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The Noorain Nexus — Independent analysis of AI, robotics and the engineering behind them

Noorain Fathima25 Oct 2026 · 13 min read

Prompt Injection: Why It Cannot Be Filtered, and What Works Instead

Prompt injection tops the OWASP LLM risk list because instructions and data share one channel. Why filtering fails, which architectural defences hold, and what the research actually reports.

A single text channel carrying both system instructions and untrusted document content into a language model

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A token price list overlaid on an electricity transmission tower, linking inference pricing to power infrastructure

LLM Token Pricing Is a Facilities Question

Emerging Technology

Output costs five times input because decode is memory-bound. Batch costs half because utilisation is the provider's central problem. Beneath both sits a floor made of power contracts and grid queues.

25 Oct 2026 · 12 min read

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The Brief

Recent reporting from across the industry, selected and summarised automatically.