Meta: Llama 3.3 70B Instruct vs Z.ai: GLM 5.3 Flash
Meta: Llama 3.3 70B Instruct has the lower measured p50 time to first token. Z.ai: GLM 5.3 Flash has the lower published input-plus-output rate, more Credits provider routes and the larger context window. Compare price, speed, context, and privacy.
Practical read
Monthly evidenceMeta: Llama 3.3 70B Instruct has the lower measured p50 time to first token. Z.ai: GLM 5.3 Flash has the lower published input-plus-output rate, more Credits provider routes and the larger context window.
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.
meta-llama/llama-3.3-70b-instructz-ai/glm-5.3-flash
Meta: Llama 3.3 70B Instruct routes
- Overview11 Credits routes
- PricingInput, cached input, and output rates
- BenchmarksTrustedRouter and external sources
- ProvidersAll serving providers
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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.
client = OpenAI(
base_url="https://api.trustedrouter.com/v1",
api_key="sk-tr-v1-..."
)
response = client.chat.completions.create(
model="meta-llama/llama-3.3-70b-instruct",
messages=messages,
)Questions
Which should I use, Meta: Llama 3.3 70B Instruct or Z.ai: GLM 5.3 Flash?
Meta: Llama 3.3 70B Instruct has the lower measured p50 time to first token. Z.ai: GLM 5.3 Flash has the lower published input-plus-output rate, more Credits provider routes and the larger context window.
Is Meta: Llama 3.3 70B Instruct or Z.ai: GLM 5.3 Flash cheaper?
The current cheapest TrustedRouter route is $0.564425/1M for Meta: Llama 3.3 70B Instruct and $0.32705/1M for Z.ai: GLM 5.3 Flash. The comparison uses current catalog prices and updates as provider pricing changes.
Is Meta: Llama 3.3 70B Instruct or Z.ai: GLM 5.3 Flash faster?
Current measured p50 time to first token is 683 ms for Meta: Llama 3.3 70B Instruct and 910 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 Meta: Llama 3.3 70B Instruct 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 meta-llama/llama-3.3-70b-instruct and z-ai/glm-5.3-flash. This makes side-by-side evals possible without maintaining two provider integrations.