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DeepSeek: DeepSeek V4.1 Flash 1017 vs Google: Gemini 3.8 Flash

Try both on us. Starter credit covers your first requests, then one key routes DeepSeek V4.1 Flash 1017 and Gemini 3.8 Flash. 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 V4.1 Flash 1017 has the lower published input-plus-output rate, more Credits provider routes and the lower measured p50 time to first token. Their context windows are the same size.

$0.1266/1MDeepSeek: DeepSeek V4.1 Flash 1017 cheapest route

$4.7475/1MGoogle: Gemini 3.8 Flash cheapest route

618 msDeepSeek: DeepSeek V4.1 Flash 1017 fastest measured p50 TTFT via baseten

3084 msGoogle: Gemini 3.8 Flash fastest measured p50 TTFT via google-vertex

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 Flash 1017Google: Gemini 3.8 Flash

Model iddeepseek/deepseek-v4.1-flash-1017google/gemini-3.8-flash

Publisher DeepSeek Google AI Studio

AI IQ IQ 127#18 IQ 130#12

Context1,048,576 tokens1,048,576 tokens

Credits provider routes123

Cheapest route$0.1266/1M$4.7475/1M

Cached input$0.01/1M to $0.13715/1M$0.079125/1M

Privacy posturehas Confidential route (E2EE + ZDR)has ZDR route

Fastest measured p50 TTFT618 ms via baseten3084 ms via google-vertex

Highest measured throughputnot enough datanot enough data

Recent route uptime range100.00%99.36% to 100.00%

Modes chat chat

DeepSeek: DeepSeek V4.1 Flash 1017 routes

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

Google: Gemini 3.8 Flash routes

Overview3 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-1017",
    messages=messages,
)

Questions

Which should I use, DeepSeek: DeepSeek V4.1 Flash 1017 or Google: Gemini 3.8 Flash?

DeepSeek V4.1 Flash 1017 has the lower published input-plus-output rate, more Credits provider routes and the lower measured p50 time to first token. Their context windows are the same size.

Is DeepSeek: DeepSeek V4.1 Flash 1017 or Google: Gemini 3.8 Flash cheaper?

The current cheapest TrustedRouter route is $0.1266/1M for DeepSeek: DeepSeek V4.1 Flash 1017 and $4.7475/1M for Google: Gemini 3.8 Flash. The comparison uses current catalog prices and updates as provider pricing changes.

Is DeepSeek: DeepSeek V4.1 Flash 1017 or Google: Gemini 3.8 Flash faster?

Current measured p50 time to first token is 618 ms for DeepSeek: DeepSeek V4.1 Flash 1017 and 3084 ms for Google: Gemini 3.8 Flash. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test DeepSeek: DeepSeek V4.1 Flash 1017 and Google: Gemini 3.8 Flash 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-1017 and google/gemini-3.8-flash. This makes side-by-side evals possible without maintaining two provider integrations.