OpenAI compatible API · Attested · Public status

Meta: Llama 3.1 8B Instruct vs OpenAI: gpt-oss-120b

Meta: Llama 3.1 8B Instruct vs gpt-oss-120b: compare current API pricing, context, provider routes, privacy, p50 latency, and OpenAI-compatible access.

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

Meta: Llama 3.1 8B Instruct has the lower cheapest prompt+completion route on TrustedRouter. OpenAI: gpt-oss-120b has more provider fallback routes, while Meta: Llama 3.1 8B Instruct has the larger context window. Current TrustedRouter probes show OpenAI: gpt-oss-120b with the lower p50 TTFT.

$0.0735/1MMeta: Llama 3.1 8B Instruct cheapest route

$0.21735/1MOpenAI: gpt-oss-120b cheapest route

1450 msMeta: Llama 3.1 8B Instruct fastest measured p50 TTFT via telnyx

969 msOpenAI: gpt-oss-120b fastest measured p50 TTFT via parasail

Meta: Llama 3.1 8B InstructOpenAI: gpt-oss-120b

Model idmeta-llama/llama-3.1-8b-instructopenai/gpt-oss-120b

Publisher Cerebras OpenAI

AI IQ — IQ 105#53

Context131,072 tokens131,072 tokens

Provider routes526

Cheapest route$0.0735/1M$0.21735/1M

Privacy postureprovider posture varieshas provider E2EE route

Fastest measured p50 TTFT1450 ms via telnyx969 ms via parasail

Highest measured throughputnot enough datanot enough data

Recent route uptime range100.00%85.71% to 100.00%

Modes chat chat

Meta: Llama 3.1 8B Instruct routes

Overview5 endpoints
PricingPrompt and completion rates
ProvidersAll serving providers

OpenAI: gpt-oss-120b routes

Overview26 endpoints
PricingPrompt and completion 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="meta-llama/llama-3.1-8b-instruct",
    messages=messages,
)

Questions

Which should I use, Meta: Llama 3.1 8B Instruct or OpenAI: gpt-oss-120b?

Is Meta: Llama 3.1 8B Instruct or OpenAI: gpt-oss-120b cheaper?

The current cheapest TrustedRouter route is $0.0735/1M for Meta: Llama 3.1 8B Instruct and $0.21735/1M for OpenAI: gpt-oss-120b. The comparison uses current catalog prices and updates as provider pricing changes.

Is Meta: Llama 3.1 8B Instruct or OpenAI: gpt-oss-120b faster?

Current measured p50 time to first token is 1450 ms for Meta: Llama 3.1 8B Instruct and 969 ms for OpenAI: gpt-oss-120b. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test Meta: Llama 3.1 8B Instruct 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 meta-llama/llama-3.1-8b-instruct and openai/gpt-oss-120b. This makes side-by-side evals possible without maintaining two provider integrations.