LLM Reference

Granite Speech 4.1 2B Plus

Released
2026-04-29
Last refreshed
2026-04-30
Status
Researched 45d ago
Open SourceCommercial use allowedMultimodalVision

Granite Speech 4.1 2B Plus has model metadata, but missing tracked provider pricing keeps it from being a default production pick.

Use it for

  • Teams evaluating vision

Do not use it for

  • Cost-sensitive launches that need sourced token pricing
  • Strict JSON or tool-calling flows
  • Teams that need a tracked hosted API route today
Specifications
Released
2026-04-29
Parameters
2B
Specialization
speech-recognition
Openness
Open source
License
Apache 2.0(OSI)Commercial use allowed
Created by

Creating reliable and adaptable AI solutions

Armonk, New York, United States
Founded 1945
Website
Pricing

No tracked provider token pricing is available yet.

About

IBM Granite Speech 4.1 2B Plus is an enhanced speech-to-text model supporting ASR (automatic speech recognition), speaker-attributed ASR with speaker labels, and word-level timestamps. Extends the base Granite Speech 4.1 2B with richer transcription features including keyword list biasing (KWB) and incremental decoding. Achieves 5.71% average WER on the HuggingFace Open ASR Leaderboard. Supports English, French, German, Spanish, and Portuguese. Apache 2.0 license.

Granite Speech 4.1 2B Plus is an open-source model in the Granite 4.1 family. The structured metadata tracks multimodal input and audio. No headline benchmark score is tracked for Granite Speech 4.1 2B Plus yet.

Top use-case fit

Vision

Included by capability and metadata signals in the decision map.

Provider price ladder

No tracked provider token pricing is available for this model yet.

Capabilities

MultimodalAudio

Benchmark peer barsfor Vision

No task-mapped benchmark peers are available for this model yet.

Migration checks

No linked migration route is available for this model yet.