Bring your own key

DeepSeek: DeepSeek V4.1 Flash 1017 vs Google: Gemini 3.1 Flash Lite Preview

One key routes both. Starter credit covers your first DeepSeek V4.1 Flash 1017 requests, while Gemini 3.1 Flash Lite Preview runs on your own provider key. 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 more Credits provider routes. A published Credits price comparison is not available for both models. Their context windows are the same size. There is not enough recent probe data to compare speed.

$0.15825/1MDeepSeek: DeepSeek V4.1 Flash 1017 cheapest route

$1.84625/1MGoogle: Gemini 3.1 Flash Lite Preview cheapest route

580 msDeepSeek: DeepSeek V4.1 Flash 1017 fastest measured p50 TTFT via sail-research

not enough dataGoogle: Gemini 3.1 Flash Lite Preview 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 Flash 1017Google: Gemini 3.1 Flash Lite Preview

Model iddeepseek/deepseek-v4.1-flash-1017google/gemini-3.1-flash-lite-preview

Publisher DeepSeek Google AI Studio

AI IQ IQ 128#19 IQ 104#102

Context1,048,576 tokens1,048,576 tokens

Credits provider routes160

Cheapest route$0.15825/1M$1.84625/1M

Cached input$0.01/1M to $0.13715/1MNot published

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

Fastest measured p50 TTFT580 ms via sail-researchnot enough data

Highest measured throughputnot enough datanot enough data

Recent route uptime range100.00%not enough data

Modes chat chat

DeepSeek: DeepSeek V4.1 Flash 1017 routes

Overview16 Credits routes
PricingInput, cached input, and output rates
ProvidersAll serving providers

Google: Gemini 3.1 Flash Lite Preview routes

Overview0 Credits routes

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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 3.1 Flash Lite Preview?

Is DeepSeek: DeepSeek V4.1 Flash 1017 or Google: Gemini 3.1 Flash Lite Preview cheaper?

The current cheapest TrustedRouter route is $0.15825/1M for DeepSeek: DeepSeek V4.1 Flash 1017 and $1.84625/1M for Google: Gemini 3.1 Flash Lite Preview. The comparison uses current catalog prices and updates as provider pricing changes.

Is DeepSeek: DeepSeek V4.1 Flash 1017 or Google: Gemini 3.1 Flash Lite Preview faster?

Current measured p50 time to first token is 580 ms for DeepSeek: DeepSeek V4.1 Flash 1017 and not enough data for Google: Gemini 3.1 Flash Lite Preview. 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 3.1 Flash Lite Preview 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-3.1-flash-lite-preview. This makes side-by-side evals possible without maintaining two provider integrations.