It would be a trade-off I'd consider if alternatives didn't exist, but they do. Someone down-thread mentioned Cloudflare Workers, which have a sensible pricing

It would be a trade-off I'd consider if alternatives didn't exist, but they do. Someone down-thread mentioned Cloudflare Workers, which have a sensible pricing model. These days I use Google Cloud Run, which gives me everything I wanted from Lambda but has model where you pay by CPU time rather than invocation time, and allows a CPU to handle multiple requests.