AI Streamer
Pick a landscape or portrait influencer, or upload a single-person photo. Once live, just talk into your mic, e.g. ask her name, and she answers you in real time. You can type too.
Allow microphone access in your browser. Capture this window in OBS to stream it anywhere.
≈43 credits/min, billed per second, stops when you hang up; up to 10 min per stream. Free if it never comes online.