OpenAI compatible API · Attested · Public status

DeepSeek: DeepSeek V4 Flash 0731 vs Z.ai: GLM 5

Compare DeepSeek: DeepSeek V4 Flash 0731 and Z.ai: GLM 5 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 0731 has the lower cheapest prompt+completion route on TrustedRouter. DeepSeek: DeepSeek V4 Flash 0731 has more provider fallback routes, while DeepSeek: DeepSeek V4 Flash 0731 has the larger context window. Current TrustedRouter probes show Z.ai: GLM 5 with the lower p50 TTFT.

$0.2835/1MDeepSeek: DeepSeek V4 Flash 0731 cheapest route

$2.814/1MZ.ai: GLM 5 cheapest route

1619 msDeepSeek: DeepSeek V4 Flash 0731 measured p50 TTFT

993 msZ.ai: GLM 5 measured p50 TTFT

DeepSeek: DeepSeek V4 Flash 0731Z.ai: GLM 5

Model iddeepseek/deepseek-v4-flash-0731z-ai/glm-5

PublisherDeepSeekZ.AI

AI IQ — IQ 105#51

Context1,048,576 tokens204,800 tokens

Provider routes1414

Cheapest route$0.2835/1M$2.814/1M

Privacy postureprovider posture varieshas ZDR route

Modes chat chat

DeepSeek: DeepSeek V4 Flash 0731 routes

Overview14 endpoints
PricingPrompt and completion rates
ProvidersAll serving providers

Z.ai: GLM 5 routes

Overview14 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.trustedrouter.com/v1",
    api_key="sk-tr-v1-..."
)

response = client.chat.completions.create(
    model="deepseek/deepseek-v4-flash-0731",
    messages=messages,
)