Whisper.cpp Tiny EN (Streaming)

Scoring

Primary metric: first_partial_latency · Tie-breakers: streaming_responsiveness, real_time_factor

Metrics: wer, real_time_factor, cpu_pct, ram_mb, first_partial_latency, first_final_latency, end_of_speech_latency, update_frequency, partial_stability, streaming_responsiveness

Changelog

• v1.0.0 — Initial whisper.cpp streaming profile — third streaming engine, first with real GPU (Metal) acceleration on this hardware (M5).

Full definition

{
  "id": "whispercpp-tiny-en-streaming",
  "version": "1.0.0",
  "title": "Whisper.cpp Tiny EN (Streaming)",
  "benchmark_type": "streaming",
  "language": "en-US",
  "runtime": {
    "name": "whisper-cpp",
    "min_version": "1.5.0"
  },
  "model": {
    "name": "whisper-tiny.en"
  },
  "configuration": {
    "threads": 4,
    "chunk_ms": 1000
  },
  "normalization": {
    "lowercase": true,
    "remove_punctuation": true,
    "expand_numbers": true,
    "ruleset_id": "goesb-en-v1"
  },
  "scoring": {
    "primary_metric": "first_partial_latency",
    "tie_breakers": [
      "streaming_responsiveness",
      "real_time_factor"
    ]
  },
  "metrics": [
    "wer",
    "real_time_factor",
    "cpu_pct",
    "ram_mb",
    "first_partial_latency",
    "first_final_latency",
    "end_of_speech_latency",
    "update_frequency",
    "partial_stability",
    "streaming_responsiveness"
  ],
  "overridable": {
    "chunk_ms": {
      "allowed": [
        250,
        500,
        1000,
        2000
      ]
    }
  },
  "changelog": [
    {
      "version": "1.0.0",
      "notes": "Initial whisper.cpp streaming profile — third streaming engine, first with real GPU (Metal) acceleration on this hardware (M5)."
    }
  ]
}