Changelog | November, 2024

Audio Input Support via API for GPT 4o Audio Models

November 5th, 2024

We’ve added audio input capabilities via our API for the following models:

• gpt-4o-audio-preview
• gpt-4o-audio-preview-2024-10-01

You can now pass audio input to these models using a base64 encoded data URL.

You can read more about audio input capabilities for these models in OpenAI’s documentation.

To learn more about how to use audio input with Vellum, read our documentation.

Support for Anthropic’s Updated Haiku 3.5 Model

November 5th, 2024

We’ve added support for Anthropic’s Haiku 3.5 10-22-2024 model.

Anthropic’s Claude Haiku 3.5 /api-reference/prompts/execute-prompt#request.body.inputs.CHAT_HISTORY.value.content.AUDIO.type