I built an agent Harness for Small Models. I got Qwen 3.5 4b managing servers.
This is something I've been working on, I like playing around with smaller local models but found most agent harness's not well suited for them. The failure modes across different model family's tend to be the same: Failed tool calls Poor varication of environment variables Poor
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This story from Reddit r/LocalLLaMA is relevant to the Open Source branch of the AI ecosystem and may affect models, products, or research direction.
Technical breakdown
This is something I've been working on, I like playing around with smaller local models but found most agent harness's not well suited for them. The failure modes across different model family's tend to be the same: Failed tool calls Poor varication of environment variables Poor recovery on common failure modals Small model tend to pause/halt during generation with local backend Poor state trackin
Business impact
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