> Markdown version of [/videos/100415-no-single-model-to-rule-them-all-building-resilient-ai-agents-across-open-closed-llms?t=134](https://www.wearedevelopers.com/videos/100415-no-single-model-to-rule-them-all-building-resilient-ai-agents-across-open-closed-llms?t=134). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

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# No Single Model to Rule Them All: Building Resilient AI Agents Across Open & Closed LLMs

The era of relying on a single proprietary LLM is over. Build resilient, cost-effective AI agents by dynamically routing workloads across open and closed models.

- **Speakers:** [Emmanuel Acheampong](https://www.wearedevelopers.com/@emmanuel-acheampong)
- **Event:** World Congress 2026 North America
- **Published:** September 25, 2026
- **Duration:** 14:05
- **URL:** https://www.wearedevelopers.com/videos/100415-no-single-model-to-rule-them-all-building-resilient-ai-agents-across-open-closed-llms
- **Thumbnail URL:** https://customer-goifxnzhrq3d0d54.cloudflarestream.com/92b2f836d4c8cceb2a69d1d429a13473/thumbnails/thumbnail.jpg?time=136053ms

## Access

Playback and chapters for this video are available with a Free account.

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