OpenAI compatible API · Attested · Public status

MoonshotAI: Kimi K3 vs solar-pro4

MoonshotAI: Kimi K3 vs solar-pro4: 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

MoonshotAI: Kimi K3 has more Credits provider routes. solar-pro4 has the lower published input-plus-output rate. There is not enough recent probe data to compare speed.

$12.3435/1MMoonshotAI: Kimi K3 cheapest route

$0.47475/1Msolar-pro4 cheapest route

1220 msMoonshotAI: Kimi K3 fastest measured p50 TTFT via telnyx

not enough datasolar-pro4 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 K3solar-pro4

Model idmoonshotai/kimi-k3upstage/solar-pro4

Publisher Kimi Upstage

AI IQ IQ 128#13 —

Context1,048,576 tokens0 tokens

Credits provider routes231

Cheapest route$12.3435/1M$0.47475/1M

Cached input$0.205725/1M to $1.9623/1M$0.01899/1M

Privacy posturehas provider E2EE routeprovider posture varies

Fastest measured p50 TTFT1220 ms via telnyxnot enough data

Highest measured throughputnot enough datanot enough data

Recent route uptime range0.00% to 100.00%100.00%

Modes chat chat

MoonshotAI: Kimi K3 routes

Overview23 Credits routes
PricingInput, cached input, and output rates
ProvidersAll serving providers

solar-pro4 routes

Overview1 Credits routes

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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-k3",
    messages=messages,
)

Questions

Which should I use, MoonshotAI: Kimi K3 or solar-pro4?

MoonshotAI: Kimi K3 has more Credits provider routes. solar-pro4 has the lower published input-plus-output rate. There is not enough recent probe data to compare speed.

Is MoonshotAI: Kimi K3 or solar-pro4 cheaper?

The current cheapest TrustedRouter route is $12.3435/1M for MoonshotAI: Kimi K3 and $0.47475/1M for solar-pro4. The comparison uses current catalog prices and updates as provider pricing changes.

Is MoonshotAI: Kimi K3 or solar-pro4 faster?

Current measured p50 time to first token is 1220 ms for MoonshotAI: Kimi K3 and not enough data for solar-pro4. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test MoonshotAI: Kimi K3 and solar-pro4 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-k3 and upstage/solar-pro4. This makes side-by-side evals possible without maintaining two provider integrations.