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DeepSeek: DeepSeek V4 Flash Vision Exp vs NVIDIA: Nemotron 3 Ultra

Try both on us. Starter credit covers your first requests, then one key routes DeepSeek V4 Flash Vision Exp and Nemotron 3 Ultra. 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 Flash Vision Exp has the lower published input-plus-output rate and the larger context window. NVIDIA: Nemotron 3 Ultra has more Credits provider routes. There is not enough recent probe data to compare speed.

$1.8568/1MDeepSeek: DeepSeek V4 Flash Vision Exp cheapest route

$2.79575/1MNVIDIA: Nemotron 3 Ultra cheapest route

not enough dataDeepSeek: DeepSeek V4 Flash Vision Exp fastest measured p50 TTFT

883 msNVIDIA: Nemotron 3 Ultra fastest measured p50 TTFT via wandb

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: DeepSeek V4 Flash Vision ExpNVIDIA: Nemotron 3 Ultra

Model iddeepseek/deepseek-v4-flash-vision-expnvidia/nemotron-3-ultra-550b-a55b

Publisher DeepSeek NVIDIA

AI IQ IQ 121#40 —

Context1,048,576 tokens262,144 tokens

Credits provider routes35

Cheapest route$1.8568/1M$2.79575/1M

Cached input$0.01477/1M to $0.02954/1M$0.1055/1M to $0.1266/1M

Privacy postureprovider posture varieshas ZDR route

Fastest measured p50 TTFTnot enough data883 ms via wandb

Highest measured throughputnot enough datanot enough data

Recent route uptime rangenot enough data100.00%

Modes chat chat

DeepSeek: DeepSeek V4 Flash Vision Exp routes

Overview3 Credits routes
PricingInput, cached input, and output rates
ProvidersAll serving providers

NVIDIA: Nemotron 3 Ultra routes

Overview5 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="deepseek/deepseek-v4-flash-vision-exp",
    messages=messages,
)

Questions

Which should I use, DeepSeek: DeepSeek V4 Flash Vision Exp or NVIDIA: Nemotron 3 Ultra?

Is DeepSeek: DeepSeek V4 Flash Vision Exp or NVIDIA: Nemotron 3 Ultra cheaper?

The current cheapest TrustedRouter route is $1.8568/1M for DeepSeek: DeepSeek V4 Flash Vision Exp and $2.79575/1M for NVIDIA: Nemotron 3 Ultra. The comparison uses current catalog prices and updates as provider pricing changes.

Is DeepSeek: DeepSeek V4 Flash Vision Exp or NVIDIA: Nemotron 3 Ultra faster?

Current measured p50 time to first token is not enough data for DeepSeek: DeepSeek V4 Flash Vision Exp and 883 ms for NVIDIA: Nemotron 3 Ultra. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test DeepSeek: DeepSeek V4 Flash Vision Exp and NVIDIA: Nemotron 3 Ultra 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-flash-vision-exp and nvidia/nemotron-3-ultra-550b-a55b. This makes side-by-side evals possible without maintaining two provider integrations.