Chitram – Open-source image hosting with automatic AI tagging

Show HN: Chitram – Open-source image hosting with automatic AI tagging

Chitram – Open-source image hosting with automatic AI tagging operates in show hn launch.

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I wanted to learn distributed systems by building something real instead of just reading about them. So I built an image hosting service that automatically tags uploads using GPT-4o-mini vision.What it does: Upload an image → Celery worker picks it up → sends to OpenAI Vision API → tags get saved to PostgreSQL. Takes about 10 seconds, costs ~$0.004/image.Why I built it this way:I kept running into the same architecture decisions at work (swapping providers, handling async tasks, testing background workers) but never had full context. Building end-to-end gave me that.The hardest bug: my tests were passing but production failed. Turned out BackgroundTasks grab new database sessions, so the wor

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Website: chitram.io