Articles Tagged "Frontier Models"

US Ends Fable 5 Ban, Sets Jailbreak Severity Scale

US Ends Fable 5 Ban, Sets Jailbreak Severity Scale

The Trump administration lifted export controls on Anthropic's Fable 5 and Mythos 5 on June 30, restoring global access today while industry partners draft a four-dimension jailbreak severity framework.

Gemini 3.5 Pro

Gemini 3.5 Pro

Google DeepMind's upcoming flagship model with a 2M-token context window and Deep Think reasoning, announced at Google I/O 2026 and expected in July.

Claude Mythos 5

Claude Mythos 5

Claude Mythos 5 is the full release of Anthropic's restricted Mythos family - same weights as Fable 5 but without safety classifiers for cybersecurity and biology, at $10/M input and $50/M output tokens.

GPT-5.5-Cyber

GPT-5.5-Cyber

OpenAI's GPT-5.5-Cyber is a cybersecurity-specialized fine-tune of GPT-5.5, restricted to vetted defenders through the Daybreak Cyber Partner Program and rated 85.6% on the CyberGym benchmark.

Sakana Fugu

Sakana Fugu

Sakana AI's orchestrator model that dynamically coordinates Claude Opus 4.8, GPT-5.5, and Gemini 3.1 Pro to beat each of them individually on SWE-Bench Pro, GPQA-Diamond, and eight other benchmarks.