Granite 4.1 8B vs VibeVoice ASR Streaming 1.5B
At a Glance
| Compare |  VibeVoice ASR Streaming 1.5BMicrosoft | |
|---|---|---|
| Pricing and Limits | ||
| Input priceFrom · USD / 1M tokens | $0.050Openrouter ↗ · Sep 4, 2026 | Not reported |
| Output priceFrom · USD / 1M tokens | $0.10Openrouter ↗ · Sep 4, 2026 | Not reported |
| Context windowMaximum documented tokens | 131K | Not reported |
| Model facts checked | Aug 28, 2026View model evidence → | Sep 2, 2026View model evidence → |
Token prices are the lowest available sourced USD rates; input and output may use different providers. Cost ranking estimates output spend on LiveBench, not a full request bill. Ranking methodology →
Available Benchmarks
Side-by-Side Facts
| Field | granite-4.1-8b | VibeVoice-ASR-Streaming-1.5B |
|---|---|---|
| Developer | IBM | Microsoft |
| Family | Granite 4 1 8b | Vibevoice ASR Streaming |
| Model | granite-4.1-8b | VibeVoice-ASR-Streaming-1.5B |
| Version | granite-4.1-8b | VibeVoice-ASR-Streaming-1.5B |
| Lifecycle | active | active |
| Released | 2026-04-29 | 2026-09-03 |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text | Audio |
| Output modalities | Text | Text |
| Context window | 131K | Unknown |
| Total parameters | 8.8B | 2.8B |
| Active parameters | Unknown | Unknown |
| License | apache-2.0 | mit |
| Open weights | Yes | Yes |
| API available | Yes | No |
| Self-hostable | Yes | Yes |
| Provider access | Openrouter (Standard) | Unknown |
| Capabilities | chat, generation, tools | diarization, hotwords, multilingual, streaming, transcription |
| Streaming chunk | Unknown | 22 frames |
| Streaming lookahead | Unknown | 4 frames |
| Supported languages | Unknown | Chinese, English, French, German, Italian, Japanese, Korean, Portuguese, Russian, Spanish |
| Target sample rate | Unknown | 24000 Hz |
Granite 4.1 8B Capabilities
VibeVoice ASR Streaming 1.5B Capabilities
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Primary Evidence
Sources and Freshness
Questions
Granite 4.1 8B vs VibeVoice ASR Streaming 1.5B FAQs
Is Granite 4.1 8B or VibeVoice ASR Streaming 1.5B better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Granite 4.1 8B and VibeVoice ASR Streaming 1.5B, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Granite 4.1 8B or VibeVoice ASR Streaming 1.5B?+
Only Granite 4.1 8B has a directly sourced input price: $0.050 per million tokens. Only Granite 4.1 8B has a directly sourced output price: $0.10 per million tokens.
Which has a larger context window, Granite 4.1 8B or VibeVoice ASR Streaming 1.5B?+
Neither model has a larger sourced context window in this comparison. Granite 4.1 8B is 131K and VibeVoice ASR Streaming 1.5B is —.
Which performs better in benchmarks, Granite 4.1 8B or VibeVoice ASR Streaming 1.5B?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can Granite 4.1 8B or VibeVoice ASR Streaming 1.5B be self-hosted?+
Both models have the same recorded self-hosting status: supported. Granite 4.1 8B is open weight; VibeVoice ASR Streaming 1.5B is open weight.
Can Granite 4.1 8B and VibeVoice ASR Streaming 1.5B understand images?+
Granite 4.1 8B is not documented with image input; VibeVoice ASR Streaming 1.5B is not documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Granite 4.1 8B or VibeVoice ASR Streaming 1.5B?+
Neither has a larger sourced maximum output. Granite 4.1 8B is — and VibeVoice ASR Streaming 1.5B is —.
Do Granite 4.1 8B and VibeVoice ASR Streaming 1.5B support reasoning and tool use?+
Granite 4.1 8B: tool calling. VibeVoice ASR Streaming 1.5B: none of these features are definitively sourced. Feature support does not establish relative quality.
Which is available from more inference providers, Granite 4.1 8B or VibeVoice ASR Streaming 1.5B?+
Granite 4.1 8B has 1 sourced provider route; VibeVoice ASR Streaming 1.5B has 0, so Granite 4.1 8B has broader tracked availability.
Which offers better value, Granite 4.1 8B or VibeVoice ASR Streaming 1.5B?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.