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DeepSeek V4 Pro at 5% the cost of Claude – what it takes to close the gap

DeepSeek V4 Pro at 5% the cost of Claude – what it takes to close the gaphowardchen.substack.com

DeepSeek V4 Pro costs 5–7× less than Claude Sonnet 4 per token. In real coding workflows, it achieves about 90% of Claude's performance but requires a custom harness to close the gap.

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Jun 16, 7:59 PM
DeepSeek V4 Pro at 5% the cost of Claude – what it takes to close the gap — AIBriefs