Granite 4 Models by IBM Research
10 models2025–2026Up to 131K ctx
About
Granite 4 is a family of 10 AI models by IBM Research, released between 2025 and 2026.
Current Variants
Use-when guidance is derived from seed capabilities, context, release, and replacement fields.
10 in view
Granite 4.0 1B SpeechCurrent
Use when the workload needs audio and 1B parameters.
2026-03audio1B parameters
Granite 4.0 MicroCurrent
Use when the workload needs 128K context and 3B parameters.
2025-10128K context3B parameters
| Model | Use when | Released | Signals | Status |
|---|---|---|---|---|
| Granite 4.0 1B Speech | Use when the workload needs audio and 1B parameters. | 2026-03 | audio1B parameters | Current |
| Granite 4.0 | Use when provider availability and model metadata match the workload. | 2025-11 | — | Current |
| Granite 4.0 H 1B | Use when the workload needs 128K context. | 2025-10 | 128K context | Current |
| Granite 4.0 H 350M | Use when the workload needs 128K context. | 2025-10 | 128K context | Current |
| Granite 4.0 1B | Use when the workload needs 128K context. | 2025-10 | 128K context | Current |
| Granite 4.0 350M | Use when the workload needs 128K context. | 2025-10 | 128K context | Current |
| Granite 4.0 H Tiny | Use when the workload needs 128K context. | 2025-10 | 128K context | Current |
| Granite 4.0 H Small | Use when the workload needs 128K context. | 2025-10 | 128K context | Current |
| Granite 4.0 Micro | Use when the workload needs 128K context and 3B parameters. | 2025-10 | 128K context3B parameters | Current |
| Granite 4.0 H Micro | Use when the workload needs 131K context. | 2025-04 | 131K context | Current |
Release Timeline
4 release groups2026-03
1 current
Granite 4.0 1B Speech
Currentaudio1B parameters
2025-11
1 current
Current
2025-10
7 current
Granite 4.0 1B
Current128K context
Granite 4.0 350M
Current128K context
Granite 4.0 H 1B
Current128K context
Granite 4.0 H 350M
Current128K context
Granite 4.0 H Small
Current128K context
Granite 4.0 H Tiny
Current128K context
Granite 4.0 Micro
Current128K context3B parameters
2025-04
1 current
Granite 4.0 H Micro
Current131K context
Specifications(10 models)
| Model | Released | Context | Parameters |
|---|---|---|---|
| Granite 4.0 1B Speech | 2026-03 | — | 1B |
| Granite 4.0 | 2025-11 | — | — |
| Granite 4.0 H 1B | 2025-10 | 128K | ~1.5B |
| Granite 4.0 H 350M | 2025-10 | 128K | ~350M |
| Granite 4.0 1B | 2025-10 | 128K | ~1B |
| Granite 4.0 350M | 2025-10 | 128K | ~400M |
| Granite 4.0 H Tiny | 2025-10 | 128K | 7B total / 1B active |
| Granite 4.0 H Small | 2025-10 | 128K | 32B total / 9B active |
| Granite 4.0 Micro | 2025-10 | 128K | 3B |
| Granite 4.0 H Micro | 2025-04 | 131K | — |
Frequently Asked Questions
- What is Granite 4 used for?
- Granite 4 is used for audio and coding. The family description and listed model capabilities point to those workloads as the best fit.
- How does Granite 4 compare to IBM Granite Code?
- Granite 4 by IBM Research is strongest where you need audio, while IBM Granite Code by IBM Research is the closest related family to check for coding. Granite 4 has 10 listed variants and reaches up to 131K context, so compare the specs and pricing tables before choosing a production model.
- Which Granite 4 model should I use?
- If price is the main constraint, use the pricing table first because Granite 4 does not have complete provider pricing in the local data. For the most capable/latest local choice, evaluate Granite 4.0 H Micro with 131K context.
Related Model Families
Models(10)
Granite 4.0 1B Speech
2026-031B
Granite 4.0
2025-11
Open Source
Granite 4.0 H 1B
2025-10128K~1.5B
Open Source
Granite 4.0 H 350M
2025-10128K~350M
Open Source
Granite 4.0 1B
2025-10128K~1B
Open Source
Granite 4.0 350M
2025-10128K~400M
Open Source
Granite 4.0 H Tiny
2025-10128K7B total / 1B active
Open Source
Granite 4.0 H Small
2025-10128K32B total / 9B active
Open Source
Granite 4.0 Micro
2025-10128K3B
Open Source
Granite 4.0 H Micro
2025-04131K