OpenAI compatible API · Attested · Public status

DeepSeek: DeepSeek V4 Pro vs OpenAI: o3 Pro

DeepSeek V4 Pro vs o3 Pro: 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

DeepSeek: DeepSeek V4 Pro has the lower cheapest prompt+completion route on TrustedRouter. DeepSeek: DeepSeek V4 Pro has more provider fallback routes, while DeepSeek: DeepSeek V4 Pro has the larger context window. Probe-backed speed data is shown when enough recent samples exist.

$1.37025/1MDeepSeek: DeepSeek V4 Pro cheapest route

$105/1MOpenAI: o3 Pro cheapest route

1272 msDeepSeek: DeepSeek V4 Pro fastest measured p50 TTFT via pearl

not enough dataOpenAI: o3 Pro fastest measured p50 TTFT

DeepSeek: DeepSeek V4 ProOpenAI: o3 Pro

Model iddeepseek/deepseek-v4-proopenai/o3-pro

Publisher DeepSeek OpenAI

AI IQ IQ 117#25 —

Context1,048,576 tokens200,000 tokens

Provider routes271

Cheapest route$1.37025/1M$105/1M

Privacy posturehas ZDR routeprovider posture varies

Fastest measured p50 TTFT1272 ms via pearlnot enough data

Highest measured throughputnot enough datanot enough data

Recent route uptime range100.00%not enough data

Modes chat chat

DeepSeek: DeepSeek V4 Pro routes

Overview27 endpoints
PricingPrompt and completion rates
BenchmarksTrustedRouter and external sources
ProvidersAll serving providers

OpenAI: o3 Pro routes

Overview1 endpoints

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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",
    messages=messages,
)

Questions

Which should I use, DeepSeek: DeepSeek V4 Pro or OpenAI: o3 Pro?

Is DeepSeek: DeepSeek V4 Pro or OpenAI: o3 Pro cheaper?

The current cheapest TrustedRouter route is $1.37025/1M for DeepSeek: DeepSeek V4 Pro and $105/1M for OpenAI: o3 Pro. The comparison uses current catalog prices and updates as provider pricing changes.

Is DeepSeek: DeepSeek V4 Pro or OpenAI: o3 Pro faster?

Current measured p50 time to first token is 1272 ms for DeepSeek: DeepSeek V4 Pro and not enough data for OpenAI: o3 Pro. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test DeepSeek: DeepSeek V4 Pro and OpenAI: o3 Pro 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 and openai/o3-pro. This makes side-by-side evals possible without maintaining two provider integrations.