Free to start

AionLabs: Aion 3.5 Mini vs Google: Gemma 4 31B

Try both on us. Starter credit covers your first requests, then one key routes Aion 3.5 Mini and Gemma 4 31B. 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

Google: Gemma 4 31B 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.

$2.2155/1MAionLabs: Aion 3.5 Mini cheapest route

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

2994 msAionLabs: Aion 3.5 Mini fastest measured p50 TTFT via aion-labs

665 msGoogle: Gemma 4 31B fastest measured p50 TTFT via crusoe

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.

AionLabs: Aion 3.5 MiniGoogle: Gemma 4 31B

Model idaion-labs/aion-3.5-minigoogle/gemma-4-31b-it

Publisher Aion Labs Google AI Studio

AI IQ — IQ 101#116

Context262,144 tokens262,144 tokens

Credits provider routes116

Cheapest route$2.2155/1M$0.45365/1M

Cached input$0.1899/1M$0.03798/1M to $0.26375/1M

Privacy postureprovider posture varieshas Confidential route (E2EE + ZDR)

Fastest measured p50 TTFT2994 ms via aion-labs665 ms via crusoe

Highest measured throughputnot enough data146 tok/s via crusoe

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

Modes chat chat

AionLabs: Aion 3.5 Mini routes

Overview1 Credits routes

Google: Gemma 4 31B routes

Overview16 Credits routes
PricingInput, cached input, and output rates
ProvidersAll serving providers

Related comparisons

Browse every comparison

Google: Gemma 4 31B vs Z.ai: GLM 5.349 combined provider routes
Google: Gemma 4 31B vs Z.ai: GLM 5.248 combined provider routes
Google: Gemma 4 31B vs Z.ai: GLM 5.3 Flash48 combined provider routes
Google: Gemma 4 31B vs MoonshotAI: Kimi K344 combined provider routes
DeepSeek: DeepSeek V4 Flash 0731 vs Google: Gemma 4 31B42 combined provider routes
DeepSeek: DeepSeek V4.1 Flash vs Google: Gemma 4 31B40 combined provider routes
Google: Gemma 4 31B vs OpenAI: gpt-oss-120b40 combined provider routes
Google: Gemma 4 31B vs Qwen: Qwen3.8 27B35 combined provider routes

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="aion-labs/aion-3.5-mini",
    messages=messages,
)

Questions

Which should I use, AionLabs: Aion 3.5 Mini or Google: Gemma 4 31B?

Google: Gemma 4 31B 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 AionLabs: Aion 3.5 Mini or Google: Gemma 4 31B cheaper?

The current cheapest TrustedRouter route is $2.2155/1M for AionLabs: Aion 3.5 Mini and $0.45365/1M for Google: Gemma 4 31B. The comparison uses current catalog prices and updates as provider pricing changes.

Is AionLabs: Aion 3.5 Mini or Google: Gemma 4 31B faster?

Current measured p50 time to first token is 2994 ms for AionLabs: Aion 3.5 Mini and 665 ms for Google: Gemma 4 31B. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test AionLabs: Aion 3.5 Mini and Google: Gemma 4 31B with the same API?

Yes. Use the same OpenAI-compatible TrustedRouter base URL and API key, then change only the model id between aion-labs/aion-3.5-mini and google/gemma-4-31b-it. This makes side-by-side evals possible without maintaining two provider integrations.