{"slug": "ai-pricing-this-week-deepseek-gets-cheaper-claude-sonnet-5-gets-pricier", "title": "AI Pricing This Week: DeepSeek Gets Cheaper, Claude Sonnet 5 Gets Pricier", "summary": "DeepSeek V4 Flash has exited preview at $0.14/$0.28 per million tokens, outperforming its larger Pro model on agentic benchmarks with an 82.7% score on Terminal-Bench. Meanwhile, Anthropic's Claude Sonnet 5 introductory pricing ends September 1, with the headline price rising from $2 to $3 per million tokens, but a new tokenizer adding up to 35% more tokens, making the real-world cost increase closer to 2x.", "body_md": "Two pricing stories dropped this week that are worth a pause if you're building on LLM APIs.\n\nDeepSeek V4 Flash left preview at **$0.14 / $0.28 per million tokens** (input/output) — and it's beating its own larger Pro model on agentic benchmarks, hitting **82.7% on Terminal-Bench**. That's a smaller, cheaper model outperforming its own bigger sibling on agent tasks.\n\nAnthropic's introductory pricing for Claude Sonnet 5 ends September 1. The headline price rises from **$2 to $3 per million tokens** — but the bigger change is under the hood: a new tokenizer adds **up to 35% more tokens** for the same text. Combine the two and the real-world cost increase is closer to **2x**, not 1.5x.\n\nIf your stack leans on frontier models by default, this is a good week to:\n\nCheap isn't always what it looks like on the label, and expensive doesn't always show up as a sticker price change — sometimes it's a tokenizer.\n\n*Sources: llm-stats.com, aitoolsrecap.com*", "url": "https://wpnews.pro/news/ai-pricing-this-week-deepseek-gets-cheaper-claude-sonnet-5-gets-pricier", "canonical_source": "https://dev.to/abhishek_sharma_a9792aee8/ai-pricing-this-week-deepseek-gets-cheaper-claude-sonnet-5-gets-pricier-3aec", "published_at": "2026-08-03 05:07:13+00:00", "updated_at": "2026-08-03 05:39:59.021104+00:00", "lang": "en", "topics": ["large-language-models", "ai-products", "ai-infrastructure"], "entities": ["DeepSeek", "Anthropic", "Claude Sonnet 5", "DeepSeek V4 Flash", "Terminal-Bench", "llm-stats.com", "aitoolsrecap.com"], "alternates": {"html": "https://wpnews.pro/news/ai-pricing-this-week-deepseek-gets-cheaper-claude-sonnet-5-gets-pricier", "markdown": "https://wpnews.pro/news/ai-pricing-this-week-deepseek-gets-cheaper-claude-sonnet-5-gets-pricier.md", "text": "https://wpnews.pro/news/ai-pricing-this-week-deepseek-gets-cheaper-claude-sonnet-5-gets-pricier.txt", "jsonld": "https://wpnews.pro/news/ai-pricing-this-week-deepseek-gets-cheaper-claude-sonnet-5-gets-pricier.jsonld"}}