
Claude Vision: How Claude Understands Images
Claude vision reads screenshots, photos, charts, and diagrams — OCR, chart analysis, and UI debugging. What it does, where it works, and its limits.

Claude vision reads screenshots, photos, charts, and diagrams — OCR, chart analysis, and UI debugging. What it does, where it works, and its limits.
How Claude web search works — when Claude searches the live web versus answering from training, how to turn it on, and when to trust the citations.
Claude is the managed frontier — safety, polish, agentic coding; Qwen is Alibaba's open, multilingual, low-cost powerhouse you can self-host. An honest verdict.
Perplexity searches the live web and cites sources fast; Claude reasons deeper for writing, coding, and analysis. A task-by-task comparison of both tools.
Claude wins on frontier reasoning and coding depth; Mistral wins on open weights, self-hosting, EU data residency, and cost. A task-by-task comparison.
Claude is the managed frontier — closed weights, turnkey quality; Llama is Meta's open-weight family you self-host and fine-tune. An honest task-by-task verdict.
Sonnet delivers 97–99% of Opus's coding ability at roughly 40% of the price. Here's the benchmark data, the pricing math, and a simple decision framework.