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[ARTICLE · art-35805] src=pub.towardsai.net ↗ pub= topic=large-language-models verified=true sentiment=↓ negative

Thinking Tokens Are Not Free. Most Pipelines Treat Them Like They Are.

Agentic pipelines using advanced reasoning models like OpenAI GPT-5.x, Claude Opus/Sonnet 4.x, and Gemini 3/2.5 incur hidden costs from thinking tokens, which most pipelines fail to account for, leading to unexpected expenses and inefficiencies.

read1 min views42 publishedJun 21, 2026

The hidden ops problem inside agentic pipelines using OpenAI GPT-5.x and o-series, Claude Opus/Sonnet 4.x, Gemini 3/2.5 reasoning models… Continue reading on Towards AI »

source & further reading
pub.towardsai.net — original article LangGraph Workflows: Sequential & Parallel Replace Guesswork with Statistics for Testing Your LLM Applications. Evolution of LLMs
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