OpenAI compatible API · Attested · Public status

DeepSeek V4 Pro 0813 vs Qwen: Qwen3.5 397B A17B

DeepSeek V4 Pro 0813 vs Qwen: Qwen3.5 397B A17B: 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

DeepSeek V4 Pro 0813 has the lower cheapest prompt+completion route on TrustedRouter. Qwen: Qwen3.5 397B A17B has more provider fallback routes, while DeepSeek V4 Pro 0813 has the larger context window. Current TrustedRouter probes show Qwen: Qwen3.5 397B A17B with the lower p50 TTFT.

$2.7852/1MDeepSeek V4 Pro 0813 cheapest route

$3.63975/1MQwen: Qwen3.5 397B A17B cheapest route

1714 msDeepSeek V4 Pro 0813 fastest measured p50 TTFT via baseten

1597 msQwen: Qwen3.5 397B A17B fastest measured p50 TTFT via morph

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 0813Qwen: Qwen3.5 397B A17B

Model iddeepseek/deepseek-v4-pro-0813qwen/qwen3.5-397b-a17b

Publisher DeepSeek DeepInfra

AI IQ — —

Context1,024,000 tokens262,144 tokens

Credits provider routes310

Cheapest route$2.7852/1M$3.63975/1M

Cached input$0.02321/1M to $0.13926/1M$0.047475/1M to $0.58025/1M

Privacy posturehas ZDR routehas provider E2EE route

Fastest measured p50 TTFT1714 ms via baseten1597 ms via morph

Highest measured throughputnot enough datanot enough data

Recent route uptime range100.00%50.00% to 100.00%

Modes chat chat

DeepSeek V4 Pro 0813 routes

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

Qwen: Qwen3.5 397B A17B routes

Overview10 Credits routes
PricingInput, cached input, and output rates
ProvidersAll serving providers

Related comparisons

Browse every comparison

Qwen: Qwen3.5 397B A17B vs Z.ai: GLM 5.241 combined provider routes
DeepSeek V4 Pro 0813 vs Z.ai: GLM 5.234 combined provider routes
MoonshotAI: Kimi K3 vs Qwen: Qwen3.5 397B A17B33 combined provider routes
DeepSeek: DeepSeek V4 Flash 0731 vs Qwen: Qwen3.5 397B A17B32 combined provider routes
Qwen: Qwen3.5 397B A17B vs Z.ai: GLM 5.332 combined provider routes
Qwen: Qwen3.5 397B A17B vs Z.ai: GLM 5.3 Flash30 combined provider routes
MoonshotAI: Kimi K2.6 vs Qwen: Qwen3.5 397B A17B29 combined provider routes
OpenAI: gpt-oss-120b vs Qwen: Qwen3.5 397B A17B29 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="deepseek/deepseek-v4-pro-0813",
    messages=messages,
)

Questions

Which should I use, DeepSeek V4 Pro 0813 or Qwen: Qwen3.5 397B A17B?

Is DeepSeek V4 Pro 0813 or Qwen: Qwen3.5 397B A17B cheaper?

The current cheapest TrustedRouter route is $2.7852/1M for DeepSeek V4 Pro 0813 and $3.63975/1M for Qwen: Qwen3.5 397B A17B. The comparison uses current catalog prices and updates as provider pricing changes.

Is DeepSeek V4 Pro 0813 or Qwen: Qwen3.5 397B A17B faster?

Current measured p50 time to first token is 1714 ms for DeepSeek V4 Pro 0813 and 1597 ms for Qwen: Qwen3.5 397B A17B. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test DeepSeek V4 Pro 0813 and Qwen: Qwen3.5 397B A17B 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-0813 and qwen/qwen3.5-397b-a17b. This makes side-by-side evals possible without maintaining two provider integrations.