# Tagged perplexity

> Announcements and real-world deployments of AI, checked against their sources and scored: open-weights releases, decision models in the wild, and what is actually in use.

- [Perplexity releases pplx-decider, an Apache-2.0 27B decision model](https://shipped.anth.us/decisions/perplexity-pplx-decider/index.md): pplx-decider-v1 and v1.1 are open-weight 27B models that return probabilities for fixed answers. Built on Qwen3.8-27B. (2026-10-01)