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Google: Gemini 2.5 Flash vs Tencent: Hy4 preview

Try both on us. Starter credit covers your first requests, then one key routes Gemini 2.5 Flash 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

Google: Gemini 2.5 Flash has the lower published input-plus-output rate. Tencent: Hy4 preview has more Credits provider routes. Their context windows are the same size. There is not enough recent probe data to compare speed.

$2.954/1MGoogle: Gemini 2.5 Flash cheapest route

$3.483242/1MTencent: Hy4 preview cheapest route

1144 msGoogle: Gemini 2.5 Flash fastest measured p50 TTFT via google-vertex

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.

Google: Gemini 2.5 FlashTencent: Hy4 preview

Model idgoogle/gemini-2.5-flashtencent/hy4-preview

Publisher Google AI Studio Tencent Cloud TokenHub

AI IQ — IQ 112#70

Context1,048,576 tokens1,048,576 tokens

Credits provider routes45

Cheapest route$2.954/1M$3.483242/1M

Cached input$0.03165/1M$0.04431/1M to $0.435536/1M

Privacy posturehas ZDR routeprovider posture varies

Fastest measured p50 TTFT1144 ms via google-vertexnot enough data

Highest measured throughputnot enough datanot enough data

Recent route uptime range100.00%100.00%

Modes chat chat

Google: Gemini 2.5 Flash routes

Overview4 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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Tencent: Hy4 preview vs Z.ai: GLM 5.238 combined provider routes
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Google: Gemini 2.5 Flash vs Z.ai: GLM 5.237 combined provider routes
Google: Gemini 2.5 Flash vs Z.ai: GLM 5.337 combined provider routes
Tencent: Hy4 preview vs Z.ai: GLM 5.3 Flash37 combined provider routes
Google: Gemini 2.5 Flash vs Z.ai: GLM 5.3 Flash36 combined provider routes
MoonshotAI: Kimi K3 vs Tencent: Hy4 preview33 combined provider routes
Google: Gemini 2.5 Flash vs MoonshotAI: Kimi K332 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="google/gemini-2.5-flash",
    messages=messages,
)

Questions

Which should I use, Google: Gemini 2.5 Flash or Tencent: Hy4 preview?

Is Google: Gemini 2.5 Flash or Tencent: Hy4 preview cheaper?

The current cheapest TrustedRouter route is $2.954/1M for Google: Gemini 2.5 Flash and $3.483242/1M for Tencent: Hy4 preview. The comparison uses current catalog prices and updates as provider pricing changes.

Is Google: Gemini 2.5 Flash or Tencent: Hy4 preview faster?

Current measured p50 time to first token is 1144 ms for Google: Gemini 2.5 Flash 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 Google: Gemini 2.5 Flash 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 google/gemini-2.5-flash and tencent/hy4-preview. This makes side-by-side evals possible without maintaining two provider integrations.