OpenAI compatible API · Attested · Public status

Google: Gemma 4 31B vs MoonshotAI: Kimi K3

Google: Gemma 4 31B vs MoonshotAI: Kimi K3: 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

Google: Gemma 4 31B has the lower cheapest prompt+completion route on TrustedRouter. MoonshotAI: Kimi K3 has more provider fallback routes, while MoonshotAI: Kimi K3 has the larger context window. Current TrustedRouter probes show Google: Gemma 4 31B with the lower p50 TTFT.

$0.5355/1MGoogle: Gemma 4 31B cheapest route

$8.4/1MMoonshotAI: Kimi K3 cheapest route

1178 msGoogle: Gemma 4 31B fastest measured p50 TTFT via digitalocean

1360 msMoonshotAI: Kimi K3 fastest measured p50 TTFT via together

Google: Gemma 4 31BMoonshotAI: Kimi K3

Model idgoogle/gemma-4-31b-itmoonshotai/kimi-k3

Publisher Google AI Studio Kimi

AI IQ IQ 101#66 IQ 123#14

Context262,144 tokens1,048,576 tokens

Provider routes2330

Cheapest route$0.5355/1M$8.4/1M

Privacy posturehas provider E2EE routehas provider E2EE route

Fastest measured p50 TTFT1178 ms via digitalocean1360 ms via together

Highest measured throughput113 tok/s via tinfoilnot enough data

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

Modes chat chat

Google: Gemma 4 31B routes

Overview23 endpoints
PricingPrompt and completion rates
ProvidersAll serving providers

MoonshotAI: Kimi K3 routes

Overview30 endpoints
PricingPrompt and completion 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 MoonshotAI: Kimi K3?

Is Google: Gemma 4 31B or MoonshotAI: Kimi K3 cheaper?

The current cheapest TrustedRouter route is $0.5355/1M for Google: Gemma 4 31B and $8.4/1M for MoonshotAI: Kimi K3. The comparison uses current catalog prices and updates as provider pricing changes.

Is Google: Gemma 4 31B or MoonshotAI: Kimi K3 faster?

Current measured p50 time to first token is 1178 ms for Google: Gemma 4 31B and 1360 ms for MoonshotAI: Kimi K3. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test Google: Gemma 4 31B and MoonshotAI: Kimi K3 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 moonshotai/kimi-k3. This makes side-by-side evals possible without maintaining two provider integrations.