> For the complete documentation index, see [llms.txt](https://docs.agenticflow.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.agenticflow.ai/changelog/office-hour-21-claude-sonnet-4-5-deep-dive-deepseek-3-2-glm-4-5.md).

# Office Hour #21: Claude Sonnet 4.5 Deep Dive + DeepSeek 3.2 & GLM 4.5

Published September 30th, 2025. This historical recap summarizes product updates, demos, and builder-facing improvements from the session.

## Recording

{% embed url="<https://www.youtube.com/watch?v=_p-EkfYGLMg>" %}

### Claude Sonnet 4.5

* Hands-on usage demonstration
* Practical tips and best practices
* Cloud Code setup (npm/global steps)

### Model Comparisons

* DeepSeek 3.2 highlights
* GLM 4.5 overview
* Price/performance analysis across models

### MCP Server Integration

* Tools via Cloud Code
* MCP endpoints & health checks inside flows
* Enhanced integration capabilities

### Multi-Agent Workflows

* Design, validate, and iterate workflows
* Workflow validation tool usage
* Competitor analysis workflow example

### System Prompt Management

* Self-updating prompts
* File-based prompt management
* Dynamic prompt handling

## Session Details

* \~53-minute replay with live demo
* Chapters and deep Q\&A
* Practical implementation examples

## Support

For reproducible product issues, email <support@agenticflow.ai> with workspace context, affected agent/workflow/template details, screenshots or screen recording, and steps to reproduce.