OpenAI compatible API · Attested · Public status

DeepSeek V4 Pro 0813 vs Google: Gemini 3.1 Pro Preview

DeepSeek V4 Pro 0813 vs Google: Gemini 3.1 Pro Preview: 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 Pro 0813 has the lower cheapest prompt+completion route on TrustedRouter. Google: Gemini 3.1 Pro Preview has more provider fallback routes, while Google: Gemini 3.1 Pro Preview has the larger context window. Current TrustedRouter probes show DeepSeek V4 Pro 0813 with the lower p50 TTFT.

$2.7852/1MDeepSeek V4 Pro 0813 cheapest route

$14.77/1MGoogle: Gemini 3.1 Pro Preview cheapest route

1714 msDeepSeek V4 Pro 0813 fastest measured p50 TTFT via baseten

2704 msGoogle: Gemini 3.1 Pro Preview fastest measured p50 TTFT via google-ai-studio

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 V4 Pro 0813Google: Gemini 3.1 Pro Preview

Model iddeepseek/deepseek-v4-pro-0813google/gemini-3.1-pro-preview

Publisher DeepSeek Google AI Studio

AI IQ — IQ 127#11

Context1,024,000 tokens1,048,576 tokens

Credits provider routes34

Cheapest route$2.7852/1M$14.77/1M

Cached input$0.02321/1M to $0.13926/1M$0.211/1M to $0.422/1M

Privacy posturehas ZDR routehas ZDR route

Fastest measured p50 TTFT1714 ms via baseten2704 ms via google-ai-studio

Highest measured throughputnot enough datanot enough data

Recent route uptime range100.00%100.00%

Modes chat chat

DeepSeek V4 Pro 0813 routes

Overview3 Credits routes
PricingInput, cached input, and output rates
ProvidersAll serving providers

Google: Gemini 3.1 Pro Preview routes

Overview4 Credits routes
PricingInput, cached input, and output rates
BenchmarksTrustedRouter and external sources
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-pro-0813",
    messages=messages,
)

Questions

Which should I use, DeepSeek V4 Pro 0813 or Google: Gemini 3.1 Pro Preview?

Is DeepSeek V4 Pro 0813 or Google: Gemini 3.1 Pro Preview cheaper?

The current cheapest TrustedRouter route is $2.7852/1M for DeepSeek V4 Pro 0813 and $14.77/1M for Google: Gemini 3.1 Pro Preview. The comparison uses current catalog prices and updates as provider pricing changes.

Is DeepSeek V4 Pro 0813 or Google: Gemini 3.1 Pro Preview faster?

Current measured p50 time to first token is 1714 ms for DeepSeek V4 Pro 0813 and 2704 ms for Google: Gemini 3.1 Pro Preview. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test DeepSeek V4 Pro 0813 and Google: Gemini 3.1 Pro 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-pro-0813 and google/gemini-3.1-pro-preview. This makes side-by-side evals possible without maintaining two provider integrations.