OpenAI compatible API · Attested · Public status

DeepSeek: DeepSeek V4.1 Flash vs Qwen3.7 Max 2026 05 20

DeepSeek V4.1 Flash vs Qwen3.7 Max 2026 05 20: 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 V4.1 Flash has the lower published input-plus-output rate and more Credits provider routes. Their context windows are the same size. There is not enough recent probe data to compare speed.

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

$10.55/1MQwen3.7 Max 2026 05 20 cheapest route

774 msDeepSeek: DeepSeek V4.1 Flash fastest measured p50 TTFT via together

not enough dataQwen3.7 Max 2026 05 20 fastest measured p50 TTFT

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 V4.1 FlashQwen3.7 Max 2026 05 20

Model iddeepseek/deepseek-v4.1-flashqwen/qwen3.7-max-2026-05-20

Publisher DeepSeek Alibaba Cloud Model Studio

AI IQ IQ 125#22 —

Context1,048,576 tokens1,048,576 tokens

Credits provider routes211

Cheapest route$0.1266/1M$10.55/1M

Cached input$0.01/1M to $0.163631/1M$0.26375/1M

Privacy posturehas Confidential route (E2EE + ZDR)provider posture varies

Fastest measured p50 TTFT774 ms via togethernot enough data

Highest measured throughput168 tok/s via basetennot enough data

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

Modes chat decide chat

DeepSeek: DeepSeek V4.1 Flash routes

Overview21 Credits routes
PricingInput, cached input, and output rates
ProvidersAll serving providers

Qwen3.7 Max 2026 05 20 routes

Overview1 Credits routes

Related comparisons

Browse every comparison

DeepSeek: DeepSeek V4.1 Flash vs Z.ai: GLM 5.251 combined provider routes
DeepSeek: DeepSeek V4.1 Flash vs Z.ai: GLM 5.350 combined provider routes
DeepSeek: DeepSeek V4.1 Flash vs Z.ai: GLM 5.3 Flash50 combined provider routes
DeepSeek: DeepSeek V4.1 Flash vs MoonshotAI: Kimi K348 combined provider routes
DeepSeek: DeepSeek V4 Flash 0731 vs DeepSeek: DeepSeek V4.1 Flash46 combined provider routes
DeepSeek: DeepSeek V4.1 Flash vs OpenAI: gpt-oss-120b42 combined provider routes
DeepSeek: DeepSeek V4.1 Flash vs MoonshotAI: Kimi K2.637 combined provider routes
DeepSeek: DeepSeek V4.1 Flash vs Qwen: Qwen3.8 27B37 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-v4.1-flash",
    messages=messages,
)

Questions

Which should I use, DeepSeek: DeepSeek V4.1 Flash or Qwen3.7 Max 2026 05 20?

DeepSeek V4.1 Flash has the lower published input-plus-output rate and more Credits provider routes. Their context windows are the same size. There is not enough recent probe data to compare speed.

Is DeepSeek: DeepSeek V4.1 Flash or Qwen3.7 Max 2026 05 20 cheaper?

The current cheapest TrustedRouter route is $0.1266/1M for DeepSeek: DeepSeek V4.1 Flash and $10.55/1M for Qwen3.7 Max 2026 05 20. The comparison uses current catalog prices and updates as provider pricing changes.

Is DeepSeek: DeepSeek V4.1 Flash or Qwen3.7 Max 2026 05 20 faster?

Current measured p50 time to first token is 774 ms for DeepSeek: DeepSeek V4.1 Flash and not enough data for Qwen3.7 Max 2026 05 20. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test DeepSeek: DeepSeek V4.1 Flash and Qwen3.7 Max 2026 05 20 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/qwen3.7-max-2026-05-20. This makes side-by-side evals possible without maintaining two provider integrations.