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Articles for tag: AI models, Argon, batch processing, code, functions, Gemini, OpenRouter, OpenWebUI, Opus 5.5

Captain Walker

Technology
OPUS 5.5 logo with orange radial emblem

Claude Opus 5.5 set up in OpenWebUI

These notes record a working session on Claude Opus 5.5 (hereafter O5.5), released in the third week of September 2026. The session began with a question about its new token pricing. It ended with prompt caching configured and confirmed in OpenWebUI. If you don’t know about OpenWebUI and you’re a luddite incapable of learning, kindly ...