DeepSeek V4 vs ChatGPT vs Claude: Is the Cheap Open AI Good Enough? (2026)
DeepSeek V4 vs ChatGPT vs Claude is a comparison more people are running in 2026 — and for one very simple reason: money. DeepSeek V4, the open-weight AI model from Chinese lab DeepSeek, delivers near-frontier performance at a price so low it almost looks like a typo — roughly 17 to 30 times cheaper than…