IBM: Granite 4.1 8B
The IBM Granite 4.1 8B model is designed for handling text-based tasks with a context length of up to 131,072 tokens and can generate completions up to the same limit. It supports tools integration but lacks reasoning capabilities and structured output options. This model should be considered by users requiring extensive input handling and tool usage but who do not prioritize advanced reasoning or structured outputs. With a blended benchmark score of 10.4 across two independent tests, it performs moderately well; however, the pricing at $0.05 per million input tokens and $0.1 per million output tokens may make it less attractive for cost-sensitive applications, especially given its lower ranking in reasoning benchmarks.
Benchmark results
Independent, published benchmarks. Blended score 10.4 across 2 benchmarks, last refreshed 2026-07-31. How scoring works →
| Benchmark | Measures | Score |
|---|---|---|
| AI Index | broad capability composite | 11.0 |
| AI Index Coding | software engineering tasks | 15.7 |
- Model ID
- ibm-granite/granite-4.1-8b
- Vendor
- ibm-granite
- Released
- April 2026
- Tokenizer
- Other
- Input Modalities
- text
- Output Modalities
- text
- Max Output
- 131,072 tokens
- Tool Calling
- ✓ supported
- Structured Output
- ✓ supported
- Reasoning Mode
- not supported
- Vision
- text only
- Audio
- no
- Moderated
- no
What it costs in practice
Computed from the current $0.05/M input and $0.10/M output rates. Run your own numbers →
| Job | Tokens | Cost |
|---|---|---|
| Summarize a 50-page report | 30k in / 1.5k out | under $0.01 |
| Classify 1,000 customer emails | 500k in / 50k out | $0.03 |
| A month of a busy support chatbot | 5M in / 2M out | $0.45 |
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Quick answers
- How much does IBM: Granite 4.1 8B cost?
- $0.05 per million input tokens and $0.10 per million output tokens.
- What is IBM: Granite 4.1 8B's context window?
- 131,072 tokens, roughly 196 pages of text in a single request.
- Does IBM: Granite 4.1 8B support tool calling?
- It supports tool calling, structured output.
- Can IBM: Granite 4.1 8B process images?
- No, it is text-only on the input side.