Anthropic's Claude Opus 4.8 is here with 3X cheaper fast mode and near-Mythos level alignment

Opus 4.8 shows a growing tendency to reason explicitly about how its outputs will be graded, including in environments where it wasn't told it was being evaluated.
The Next Web

Anthropic’s Claude Opus 4.8 is its most honest AI model yet, and Mythos is coming in weeks

Anthropic releases Claude Opus 4.8 with sharper judgement and fewer uncaught code flaws. Mythos-class models coming in weeks. Series H raises $65B at $965B valuation.
Tech Times

OpenAI Codex Becomes Desktop Agent: Controls Mac Apps, Watches Screen, Runs on Mobile

Over a six-week stretch in spring 2026, OpenAI rebuilt what its Codex product actually is. On April 16, the company released a major Codex update titled “Codex for (almost) everything,” ...
Tech Times

llama.cpp GGUF Parser Flaws: Critical Integer Overflow Enables Arbitrary Reads in Every Local AI Stack

GGUF parser vulnerabilities disclosed May 15, 2026 include a critical integer overflow that lets any malicious model file trigger arbitrary memory reads — affecting Ollama, LM Studio, and every local ...
Technuter

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