aug 21, 2026, 3:45 PM · On Illumora · Aug 21, 2026, 3:57 PM

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Read the source →Vercel AI SDK Changelog — Release @ai-sdk/workflow-harness@1.0.82 · vercel/ai
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The Vercel AI SDK has released updates, with the core ai package reaching version 7.0.74. This release includes enhancements for multimodal capabilities and gateway functionality.

Key Points

  • The Vercel AI SDK ai package is updated to version 7.0.74.
  • DeepSeek V4 Flash Vision Exp image input is now supported.
  • The DeepSeek V4 Flash Vision Exp Files API is also supported.
  • The @ai-sdk/gateway package is updated to version 4.0.60.
  • The gateway now implements handleWebhookOption for video models.
  • This allows generateVideo({ webhook }) to register a factory URL as the gateway's callbackUrl.
  • The gateway will await delivery instead of falling back to polling for video generation.

Context

According to the Vercel AI SDK Changelog, the updates include specific feature additions. The @ai-sdk/deepseek package, now at version 3.0.30, gains support for DeepSeek V4 Flash Vision Exp image input and its associated Files API. Concurrently, the @ai-sdk/gateway package, updated to 4.0.60, introduces a mechanism for handling webhooks with video models. This mechanism registers a specified callbackUrl for video generation requests, enabling an await-delivery approach rather than polling.

Why It Matters

These updates expand the multimodal capabilities available to developers using the Vercel AI SDK, particularly for image and video processing with DeepSeek V4 Flash Vision Exp. The new webhook handling for video models in the gateway offers a more efficient method for managing asynchronous video generation tasks, potentially reducing latency and resource consumption associated with polling.

What To Do

  • Review the Vercel AI SDK documentation for details on integrating DeepSeek V4 Flash Vision Exp image input and Files API.
  • Explore the updated @ai-sdk/gateway package to understand the new handleWebhookOption for video models.
  • Test the generateVideo({ webhook }) functionality to observe the change from polling to awaiting delivery.
  • Note the specific package versions: ai@7.0.74, @ai-sdk/deepseek@3.0.30, and @ai-sdk/gateway@4.0.60.