Granite 4.2 8B
Summary
Granite 4.2 8B is an open-weight language model from IBM, released on 31 Aug 2026. It accepts text and generates text, with a 131K-token context window and up to 118K output tokens per response. As of 4 Oct 2026, the lowest listed API price is $0.06 per million input tokens and $0.25 per million output tokens (OpenRouter), across 1 provider we track.
Granite 4.2 8B is a dense reasoning model from IBM. It is suited for mathematics, code generation, multilingual dialogue, and agentic workflows that need multi-step reasoning. It supports full, low-effort,...
Last verified 4 Oct 2026. Every figure on this page links to its source.
Specifications
| Developer | IBM |
|---|---|
| Release date | 31 Aug 2026 [OpenRouter] |
| Status | Generally available |
| Weights | Open weights [Hugging Face] |
| License | apache-2.0 [Hugging Face] |
| Parameters | 8.8B [Hugging Face] |
| Context window | 131K (131,072 tokens) [OpenRouter] |
| Max output | 118K tokens [OpenRouter] |
| Input | Text [OpenRouter] |
| Output | Text [OpenRouter] |
| Reasoning mode | Yes [OpenRouter] |
| Tool calling | Yes [OpenRouter] |
| Structured output | Yes [OpenRouter] |
| Hugging Face | ibm-granite/granite-4.2-8b [Hugging Face] |
Granite 4.2 8B API pricing by provider
USD per million tokens. Sorted by input price.
| Provider | Input | Output | Cached input | Context | Source |
|---|---|---|---|---|---|
| OpenRouter ibm-granite/granite-4.2-8b | $0.06 | $0.25 | $0.01 | 131K | OpenRouter, 4 Oct 2026 |
Frequently asked questions
What is the context window of Granite 4.2 8B?
Granite 4.2 8B has a context window of 131,072 tokens (131K) and can generate up to 117,964 tokens in a single response, according to OpenRouter.
How much does the Granite 4.2 8B API cost?
Granite 4.2 8B is listed from $0.06 per million input tokens and $0.25 per million output tokens (OpenRouter). Prices last verified 4 Oct 2026.
Is Granite 4.2 8B open source?
Granite 4.2 8B is an open-weight model: its weights are published on Hugging Face as ibm-granite/granite-4.2-8b under the apache-2.0 license. Check the license terms before commercial use.
When was Granite 4.2 8B released?
IBM released Granite 4.2 8B on 31 Aug 2026, according to OpenRouter.
Change history
No changes detected since we started tracking this model. We re-check every source daily.