Comparisons /

GPT-5.5 vs Pearl Gemma 4 31B Instruct

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.

GPT-5.5P Pearl Gemma 4 31B Instruct
LabOpenAIPearl AI
AccessAPI onlyNot served on Allocate
Context window400K tokensn/a
List price, input$5 / M tokensNot served
List price, output$30 / M tokensNot served
Cached input$0.5 / M tokensn/a
LicenseProprietary APINot listed
Fine-tunableNoYes

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

Choose GPT-5.5 for

  • Complex tool-using agents
  • Code generation
  • General assistants
GPT-5.5 details →

Choose Pearl Gemma 4 31B Instruct for

  • Long-document reasoning
  • Open-weight fine-tuning
  • Mid-size general work
Pearl Gemma 4 31B Instruct details →

Common questions

Which has the bigger context window?

GPT-5.5: 400,000 tokens (400K) against an unlisted window for Pearl Gemma 4 31B Instruct.

Can I fine-tune GPT-5.5 or Pearl Gemma 4 31B Instruct?

Pearl Gemma 4 31B Instruct publishes open weights (Not listed) and can be fine-tuned on your own data. GPT-5.5 is a closed model served over API; its weights are not available.

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Run the numbers on your workload

Or do not choose. On Allocate a route name is the contract: point yours at one model today, swap to the other tomorrow, and compare them on your live traffic with per-token metering.