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MoonshotAI: Kimi K2 Thinking vs Tencent: Hy4 preview

Try both on us. Starter credit covers your first requests, then one key routes Kimi K2 Thinking and Hy4 preview. 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

MoonshotAI: Kimi K2 Thinking has the lower published input-plus-output rate. Tencent: Hy4 preview has more Credits provider routes and the larger context window. There is not enough recent probe data to compare speed.

$3.2705/1MMoonshotAI: Kimi K2 Thinking cheapest route

$3.483242/1MTencent: Hy4 preview cheapest route

970 msMoonshotAI: Kimi K2 Thinking fastest measured p50 TTFT via amazon-bedrock

not enough dataTencent: Hy4 preview fastest measured p50 TTFT

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.

MoonshotAI: Kimi K2 ThinkingTencent: Hy4 preview

Model idmoonshotai/kimi-k2-thinkingtencent/hy4-preview

Publisher Kimi Tencent Cloud TokenHub

AI IQ IQ 91#159 IQ 112#70

Context262,144 tokens1,048,576 tokens

Credits provider routes35

Cheapest route$3.2705/1M$3.483242/1M

Cached input$0.15825/1M to $0.3165/1M$0.04431/1M to $0.435536/1M

Privacy postureprovider posture variesprovider posture varies

Fastest measured p50 TTFT970 ms via amazon-bedrocknot enough data

Highest measured throughputnot enough datanot enough data

Recent route uptime range100.00%100.00%

Modes chat chat

MoonshotAI: Kimi K2 Thinking routes

Overview3 Credits routes
PricingInput, cached input, and output rates
ProvidersAll serving providers

Tencent: Hy4 preview routes

Overview5 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="moonshotai/kimi-k2-thinking",
    messages=messages,
)

Questions

Which should I use, MoonshotAI: Kimi K2 Thinking or Tencent: Hy4 preview?

Is MoonshotAI: Kimi K2 Thinking or Tencent: Hy4 preview cheaper?

The current cheapest TrustedRouter route is $3.2705/1M for MoonshotAI: Kimi K2 Thinking and $3.483242/1M for Tencent: Hy4 preview. The comparison uses current catalog prices and updates as provider pricing changes.

Is MoonshotAI: Kimi K2 Thinking or Tencent: Hy4 preview faster?

Current measured p50 time to first token is 970 ms for MoonshotAI: Kimi K2 Thinking and not enough data for Tencent: Hy4 preview. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test MoonshotAI: Kimi K2 Thinking and Tencent: Hy4 preview with the same API?

Yes. Use the same OpenAI-compatible TrustedRouter base URL and API key, then change only the model id between moonshotai/kimi-k2-thinking and tencent/hy4-preview. This makes side-by-side evals possible without maintaining two provider integrations.