Route 80% of AI Work to Open-Weight Models

10 Aug 2026 · 1 min

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This content was created by Eric Siu. This content was uploaded by Eric Siu. This is a YouTube video titled "Route 80% of AI Work to Open-Weight Models" (created 2026-08-10) featuring Eric Siu giving a talk/monologue about using open-weight (open-source) large models (examples: GLM 5.2, KIMI K3) for cost savings in marketing and content generation. He explains potential 25–100x cost savings versus frontier models (Anthropic, OpenAI), recommends a routing strategy (roughly 5% frontier models for top strategic work, 15% paid subscriptions, ~80% open weights), and mentions tools like OpenRouter while noting some tasks still require more powerful models.

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Open weights are basically these open source models. You can use like a GLM 5.2 or a KIMI K3 as of this recording. These are strong open weights. When you use these, when you think about the cost savings, you're talking about 25 to even 100x savings on these open weights. A lot of people are talking about why should I pay the frontier models like Anthropic and OpenAI if we can get these open weights? This matters for marketing because if you think about when you're generating a ton of creative volume, you think about you're generating maybe AEO SEO pages, you think you're generating all these, all the strategy. My stance on this is that 5% of your— the strongest strategic thoughts that you have It should go to the frontier model. That's where the most expensive stuff is. 15% goes to maybe you're paying subscriptions and then maybe 80% goes to these open weights. There's plenty of things that you can use right now, like OpenRouter to kind of handle this, but everything is downstream because marketing costs a lot of money. Keep in mind, you're talking about a 25 to 100x savings. But that's not to say that you should use your open weights for, for everything, because sometimes you do need more powerful weights.