I recently discovered that OpenRouter was utilizing my Google AI Studio account key. Consequently, the $300 in trial credits I had there were depleted...

I'm looking into this as well. Here's what the OpenRouter documentation states regarding caching: OpenRouter Documentation Prompt Caching -...

It's worth mentioning that callin.io can transmit all data to LangSmith, which allows for cost tracking, and that's how we're utilizing it. docs....