# Pearl Gemma 4 31B Instruct vs Inkling FP4

Pearl Gemma 4 31B Instruct is not currently in the Allocate serving catalog, so this page lists no prices for it: every price on this site comes from the live catalog.

## Specifications

| | Pearl Gemma 4 31B Instruct | Inkling FP4 |
| --- | --- | --- |
| Lab | Pearl AI | Thinking Machines |
| Access | Not served on Allocate | Open weights |
| Context window | n/a | 512K tokens |
| List price, input | Not served | $1 / M tokens |
| List price, output | Not served | $4.05 / M tokens |
| Cached input | n/a | $0.17 / M tokens |
| License | Not listed | Apache 2.0 |
| Fine-tunable | Yes | Yes |

Specifications and provider list prices from the Allocate catalog, checked 2026-09-12.

## Choose Pearl Gemma 4 31B Instruct for

- Long-document reasoning
- Open-weight fine-tuning
- Mid-size general work

## Choose Inkling FP4 for

- Fine-tuning under a permissive license (Apache 2.0)
- Published cached-input pricing ($0.17 per M tokens)

## Common questions

### Which has the bigger context window?

Inkling FP4: 524,288 tokens (512K) against an unlisted window for Pearl Gemma 4 31B Instruct.

### Can I fine-tune Pearl Gemma 4 31B Instruct or Inkling FP4?

Both publish open weights (Pearl Gemma 4 31B Instruct: Not listed; Inkling FP4: Apache 2.0), so both can be fine-tuned. On Allocate the trained weights stay inside your boundary and belong to you.

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[HTML page](https://allocate.network/compare/pearl-gemma-4-31b-it-vs-thinkingmachines-inkling) · [Pearl Gemma 4 31B Instruct](https://allocate.network/models/pearl-gemma-4-31b-it.md) · [Inkling FP4](https://allocate.network/models/thinkingmachines-inkling.md) · [Machine-readable catalog](https://allocate.network/catalog.json)