Question 1

What does this Gemma 4 E4B IT vs GPT-5.6 Sol comparison cover?

Accepted Answer

It brings together documented inputs and outputs, token limits, deployment terms and available pricing. When both models have source-linked, verified results on a shared benchmark, those results are shown with their individual sources. The comparison is a starting point for evaluating your own workload.

Question 2

Which is cheaper: Gemma 4 E4B IT or GPT-5.6 Sol?

Accepted Answer

Gemma 4 E4B IT lists $0.04 input and $0.20 output per 1M tokens. GPT-5.6 Sol lists $5.00 input and $30.00 output. The cheaper workload depends on the mix of input and output. Long-context tiers, caching, batch processing and retries can change the bill.

Question 3

Which has the larger context window: Gemma 4 E4B IT or GPT-5.6 Sol?

Accepted Answer

Gemma 4 E4B IT lists 131.07K tokens and GPT-5.6 Sol lists 1.05M. GPT-5.6 Sol therefore has the larger recorded context window, but capacity alone is not a quality score.

Question 4

Which is faster: Gemma 4 E4B IT or GPT-5.6 Sol?

Accepted Answer

There is no matched speed measurement for both models with the same source, host, region and date. Test the same prompts at your expected concurrency and measure time to the first useful response as well as complete task time.

Question 5

What input and output types do Gemma 4 E4B IT and GPT-5.6 Sol support?

Accepted Answer

Gemma 4 E4B IT records text, image, audio input and text output. GPT-5.6 Sol records text, image, pdf input and text output. “Not documented” means the current source record is incomplete; it does not prove that a modality is unsupported.

Question 6

Should I choose Gemma 4 E4B IT or GPT-5.6 Sol?

Accepted Answer

Consider Gemma 4 E4B IT if you need a lower listed input rate or a lower listed output rate. Consider GPT-5.6 Sol if you need larger context or larger maximum output. Gemma 4 E4B IT offers downloadable weights; GPT-5.6 Sol is listed as a proprietary model. Compare licence terms and operating costs before choosing a deployment. Test both on the same representative examples and judge the output against your acceptance criteria. Include tool failures, retries and the time to a completed task.

Specification	Gemma 4 E4B IT	GPT-5.6 Sol
Provider	Google	OpenAI
Listed pricing route	Google	OpenAI
Model family	gemma	gpt-sol
Accepted inputs	text, image, audio	text, image, pdf
Produced outputs	text	text
Context window	131.07K	1.05MHigher
Max output	8.19K	128KHigher
Input price / 1M	$0.04Lower	$5.00
Output price / 1M	$0.20Lower	$30.00
Reasoning mode	Documented	Documented
Tool calling	Documented	Documented
Image input	Documented	Documented
Audio input	Documented	Not documented
Structured output	Documented	Documented
License	Open weights	Proprietary

Gemma 4 E4B IT vs GPT-5.6 Sol

Gemma 4 E4B IT

GPT-5.6 Sol

Key differences

Pricing, limits and capabilities

Which model should you choose?

Documentation and model profiles

Questions people ask

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