Opus 5.5 system prompt is ~0.5M tokens just by itself!

This is a dev post classified by Jev as AI dev tools (a tool drop), kept by the Dev Radar because it carries real work, not commentary.

Opus 5.5 system prompt is ~0.5M tokens just by itself! GPT-6 Sol codex sys prompt is ~70k tokens

Posted by Zain (8.3k followers) 1 h ago · 4 likes · 407 views · view the original post on X. Kept by the Dev Radar as AI dev tools. Tools mentioned: cl4r1t4s.

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