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Three hosted routes to DeepSeek-V4-Pro-0813 publish three different cache prices, and DeepInfra's cache-write charge of $1.625 to $2.60 per million tokens sits on the model page, not on the pricing page.
Together AI's 18 August 2026 DeepSWE study priced a DeepSeek V4 Pro rollout at $0.24 and GPT-5.6 Sol at $8.37. Three days later OpenAI cut Sol to $4 and $20. The routing advice rests on both numbers.
DeepSeek released V4-Flash-Vision-Exp on 21 August 2026 at V4-Flash pricing. Images bill as input tokens with a 384-token ceiling each, and the peak window covers the entire Indian working morning.
DeepSeek's V4 rate card now has two prices for every token. Peak hours are 01:00-04:00 and 06:00-10:00 UTC, off-peak is half, and one of the two peak blocks lands inside the Indian working day.
On July 24, 2026 at 15:59 UTC, DeepSeek retires deepseek-chat and deepseek-reasoner, and calls using them then fail. Here is the exact migration to deepseek-v4-flash and deepseek-v4-pro.
Chinese-built AI models now run 30 to 46% of US enterprise API tokens, up from about 4.5% in early 2025, driven by prices 60 to 90% below OpenAI and Anthropic. The cost case and the governance risks to weigh.
US firms routed up to 46% of their OpenRouter tokens to Chinese open models in 2026 because they cost 60-90% less. Here is how DeepSeek, Qwen and GLM compare with OpenAI and Google on price, quality and risk.
Which AI model you can deploy is now a compliance decision. US export controls, the EU AI Act, government bans on Chinese models, and data-sovereignty rules are reshaping the choice in 2026. Five rules CTOs should know.
