OpenAI compatible API · Attested · Public status

google/gemma-4-31B-turbo vs Z.ai: GLM 5.3 Flash

google/gemma-4-31B-turbo vs Z.ai: GLM 5.3 Flash: 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

Z.ai: GLM 5.3 Flash has the lower cheapest prompt+completion route on TrustedRouter. Z.ai: GLM 5.3 Flash has more provider fallback routes, while Z.ai: GLM 5.3 Flash has the larger context window. Current TrustedRouter probes show Z.ai: GLM 5.3 Flash with the lower p50 TTFT.

$0.51695/1Mgoogle/gemma-4-31B-turbo cheapest route

$0.32705/1MZ.ai: GLM 5.3 Flash cheapest route

5780 msgoogle/gemma-4-31B-turbo fastest measured p50 TTFT via chutes

1327 msZ.ai: GLM 5.3 Flash fastest measured p50 TTFT via telnyx

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.

google/gemma-4-31B-turboZ.ai: GLM 5.3 Flash

Model idgoogle/gemma-4-31b-turboz-ai/glm-5.3-flash

Publisher Google AI Studio Z.AI

AI IQ — IQ 116#40

Context131,072 tokens1,048,576 tokens

Credits provider routes126

Cheapest route$0.51695/1M$0.32705/1M

Cached input$0.01266/1M$0.015825/1M to $0.10972/1M

Privacy posturehas provider E2EE routehas provider E2EE route

Fastest measured p50 TTFT5780 ms via chutes1327 ms via telnyx

Highest measured throughputnot enough datanot enough data

Recent route uptime range100.00%0.00% to 100.00%

Modes chat chat

google/gemma-4-31B-turbo routes

Overview1 Credits routes

Z.ai: GLM 5.3 Flash routes

Overview26 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="google/gemma-4-31b-turbo",
    messages=messages,
)

Questions

Which should I use, google/gemma-4-31B-turbo or Z.ai: GLM 5.3 Flash?

Is google/gemma-4-31B-turbo or Z.ai: GLM 5.3 Flash cheaper?

The current cheapest TrustedRouter route is $0.51695/1M for google/gemma-4-31B-turbo and $0.32705/1M for Z.ai: GLM 5.3 Flash. The comparison uses current catalog prices and updates as provider pricing changes.

Is google/gemma-4-31B-turbo or Z.ai: GLM 5.3 Flash faster?

Current measured p50 time to first token is 5780 ms for google/gemma-4-31B-turbo and 1327 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 google/gemma-4-31B-turbo 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 google/gemma-4-31b-turbo and z-ai/glm-5.3-flash. This makes side-by-side evals possible without maintaining two provider integrations.