OpenAI compatible API · Attested · Public status

Nemotron Nano 3 Omni vs Z.ai: GLM 5.3

Nemotron Nano 3 Omni vs Z.ai: GLM 5.3: 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

Nemotron Nano 3 Omni has the lower published input-plus-output rate. Z.ai: GLM 5.3 has more Credits provider routes, the larger context window and the lower measured p50 time to first token.

$1.477/1MNemotron Nano 3 Omni cheapest route

$3.935889/1MZ.ai: GLM 5.3 cheapest route

1196 msNemotron Nano 3 Omni fastest measured p50 TTFT via digitalocean

1083 msZ.ai: GLM 5.3 fastest measured p50 TTFT via friendli

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.

Nemotron Nano 3 OmniZ.ai: GLM 5.3

Model idnvidia/nemotron-3-nano-omniz-ai/glm-5.3

Publisher DigitalOcean Gradient AI Z.AI

AI IQ — IQ 123#17

Context65,536 tokens1,048,576 tokens

Credits provider routes126

Cheapest route$1.477/1M$3.935889/1M

Cached inputNot published$0.1477/1M to $1.02546/1M

Privacy postureprovider posture varieshas provider E2EE route

Fastest measured p50 TTFT1196 ms via digitalocean1083 ms via friendli

Highest measured throughputnot enough datanot enough data

Recent route uptime range100.00%20.00% to 100.00%

Modes chat chat

Nemotron Nano 3 Omni routes

Overview1 Credits routes

Z.ai: GLM 5.3 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="nvidia/nemotron-3-nano-omni",
    messages=messages,
)

Questions

Which should I use, Nemotron Nano 3 Omni or Z.ai: GLM 5.3?

Nemotron Nano 3 Omni has the lower published input-plus-output rate. Z.ai: GLM 5.3 has more Credits provider routes, the larger context window and the lower measured p50 time to first token.

Is Nemotron Nano 3 Omni or Z.ai: GLM 5.3 cheaper?

The current cheapest TrustedRouter route is $1.477/1M for Nemotron Nano 3 Omni and $3.935889/1M for Z.ai: GLM 5.3. The comparison uses current catalog prices and updates as provider pricing changes.

Is Nemotron Nano 3 Omni or Z.ai: GLM 5.3 faster?

Current measured p50 time to first token is 1196 ms for Nemotron Nano 3 Omni and 1083 ms for Z.ai: GLM 5.3. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test Nemotron Nano 3 Omni and Z.ai: GLM 5.3 with the same API?

Yes. Use the same OpenAI-compatible TrustedRouter base URL and API key, then change only the model id between nvidia/nemotron-3-nano-omni and z-ai/glm-5.3. This makes side-by-side evals possible without maintaining two provider integrations.