OpenAI compatible API · Attested · Public status

DeepSeek: DeepSeek V4.1 Flash vs Qwen3 235B A22B Instruct 2507

DeepSeek V4.1 Flash vs Qwen3 235B A22B Instruct 2507: 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: DeepSeek V4.1 Flash has the lower cheapest prompt+completion route on TrustedRouter. DeepSeek: DeepSeek V4.1 Flash has more provider fallback routes, while DeepSeek: DeepSeek V4.1 Flash has the larger context window. Current TrustedRouter probes show Qwen3 235B A22B Instruct 2507 with the lower p50 TTFT.

$0.1266/1MDeepSeek: DeepSeek V4.1 Flash cheapest route

$0.6752/1MQwen3 235B A22B Instruct 2507 cheapest route

1489 msDeepSeek: DeepSeek V4.1 Flash fastest measured p50 TTFT via makora

1429 msQwen3 235B A22B Instruct 2507 fastest measured p50 TTFT via novita

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 V4.1 FlashQwen3 235B A22B Instruct 2507

Model iddeepseek/deepseek-v4.1-flashqwen/qwen3-235b-a22b-instruct-2507

Publisher DeepSeek Novita AI

AI IQ IQ 116#38 —

Context1,048,576 tokens131,072 tokens

Credits provider routes146

Cheapest route$0.1266/1M$0.6752/1M

Cached input$0.01/1M to $0.162998/1M$0.024265/1M

Privacy posturehas provider E2EE routeprovider posture varies

Fastest measured p50 TTFT1489 ms via makora1429 ms via novita

Highest measured throughputnot enough datanot enough data

Recent route uptime range85.04% to 100.00%100.00%

Modes chat chat

DeepSeek: DeepSeek V4.1 Flash routes

Overview14 Credits routes
PricingInput, cached input, and output rates
ProvidersAll serving providers

Qwen3 235B A22B Instruct 2507 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-v4.1-flash",
    messages=messages,
)

Questions

Which should I use, DeepSeek: DeepSeek V4.1 Flash or Qwen3 235B A22B Instruct 2507?

Is DeepSeek: DeepSeek V4.1 Flash or Qwen3 235B A22B Instruct 2507 cheaper?

The current cheapest TrustedRouter route is $0.1266/1M for DeepSeek: DeepSeek V4.1 Flash and $0.6752/1M for Qwen3 235B A22B Instruct 2507. The comparison uses current catalog prices and updates as provider pricing changes.

Is DeepSeek: DeepSeek V4.1 Flash or Qwen3 235B A22B Instruct 2507 faster?

Current measured p50 time to first token is 1489 ms for DeepSeek: DeepSeek V4.1 Flash and 1429 ms for Qwen3 235B A22B Instruct 2507. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test DeepSeek: DeepSeek V4.1 Flash and Qwen3 235B A22B Instruct 2507 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-v4.1-flash and qwen/qwen3-235b-a22b-instruct-2507. This makes side-by-side evals possible without maintaining two provider integrations.