OpenAI compatible API · Attested · Public status

nvidia/Gemma-4-31B-IT-NVFP4 vs OpenAI: gpt-oss-120b

gpt-oss-120b has the lower published input-plus-output rate and more Credits provider routes. There is not enough recent probe data to compare speed. Compare price, speed, context, and privacy.

Verify gateway

Onebase URL to migrate

100sof models and routes

0prompt or output logs. Always.

Compare routesProviders, price, context, and policy posture in one view.

Use auto when uptime mattersKeep a primary model and let fallback handle provider failures.

Same API shapeUse the OpenAI client and set the model you want.

Practical read

Monthly evidence

gpt-oss-120b has the lower published input-plus-output rate and more Credits provider routes. There is not enough recent probe data to compare speed.

$0.5697/1Mnvidia/Gemma-4-31B-IT-NVFP4 cheapest route

$0.211/1MOpenAI: gpt-oss-120b cheapest route

not enough datanvidia/Gemma-4-31B-IT-NVFP4 fastest measured p50 TTFT

934 msOpenAI: gpt-oss-120b fastest measured p50 TTFT via akashml

The price comparison adds each route's rate for one million input tokens and one million output tokens; your cost depends on your input/output mix. Prices and live route measurements can change. Use the monthly reports when you need a stable evidence window, then run a small task-specific eval before choosing a production default.

nvidia/Gemma-4-31B-IT-NVFP4OpenAI: gpt-oss-120b

Model idgoogle/gemma-4-31b-it-nvfp4openai/gpt-oss-120b

Publisher Google AI Studio OpenAI

AI IQ — IQ 98#126

Context0 tokens131,072 tokens

Credits provider routes123

Cheapest route$0.5697/1M$0.211/1M

Cached input$0.07385/1M$0.015825/1M to $0.1055/1M

Privacy postureprovider posture varieshas Confidential route (E2EE + ZDR)

Fastest measured p50 TTFTnot enough data934 ms via akashml

Highest measured throughputnot enough datanot enough data

Recent route uptime rangenot enough data0.00% to 100.00%

Modes chat chat

nvidia/Gemma-4-31B-IT-NVFP4 routes

Overview1 Credits routes

OpenAI: gpt-oss-120b routes

Overview23 Credits routes
PricingInput, cached input, and output rates
ProvidersAll serving providers

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Production choice

Pick a default model. Keep fallback enabled.

TrustedRouter is useful when you know the model you want, but still need provider rollover, budget limits, usage records, and a prompt path you can verify.

OpenAI clientPython

client = OpenAI(
    base_url="https://api.trustedrouter.com/v1",
    api_key="sk-tr-v1-..."
)

response = client.chat.completions.create(
    model="google/gemma-4-31b-it-nvfp4",
    messages=messages,
)

Questions

Which should I use, nvidia/Gemma-4-31B-IT-NVFP4 or OpenAI: gpt-oss-120b?

gpt-oss-120b has the lower published input-plus-output rate and more Credits provider routes. There is not enough recent probe data to compare speed.

Is nvidia/Gemma-4-31B-IT-NVFP4 or OpenAI: gpt-oss-120b cheaper?

The current cheapest TrustedRouter route is $0.5697/1M for nvidia/Gemma-4-31B-IT-NVFP4 and $0.211/1M for OpenAI: gpt-oss-120b. The comparison uses current catalog prices and updates as provider pricing changes.

Is nvidia/Gemma-4-31B-IT-NVFP4 or OpenAI: gpt-oss-120b faster?

Current measured p50 time to first token is not enough data for nvidia/Gemma-4-31B-IT-NVFP4 and 934 ms for OpenAI: gpt-oss-120b. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test nvidia/Gemma-4-31B-IT-NVFP4 and OpenAI: gpt-oss-120b with the same API?

Yes. Use the same OpenAI-compatible TrustedRouter base URL and API key, then change only the model id between google/gemma-4-31b-it-nvfp4 and openai/gpt-oss-120b. This makes side-by-side evals possible without maintaining two provider integrations.