OpenAI compatible API · Attested · Public status

Google: Gemma 4 31B vs Z.ai: GLM 4.7 Flash

Google: Gemma 4 31B vs Z.ai: GLM 4.7 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

Google: Gemma 4 31B has the lower published input-plus-output rate, more Credits provider routes, the larger context window and the lower measured p50 time to first token.

$0.45365/1MGoogle: Gemma 4 31B cheapest route

$0.4853/1MZ.ai: GLM 4.7 Flash cheapest route

1148 msGoogle: Gemma 4 31B fastest measured p50 TTFT via regolo

2373 msZ.ai: GLM 4.7 Flash fastest measured p50 TTFT via venice

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.

Google: Gemma 4 31BZ.ai: GLM 4.7 Flash

Model idgoogle/gemma-4-31b-itz-ai/glm-4.7-flash

Publisher Google AI Studio Z.AI

AI IQ IQ 103#79 —

Context262,144 tokens131,072 tokens

Credits provider routes153

Cheapest route$0.45365/1M$0.4853/1M

Cached input$0.03798/1M to $0.211/1M$0.01055/1M to $0.033497/1M

Privacy posturehas provider E2EE routehas ZDR route

Fastest measured p50 TTFT1148 ms via regolo2373 ms via venice

Highest measured throughput111 tok/s via regolonot enough data

Recent route uptime range16.67% to 100.00%100.00%

Modes chat chat

Google: Gemma 4 31B routes

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

Z.ai: GLM 4.7 Flash routes

Overview3 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-it",
    messages=messages,
)

Questions

Which should I use, Google: Gemma 4 31B or Z.ai: GLM 4.7 Flash?

Google: Gemma 4 31B has the lower published input-plus-output rate, more Credits provider routes, the larger context window and the lower measured p50 time to first token.

Is Google: Gemma 4 31B or Z.ai: GLM 4.7 Flash cheaper?

The current cheapest TrustedRouter route is $0.45365/1M for Google: Gemma 4 31B and $0.4853/1M for Z.ai: GLM 4.7 Flash. The comparison uses current catalog prices and updates as provider pricing changes.

Is Google: Gemma 4 31B or Z.ai: GLM 4.7 Flash faster?

Current measured p50 time to first token is 1148 ms for Google: Gemma 4 31B and 2373 ms for Z.ai: GLM 4.7 Flash. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test Google: Gemma 4 31B and Z.ai: GLM 4.7 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-it and z-ai/glm-4.7-flash. This makes side-by-side evals possible without maintaining two provider integrations.