Show HN: Rails engine for building production-ready LLM agents(github.com)

    class SearchAgent < ApplicationAgent
        model "gpt-4o"
    
        reliability do
            retries max: 3, backoff: :exponential
            fallback_models "gpt-4o-mini", "claude-3-5-sonnet"
        end
    
        param :query, required: true
    
        def user_prompt
            "Extract search intent from: #{query}"
        end
    end

    result = SearchAgent.call(query: "red shoes under $50")
    result.content      # structured response
    result.total_cost   # $0.00025