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🪶 How to slim down the prompt and spend fewer credits in Github Copilot

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post Gerardo Rentería Blog

Gerardo Renteria · 2026-06-04 · 2,140 words · about 10 min

"Repetir el mismo prompt esperando que mejore solo rara vez converge y siempre cuesta."

Quotes

  • “Repetir el mismo prompt esperando que mejore solo rara vez converge y siempre cuesta.” (Cautions against blind iteration as a problem-solving strategy, emphasizing the need to diagnose issues before retrying)

Context

  • Features: GitHub AI Credits token-based billing, Chat modes (Ask, Plan, Agent), Model selection and reasoning effort adjustment, VS Code profiles for environment isolation, Tool and extension management, Cache optimization for token reuse, Billing preview feature

Source: Gerardo Renteria, community blog. Summary, key points and quotes are derived (CONTENT-NOTICE.md); read the original for the full text.