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AI IntelligenceSep 5, 2026AI Intelligence
Article

OpenAI says GPT-6 Astra hallucinates less than its predecessor and blocks 99.99% of direct prompt injections.

But hidden prompt injections in documents still succeed in 8.5% of scenarios, compared with 4.8% for Claude Opus 5.

Data Cube AI EditorialSource: The Decoder
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Source Brief

OpenAI says GPT-6 Astra hallucinates less than its predecessor and blocks 99.99% of direct prompt injections. But hidden prompt injections in documents still succeed in 8.5% of scenarios, compared with 4.8% for Claude Opus 5.