OpenAI compatible API. Attested gateway. Public status.

OpenAI: gpt-oss-120b vs Google: Gemini 2.5 Flash

Compare OpenAI: gpt-oss-120b and Google: Gemini 2.5 Flash by providers, context, price, and TrustedRouter route support.

Verify gateway

1 URLbase_url migration

100smodels and routes

0prompt logs by default

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

OpenAI: gpt-oss-120b has the lower cheapest prompt+completion route on TrustedRouter. OpenAI: gpt-oss-120b has more provider fallback routes, while Google: Gemini 2.5 Flash has the larger context window. Current TrustedRouter probes show OpenAI: gpt-oss-120b with the lower p50 TTFT.

$0.2277/1MOpenAI: gpt-oss-120b cheapest route

$3.08/1MGoogle: Gemini 2.5 Flash cheapest route

1999 msOpenAI: gpt-oss-120b measured p50 TTFT

7079 msGoogle: Gemini 2.5 Flash measured p50 TTFT

OpenAI: gpt-oss-120bGoogle: Gemini 2.5 Flash

Model idopenai/gpt-oss-120bgoogle/gemini-2.5-flash

PublisherOpenAIGemini

AI IQ IQ 96#66 —

Context131,072 tokens1,048,576 tokens

Provider routes218

Cheapest route$0.2277/1M$3.08/1M

Privacy posturehas provider E2EE routehas provider E2EE route

Modes chat chat

OpenAI: gpt-oss-120b routes

Overview21 endpoints
PricingPrompt and completion rates
BenchmarksTrustedRouter and external sources
ProvidersAll serving providers

Google: Gemini 2.5 Flash routes

Overview8 endpoints
PricingPrompt and completion rates
BenchmarksTrustedRouter and external sources
ProvidersAll serving providers

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="openai/gpt-oss-120b",
    messages=messages,
)