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DeepSeek V4 Pro 0423 vs OpenAI: gpt-oss-120b

Try both on us. Starter credit covers your first requests, then one key routes DeepSeek V4 Pro 0423 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

DeepSeek V4 Pro 0423 has the larger context window. 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.

$4.1145/1MDeepSeek V4 Pro 0423 cheapest route

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

not enough dataDeepSeek V4 Pro 0423 fastest measured p50 TTFT

not enough dataOpenAI: gpt-oss-120b fastest measured p50 TTFT

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.

DeepSeek V4 Pro 0423OpenAI: gpt-oss-120b

Model iddeepseek/deepseek-v4-pro-0423openai/gpt-oss-120b

Publisher DeepSeek OpenAI

AI IQ — IQ 98#132

Context1,048,576 tokens131,072 tokens

Credits provider routes423

Cheapest route$4.1145/1M$0.211/1M

Cached input$0.1055/1M to $0.34815/1M$0.015825/1M to $0.1055/1M

Privacy posturehas ZDR routehas Confidential route (E2EE + ZDR)

Fastest measured p50 TTFTnot enough datanot enough data

Highest measured throughputnot enough datanot enough data

Recent route uptime rangenot enough datanot enough data

Modes chat chat

DeepSeek V4 Pro 0423 routes

Overview4 Credits routes
PricingInput, cached input, and output rates
ProvidersAll serving providers

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-azure.trustedrouter.com/v1",
    api_key="sk-tr-v1-..."
)

response = client.chat.completions.create(
    model="deepseek/deepseek-v4-pro-0423",
    messages=messages,
)

Questions

Which should I use, DeepSeek V4 Pro 0423 or OpenAI: gpt-oss-120b?

Is DeepSeek V4 Pro 0423 or OpenAI: gpt-oss-120b cheaper?

The current cheapest TrustedRouter route is $4.1145/1M for DeepSeek V4 Pro 0423 and $0.211/1M for OpenAI: gpt-oss-120b. The comparison uses current catalog prices and updates as provider pricing changes.

Is DeepSeek V4 Pro 0423 or OpenAI: gpt-oss-120b faster?

Current measured p50 time to first token is not enough data for DeepSeek V4 Pro 0423 and not enough data for OpenAI: gpt-oss-120b. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test DeepSeek V4 Pro 0423 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 deepseek/deepseek-v4-pro-0423 and openai/gpt-oss-120b. This makes side-by-side evals possible without maintaining two provider integrations.