{
  "schema": "anvil-serving.benchmark-source-registry/v1",
  "observed_at": "2026-09-08",
  "sources": [
    {
      "url": "https://huggingface.co/Qwen/Qwen3.5-9B",
      "class": "official",
      "date": "2026-09-08",
      "observed_at": "2026-09-08",
      "date_kind": "observed",
      "age_class": "current-observed",
      "evidence_type": "official model identity",
      "hardware_engine_relevance": "model-family prior; local MLX result is separately retained",
      "impact": "Qwen3.5 identity and thinking-control prior"
    },
    {
      "url": "https://huggingface.co/Qwen/Qwen3.8-27B",
      "class": "official",
      "date": "2026-09-08",
      "observed_at": "2026-09-08",
      "date_kind": "observed",
      "age_class": "current-observed",
      "evidence_type": "official model identity",
      "hardware_engine_relevance": "model-family prior; local MLX result is separately retained",
      "impact": "Qwen3.8 identity prior"
    },
    {
      "url": "https://huggingface.co/mlx-community/Qwen3.5-9B-4bit/tree/8b2b98c00a6b4d291155e4890773ca8f769aee53",
      "class": "community-converted-artifact",
      "date": "2026-09-08",
      "observed_at": "2026-09-08",
      "date_kind": "observed",
      "age_class": "current-observed",
      "evidence_type": "exact converted artifact",
      "hardware_engine_relevance": "exact Apple M4 Max MLX lane artifact",
      "impact": "exact tested 9B artifact"
    },
    {
      "url": "https://huggingface.co/mlx-community/Qwen3.8-27B-4bit/tree/3e6447f082e89cc7f0bc6e5441afd38dfce760ff",
      "class": "community-converted-artifact",
      "date": "2026-09-08",
      "observed_at": "2026-09-08",
      "date_kind": "observed",
      "age_class": "current-observed",
      "evidence_type": "exact converted artifact",
      "hardware_engine_relevance": "exact Apple M4 Max MLX lane artifact",
      "impact": "exact tested 27B artifact; incomplete local compatibility evidence"
    },
    {
      "url": "https://huggingface.co/mlx-community/Qwen3.6-35B-A3B-4bit/tree/38740b847e4cb78f352aba30aa41c76e08e6eb46",
      "class": "community-converted-artifact",
      "date": "2026-04-16",
      "observed_at": "2026-09-08",
      "date_kind": "Hub created-or-modified metadata",
      "age_class": "historical-metadata; observed 2026-09-08",
      "evidence_type": "exact converted artifact",
      "hardware_engine_relevance": "exact Apple M4 Max MLX lane artifact",
      "impact": "exact tested 35B-A3B exploratory artifact"
    },
    {
      "url": "https://huggingface.co/LiquidAI/LFM2.5-8B-A1B",
      "class": "external-prior",
      "date": "2026-09-08",
      "observed_at": "2026-09-08",
      "date_kind": "observed",
      "age_class": "current-observed",
      "evidence_type": "official model card prior",
      "hardware_engine_relevance": "not locally measured; no MLX conclusion",
      "impact": "future candidate; Pythonic tool/reasoning tradeoff, not local evidence"
    },
    {
      "url": "https://github.com/huggingface/speech-to-speech/releases/tag/v1.0.0",
      "class": "official",
      "date": "2026-09-06",
      "observed_at": "2026-09-08",
      "date_kind": "published",
      "age_class": "current-release",
      "evidence_type": "official release",
      "hardware_engine_relevance": "not the native Anvil audio pipeline",
      "impact": "external package release; no change because Anvil uses its native pipeline"
    },
    {
      "url": "https://platform.openai.com/docs/api-reference/realtime-client-events#response/cancel",
      "class": "official",
      "date": "2026-09-08",
      "observed_at": "2026-09-08",
      "date_kind": "observed",
      "age_class": "current-observed",
      "evidence_type": "official API documentation",
      "hardware_engine_relevance": "protocol contract applies to the local Realtime client",
      "impact": "Realtime cancellation acknowledgement fence"
    },
    {
      "url": "https://github.com/remsky/Kokoro-FastAPI/releases/tag/v0.8.2",
      "class": "official",
      "date": "2026-09-05",
      "observed_at": "2026-09-08",
      "date_kind": "published",
      "age_class": "current-release",
      "evidence_type": "official release",
      "hardware_engine_relevance": "tested on Apple M4 Max MPS in an isolated candidate then deployed locally",
      "impact": "isolated candidate review and deployed local TTS runtime update; no LLM baseline change"
    },
    {
      "url": "https://huggingface.co/Qwen/Qwen3.6-35B-A3B",
      "class": "official",
      "date": "2026-09-08",
      "date_kind": "observed",
      "age_class": "current-observed",
      "evidence_type": "official model identity",
      "hardware_engine_relevance": "MoE model-family prior; pinned local MLX conversion and measured results are separate",
      "impact": "model-family source for bounded spoken challenger",
      "observed_at": "2026-09-08"
    },
    {
      "url": "https://pypi.org/project/mlx-lm/",
      "class": "official-package-metadata",
      "date": "2026-09-08",
      "date_kind": "observed",
      "age_class": "current-observed",
      "evidence_type": "package release metadata",
      "hardware_engine_relevance": "native Apple Silicon LLM server installed at 0.31.3",
      "impact": "installed MLX-LM already matched latest 0.31.3; no runtime upgrade needed",
      "observed_at": "2026-09-08"
    },
    {
      "url": "https://github.com/mudler/parakeet.cpp/releases/tag/v0.5.0",
      "class": "official",
      "date": "2026-08-01",
      "date_kind": "published",
      "age_class": "current-latest-tag; observed 2026-09-08",
      "evidence_type": "official release",
      "hardware_engine_relevance": "existing Metal STT runtime tag, preserved local ggml modifications",
      "impact": "latest tagged release already installed; no STT rebuild",
      "observed_at": "2026-09-08"
    }
  ]
}