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DeepSeek: DeepSeek V4 Flash 0731 vs moonshotai/Kimi: K2.7-Code-Highspeed

Try both on us. Starter credit covers your first requests, then one key routes DeepSeek V4 Flash 0731 and K2.7-Code-Highspeed. 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

DeepSeek V4 Flash 0731 has the lower published input-plus-output rate, more Credits provider routes, the larger context window and the lower measured p50 time to first token.

$0.142425/1MDeepSeek: DeepSeek V4 Flash 0731 cheapest route

$10.4445/1Mmoonshotai/Kimi: K2.7-Code-Highspeed cheapest route

1079 msDeepSeek: DeepSeek V4 Flash 0731 fastest measured p50 TTFT via venice

2282 msmoonshotai/Kimi: K2.7-Code-Highspeed fastest measured p50 TTFT via kimi

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.

DeepSeek: DeepSeek V4 Flash 0731moonshotai/Kimi: K2.7-Code-Highspeed

Model iddeepseek/deepseek-v4-flash-0731moonshotai/kimi-k2.7-code-highspeed

Publisher DeepSeek Kimi

AI IQ — —

Context1,048,576 tokens262,144 tokens

Credits provider routes262

Cheapest route$0.142425/1M$10.4445/1M

Cached input$0.01/1M to $0.118793/1M$0.4009/1M

Privacy posturehas Confidential route (E2EE + ZDR)provider posture varies

Fastest measured p50 TTFT1079 ms via venice2282 ms via kimi

Highest measured throughput268 tok/s via confidential-ainot enough data

Recent route uptime range66.67% to 100.00%100.00%

Modes chat chat

DeepSeek: DeepSeek V4 Flash 0731 routes

Overview26 Credits routes
PricingInput, cached input, and output rates
ProvidersAll serving providers

moonshotai/Kimi: K2.7-Code-Highspeed routes

Overview2 Credits routes
PricingInput, cached input, and output rates
ProvidersAll serving providers

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DeepSeek: DeepSeek V4 Flash 0731 vs Qwen: Qwen3.8 27B46 combined provider routes
DeepSeek: DeepSeek V4 Flash 0731 vs MoonshotAI: Kimi K2.643 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="deepseek/deepseek-v4-flash-0731",
    messages=messages,
)

Questions

Which should I use, DeepSeek: DeepSeek V4 Flash 0731 or moonshotai/Kimi: K2.7-Code-Highspeed?

DeepSeek V4 Flash 0731 has the lower published input-plus-output rate, more Credits provider routes, the larger context window and the lower measured p50 time to first token.

Is DeepSeek: DeepSeek V4 Flash 0731 or moonshotai/Kimi: K2.7-Code-Highspeed cheaper?

The current cheapest TrustedRouter route is $0.142425/1M for DeepSeek: DeepSeek V4 Flash 0731 and $10.4445/1M for moonshotai/Kimi: K2.7-Code-Highspeed. The comparison uses current catalog prices and updates as provider pricing changes.

Is DeepSeek: DeepSeek V4 Flash 0731 or moonshotai/Kimi: K2.7-Code-Highspeed faster?

Current measured p50 time to first token is 1079 ms for DeepSeek: DeepSeek V4 Flash 0731 and 2282 ms for moonshotai/Kimi: K2.7-Code-Highspeed. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test DeepSeek: DeepSeek V4 Flash 0731 and moonshotai/Kimi: K2.7-Code-Highspeed with the same API?

Yes. Use the same OpenAI-compatible TrustedRouter base URL and API key, then change only the model id between deepseek/deepseek-v4-flash-0731 and moonshotai/kimi-k2.7-code-highspeed. This makes side-by-side evals possible without maintaining two provider integrations.