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DeepSeek V4.1 Flash Uncensored vs Z.ai: GLM 5.3 Flash

Try both on us. Starter credit covers your first requests, then one key routes DeepSeek V4.1 Flash Uncensored and GLM 5.3 Flash. Switch by changing the model name.

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

Z.ai: GLM 5.3 Flash has the lower published input-plus-output rate, more Credits provider routes and the lower measured p50 time to first token. Their context windows are the same size.

$2.2155/1MDeepSeek V4.1 Flash Uncensored cheapest route

$0.26375/1MZ.ai: GLM 5.3 Flash cheapest route

1527 msDeepSeek V4.1 Flash Uncensored fastest measured p50 TTFT via maple

632 msZ.ai: GLM 5.3 Flash fastest measured p50 TTFT via privatemode

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 V4.1 Flash UncensoredZ.ai: GLM 5.3 Flash

Model iddealignai/deepseek-v4.1-flash-1017-uncensoredz-ai/glm-5.3-flash

Publisherdealignai Z.AI

AI IQ — IQ 119#50

Context1,048,576 tokens1,048,576 tokens

Credits provider routes132

Cheapest route$2.2155/1M$0.26375/1M

Cached input$0.13715/1M$0.015825/1M to $0.079125/1M

Privacy posturehas Confidential route (E2EE + ZDR)has Confidential route (E2EE + ZDR)

Fastest measured p50 TTFT1527 ms via maple632 ms via privatemode

Highest measured throughputnot enough datanot enough data

Recent route uptime range36.99%100.00%

Modes chat chat

DeepSeek V4.1 Flash Uncensored routes

Overview1 Credits routes

Z.ai: GLM 5.3 Flash routes

Overview32 Credits routes
PricingInput, cached input, and output rates
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="dealignai/deepseek-v4.1-flash-1017-uncensored",
    messages=messages,
)

Questions

Which should I use, DeepSeek V4.1 Flash Uncensored or Z.ai: GLM 5.3 Flash?

Z.ai: GLM 5.3 Flash has the lower published input-plus-output rate, more Credits provider routes and the lower measured p50 time to first token. Their context windows are the same size.

Is DeepSeek V4.1 Flash Uncensored or Z.ai: GLM 5.3 Flash cheaper?

The current cheapest TrustedRouter route is $2.2155/1M for DeepSeek V4.1 Flash Uncensored and $0.26375/1M for Z.ai: GLM 5.3 Flash. The comparison uses current catalog prices and updates as provider pricing changes.

Is DeepSeek V4.1 Flash Uncensored or Z.ai: GLM 5.3 Flash faster?

Current measured p50 time to first token is 1527 ms for DeepSeek V4.1 Flash Uncensored and 632 ms for Z.ai: GLM 5.3 Flash. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test DeepSeek V4.1 Flash Uncensored and Z.ai: GLM 5.3 Flash with the same API?

Yes. Use the same OpenAI-compatible TrustedRouter base URL and API key, then change only the model id between dealignai/deepseek-v4.1-flash-1017-uncensored and z-ai/glm-5.3-flash. This makes side-by-side evals possible without maintaining two provider integrations.