Anthropic's Hacker AI, Meta's Muse Spark & ChatGPT's $100 Pro Tier

On AI RADAR: **Anthropic**'s "Claude Mythos Preview" is a zero-day hacking AI restricted to defensive cyber. **Meta** drops **Muse Spark**, a closed model rivaling GPT Pro. **OpenAI** targets "vibe coders" with a $100/mo Pro tier. Plus: **Google** AI hallucinations & **Nvidia** Vera Rubin chips.Sources:• Anthropic AI: https://www.theguardian.com/technology/2026/apr/10/anthropic-new-ai-tool-has-implications-for-us-all-whether-we-can-use-it-or-not• Meta Muse Spark: https://www.theguardian.com/technology/2026/apr/09/meta-debuts-new-ai-model-in-first-test-of-costly-superintelligence-team• ChatGPT Pro: https://venturebeat.com/ai/openai-introduces-chatgpt-pro-100-tier-with-5x-usage-limits-for-codex-compared-to-plus/• Google Overviews: https://futurism.com/the-byte/google-ai-overviews-misinformation-scale-unprecedented• Nvidia Vera Rubin: https://venturebeat.com/ai/nvidia-introduces-vera-rubin-a-seven-chip-ai-platform-with-openai-anthropic-and-meta-on-board/