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granite-4.1-8b vs OpenAI: gpt-oss-120b

Try both on us. Starter credit covers your first requests, then one key routes granite-4.1-8b and gpt-oss-120b. Switch by changing the model name.

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

granite-4.1-8b has the lower published input-plus-output rate. gpt-oss-120b has more Credits provider routes, the larger context window and the lower measured p50 time to first token.

$0.15825/1Mgranite-4.1-8b cheapest route

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

1297 msgranite-4.1-8b fastest measured p50 TTFT via neurometric

1033 msOpenAI: gpt-oss-120b fastest measured p50 TTFT via cerebras

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.

granite-4.1-8bOpenAI: gpt-oss-120b

Model idibm-granite/granite-4.1-8bopenai/gpt-oss-120b

PublisherIBM OpenAI

AI IQ — IQ 98#132

Context32,768 tokens131,072 tokens

Credits provider routes124

Cheapest route$0.15825/1M$0.211/1M

Cached inputNot published$0.015825/1M to $0.1055/1M

Privacy postureprovider posture varieshas Confidential route (E2EE + ZDR)

Fastest measured p50 TTFT1297 ms via neurometric1033 ms via cerebras

Highest measured throughputnot enough data132 tok/s via amazon-bedrock

Recent route uptime range100.00%88.31% to 100.00%

Modes chat chat

granite-4.1-8b routes

Overview1 Credits routes

OpenAI: gpt-oss-120b routes

Overview24 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="ibm-granite/granite-4.1-8b",
    messages=messages,
)

Questions

Which should I use, granite-4.1-8b or OpenAI: gpt-oss-120b?

granite-4.1-8b has the lower published input-plus-output rate. gpt-oss-120b has more Credits provider routes, the larger context window and the lower measured p50 time to first token.

Is granite-4.1-8b or OpenAI: gpt-oss-120b cheaper?

The current cheapest TrustedRouter route is $0.15825/1M for granite-4.1-8b and $0.211/1M for OpenAI: gpt-oss-120b. The comparison uses current catalog prices and updates as provider pricing changes.

Is granite-4.1-8b or OpenAI: gpt-oss-120b faster?

Current measured p50 time to first token is 1297 ms for granite-4.1-8b and 1033 ms for OpenAI: gpt-oss-120b. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test granite-4.1-8b 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 ibm-granite/granite-4.1-8b and openai/gpt-oss-120b. This makes side-by-side evals possible without maintaining two provider integrations.