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DeepSeek: DeepSeek V4 Flash 0423 vs Qwen: Qwen3.5-122B-A10B

Try both on us. Starter credit covers your first requests, then one key routes DeepSeek V4 Flash 0423 and Qwen3.5-122B-A10B. 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 0423 has the lower published input-plus-output rate, more Credits provider routes, the larger context window and the lower measured p50 time to first token.

$0.28485/1MDeepSeek: DeepSeek V4 Flash 0423 cheapest route

$2.4687/1MQwen: Qwen3.5-122B-A10B cheapest route

1290 msDeepSeek: DeepSeek V4 Flash 0423 fastest measured p50 TTFT via crusoe

1845 msQwen: Qwen3.5-122B-A10B fastest measured p50 TTFT via novita

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 0423Qwen: Qwen3.5-122B-A10B

Model iddeepseek/deepseek-v4-flashqwen/qwen3.5-122b-a10b

Publisher DeepSeek Alibaba Cloud Model Studio

AI IQ IQ 121#39 —

Context1,048,576 tokens262,144 tokens

Credits provider routes126

Cheapest route$0.28485/1M$2.4687/1M

Cached input$0.01/1M to $0.14348/1M$0.0422/1M to $0.3165/1M

Privacy posturehas ZDR routehas ZDR route

Fastest measured p50 TTFT1290 ms via crusoe1845 ms via novita

Highest measured throughput190 tok/s via featherlessnot enough data

Recent route uptime range100.00%100.00%

Modes chat chat

DeepSeek: DeepSeek V4 Flash 0423 routes

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

Qwen: Qwen3.5-122B-A10B routes

Overview6 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",
    messages=messages,
)

Questions

Which should I use, DeepSeek: DeepSeek V4 Flash 0423 or Qwen: Qwen3.5-122B-A10B?

DeepSeek V4 Flash 0423 has the lower published input-plus-output rate, more Credits provider routes, the larger context window and the lower measured p50 time to first token.

Is DeepSeek: DeepSeek V4 Flash 0423 or Qwen: Qwen3.5-122B-A10B cheaper?

The current cheapest TrustedRouter route is $0.28485/1M for DeepSeek: DeepSeek V4 Flash 0423 and $2.4687/1M for Qwen: Qwen3.5-122B-A10B. The comparison uses current catalog prices and updates as provider pricing changes.

Is DeepSeek: DeepSeek V4 Flash 0423 or Qwen: Qwen3.5-122B-A10B faster?

Current measured p50 time to first token is 1290 ms for DeepSeek: DeepSeek V4 Flash 0423 and 1845 ms for Qwen: Qwen3.5-122B-A10B. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test DeepSeek: DeepSeek V4 Flash 0423 and Qwen: Qwen3.5-122B-A10B 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 and qwen/qwen3.5-122b-a10b. This makes side-by-side evals possible without maintaining two provider integrations.