OpenAI compatible API · Attested · Public status

DeepSeek: DeepSeek V4 Flash 0423 vs GPT Image 2.5 Sunburst

DeepSeek V4 Flash 0423 vs GPT Image 2.5 Sunburst: 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 Flash 0423 has the lower published input-plus-output rate and more Credits provider routes. There is not enough recent probe data to compare speed.

$0.24898/1MDeepSeek: DeepSeek V4 Flash 0423 cheapest route

$36.925/1MGPT Image 2.5 Sunburst cheapest route

1394 msDeepSeek: DeepSeek V4 Flash 0423 fastest measured p50 TTFT via makora

not enough dataGPT Image 2.5 Sunburst 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 Flash 0423GPT Image 2.5 Sunburst

Model iddeepseek/deepseek-v4-flashopenai/gpt-image-2.5-sunburst

Publisher DeepSeek OpenAI

AI IQ IQ 122#32 —

Context1,048,576 tokens0 tokens

Credits provider routes151

Cheapest route$0.24898/1M$36.925/1M

Cached input$0.01/1M to $0.07385/1M$1.31875/1M

Privacy posturehas ZDR routehas ZDR route

Fastest measured p50 TTFT1394 ms via makoranot enough data

Highest measured throughput200 tok/s via featherlessnot enough data

Recent route uptime range100.00%not enough data

Modes chat

DeepSeek: DeepSeek V4 Flash 0423 routes

Overview15 Credits routes
PricingInput, cached input, and output rates
BenchmarksTrustedRouter and external sources
ProvidersAll serving providers

GPT Image 2.5 Sunburst routes

Overview1 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-flash",
    messages=messages,
)

Questions

Which should I use, DeepSeek: DeepSeek V4 Flash 0423 or GPT Image 2.5 Sunburst?

DeepSeek V4 Flash 0423 has the lower published input-plus-output rate and more Credits provider routes. There is not enough recent probe data to compare speed.

Is DeepSeek: DeepSeek V4 Flash 0423 or GPT Image 2.5 Sunburst cheaper?

The current cheapest TrustedRouter route is $0.24898/1M for DeepSeek: DeepSeek V4 Flash 0423 and $36.925/1M for GPT Image 2.5 Sunburst. The comparison uses current catalog prices and updates as provider pricing changes.

Is DeepSeek: DeepSeek V4 Flash 0423 or GPT Image 2.5 Sunburst faster?

Current measured p50 time to first token is 1394 ms for DeepSeek: DeepSeek V4 Flash 0423 and not enough data for GPT Image 2.5 Sunburst. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test DeepSeek: DeepSeek V4 Flash 0423 and GPT Image 2.5 Sunburst with the same API?

Both use the same TrustedRouter base URL and API key. At least one of them is not a chat model, so the request can differ as well as the model id: the API docs list the route for each kind of model.