Frontier lab releases, open-source checkpoints, multimodal systems, inference stacks, and model capability shifts.
Anthropic’s Claude Opus 5 is the newest frontier model on public trackers
OpenPublic model trackers list Claude Opus 5 as the most recent tracked frontier release, dated July 24, 2026. Another tracker places Anthropic’s latest tracked frontier entry at Claude Sonnet 5, released June 30, 2026, indicating the rapid pace of updates across the Anthropic line.[1][3]
Qwen3.7 Plus and Gemma 4 12B appear among the newest tracked model releases
OpenA frontier model tracker lists Qwen3.7 Plus from Alibaba on June 1, 2026, and Gemma 4 12B from Google on June 3, 2026. The same tracker also shows recent activity from NVIDIA, Cohere, and OpenBMB, underscoring continued breadth in the model ecosystem.[2]
Moonshot AI’s Kimi K3 and xAI’s Grok 4.5 were highlighted in July release coverage
OpenRecent release coverage describes Kimi K3 as a 2.8T MoE model with a 1M-token context window and Grok 4.5 as a July 16 release. The same coverage also notes multiple major model launches in a short period, emphasizing the compressed release cycle.[7][10]
