OpenAI compatible API · Attested · Public status

NVIDIA: Nemotron 3 Ultra vs Qwen: Qwen3.8 27B

NVIDIA: Nemotron 3 Ultra vs Qwen: Qwen3.8 27B: 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

Monthly evidence

Qwen: Qwen3.8 27B has the lower cheapest prompt+completion route on TrustedRouter. Qwen: Qwen3.8 27B has more provider fallback routes, while Qwen: Qwen3.8 27B has the larger context window. Current TrustedRouter probes show NVIDIA: Nemotron 3 Ultra with the lower p50 TTFT.

$2.8485/1MNVIDIA: Nemotron 3 Ultra cheapest route

$0.02/1MQwen: Qwen3.8 27B cheapest route

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

1457 msQwen: Qwen3.8 27B fastest measured p50 TTFT via engy

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.

NVIDIA: Nemotron 3 UltraQwen: Qwen3.8 27B

Model idnvidia/nemotron-3-ultra-550b-a55bqwen/qwen3.8-27b

Publisher DeepInfra Novita AI

AI IQ — IQ 112#52

Context256,000 tokens1,000,000 tokens

Credits provider routes512

Cheapest route$2.8485/1M$0.02/1M

Cached input$0.1055/1M to $0.15825/1M$0.015825/1M to $0.178295/1M

Privacy posturehas ZDR routehas provider E2EE route

Fastest measured p50 TTFT921 ms via wandb1457 ms via engy

Highest measured throughputnot enough datanot enough data

Recent route uptime range0.00% to 100.00%0.00% to 100.00%

Modes chat chat

NVIDIA: Nemotron 3 Ultra routes

Overview5 Credits routes
PricingInput, cached input, and output rates
ProvidersAll serving providers

Qwen: Qwen3.8 27B routes

Overview12 Credits routes
PricingInput, cached input, and output rates
ProvidersAll serving providers

Related comparisons

Browse every comparison

Qwen: Qwen3.8 27B vs Z.ai: GLM 5.243 combined provider routes
NVIDIA: Nemotron 3 Ultra vs Z.ai: GLM 5.236 combined provider routes
MoonshotAI: Kimi K3 vs Qwen: Qwen3.8 27B35 combined provider routes
DeepSeek: DeepSeek V4 Flash 0731 vs Qwen: Qwen3.8 27B34 combined provider routes
Qwen: Qwen3.8 27B vs Z.ai: GLM 5.334 combined provider routes
Qwen: Qwen3.8 27B vs Z.ai: GLM 5.3 Flash32 combined provider routes
MoonshotAI: Kimi K2.6 vs Qwen: Qwen3.8 27B31 combined provider routes
OpenAI: gpt-oss-120b vs Qwen: Qwen3.8 27B31 combined provider routes

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="nvidia/nemotron-3-ultra-550b-a55b",
    messages=messages,
)

Questions

Which should I use, NVIDIA: Nemotron 3 Ultra or Qwen: Qwen3.8 27B?

Is NVIDIA: Nemotron 3 Ultra or Qwen: Qwen3.8 27B cheaper?

The current cheapest TrustedRouter route is $2.8485/1M for NVIDIA: Nemotron 3 Ultra and $0.02/1M for Qwen: Qwen3.8 27B. The comparison uses current catalog prices and updates as provider pricing changes.

Is NVIDIA: Nemotron 3 Ultra or Qwen: Qwen3.8 27B faster?

Current measured p50 time to first token is 921 ms for NVIDIA: Nemotron 3 Ultra and 1457 ms for Qwen: Qwen3.8 27B. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test NVIDIA: Nemotron 3 Ultra and Qwen: Qwen3.8 27B with the same API?

Yes. Use the same OpenAI-compatible TrustedRouter base URL and API key, then change only the model id between nvidia/nemotron-3-ultra-550b-a55b and qwen/qwen3.8-27b. This makes side-by-side evals possible without maintaining two provider integrations.