OpenAI compatible API · Attested · Public status

Claude Opus 5 vs DeepSeek: DeepSeek V4 Flash 0423

Compare Claude Opus 5 and DeepSeek: DeepSeek V4 Flash 0423 by providers, context, price, and TrustedRouter route support.

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 Flash 0423 has the lower cheapest prompt+completion route on TrustedRouter. DeepSeek: DeepSeek V4 Flash 0423 has more provider fallback routes, while DeepSeek: DeepSeek V4 Flash 0423 has the larger context window. Current TrustedRouter probes show DeepSeek: DeepSeek V4 Flash 0423 with the lower p50 TTFT.

$31.5/1MClaude Opus 5 cheapest route

$0.2835/1MDeepSeek: DeepSeek V4 Flash 0423 cheapest route

2918 msClaude Opus 5 measured p50 TTFT

1146 msDeepSeek: DeepSeek V4 Flash 0423 measured p50 TTFT

Claude Opus 5DeepSeek: DeepSeek V4 Flash 0423

Model idanthropic/claude-opus-5deepseek/deepseek-v4-flash

Publisher

Anthropic

DeepSeek

AI IQ IQ 134#3 IQ 108#46

Context1,000,000 tokens1,048,576 tokens

Provider routes522

Cheapest route$31.5/1M$0.2835/1M

Privacy postureprovider posture varieshas ZDR route

Modes chat messages chat

Claude Opus 5 routes

Overview5 endpoints
PricingPrompt and completion rates
ProvidersAll serving providers

DeepSeek: DeepSeek V4 Flash 0423 routes

Overview22 endpoints
PricingPrompt and completion rates
BenchmarksTrustedRouter and external sources
ProvidersAll serving providers

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-azure.trustedrouter.com/v1",
    api_key="sk-tr-v1-..."
)

response = client.chat.completions.create(
    model="anthropic/claude-opus-5",
    messages=messages,
)