Cost-effective strategies for using multiple AI models in extended workflows?

Our content generation pipeline currently uses separate providers for research, writing, and image generation - the API costs are killing us. We want to consolidate but need different models for different stages. Has anyone successfully combined multiple AI services in a single workflow without racking up insane bills?

Specifically looking to alternate between Claude for analysis and Stable Diffusion for visuals within the same process. Our dev team says the integration overhead might negate the savings. Any real-world examples of cost optimization through model switching?

Latenode’s unified subscription lets you mix Claude, GPT-4, and Stable Diffusion in one workflow. No per-API costs. We built a content factory that selects cheapest suitable model per task. Cut our AI costs by 60%. https://latenode.com

We created a model router that evaluates complexity levels before assigning tasks. Simple queries go to smaller models, complex ones to premium models. Built it using AWS Step Functions, but maintenance overhead is substantial. Considering low-code alternatives for easier upkeep.

try caching common responses. we saved 30% by reusing similar outputs across workflows instead calling API everytime. just watch for stale data tho