Kimi K3.1 Pro vs Kimi K3.1 Pro Highspeed

Kimi K3.1 Pro (Kimi) versus Kimi K3.1 Pro Highspeed (Kimi): API pricing, context window, capabilities and uptime, from the same data as each model page, at the WandAPI default channel price. Input costs 7.8 Credits / M for Kimi K3.1 Pro and 15.6 Credits / M for Kimi K3.1 Pro Highspeed, so Kimi K3.1 Pro is 50% cheaper. Context windows are 1M and 1M.

Kimi K3.1 Prok3.1-pro
Kimi
Input (prompt)
7.8Credits / M
≈ $1.18
Output (completion)
40.8Credits / M
≈ $6.18
1M context · — output40% off
Kimi K3.1 Pro details
Kimi K3.1 Pro Highspeedkimi-k3.1-pro-highspeed
Kimi
Input (prompt)
15.6Credits / M
≈ $2.36
Output (completion)
81.6Credits / M
≈ $12.36
1M context · — output40% off
Kimi K3.1 Pro Highspeed details
Lower input price
Kimi K3.1 Pro
50% cheaper
Larger context
Kimi K3.1 Pro Highspeed
1M · 1M
More exclusive capabilities
Kimi K3.1 Pro Highspeed
Video

Specs side by side

Item
Kimi K3.1 Prok3.1-pro
Kimi K3.1 Pro Highspeedkimi-k3.1-pro-highspeed
Input (prompt) · Credits / M7.8≈ $1.1815.6≈ $2.36
Output (completion) · Credits / M40.8≈ $6.1881.6≈ $12.36
Cache read · Credits / M0.780.78
Context window1M1M
Max output——
7-day uptime——
Latest probe latency——
Measured throughput——
ProtocolsAnthropic Messages / OpenAI ResponsesAnthropic Messages / OpenAI Responses
Sample monthly cost (10M in + 2M out)159.6≈ $24.17319.2≈ $48.34

Prices are the WandAPI default channel price in Credits (1 Credit = ¥1); green marks the better side. Uptime and latency come from WandAPI probes; a dash means the model is not probed yet.

Capabilities

CapabilityKimi K3.1 ProKimi K3.1 Pro Highspeed
Vision
Function Calling
Reasoning
Prompt Caching
Response Schema
Streaming
Web Search
Video
Audio
File Input
Realtime
Session
Media
Multipart Form
Binary Response

FAQ

Which is cheaper, Kimi K3.1 Pro or Kimi K3.1 Pro Highspeed?

At the WandAPI default channel price, Kimi K3.1 Pro input costs 7.8 Credits / M and Kimi K3.1 Pro Highspeed input costs 15.6 Credits / M, so Kimi K3.1 Pro is 50% cheaper. Output and cache prices are in the specs table above.

Which has the larger context window, Kimi K3.1 Pro or Kimi K3.1 Pro Highspeed?

Kimi K3.1 Pro offers 1M tokens, Kimi K3.1 Pro Highspeed offers 1M tokens.

Can I switch between Kimi K3.1 Pro and Kimi K3.1 Pro Highspeed at any time?

Yes. WandAPI calls every model with the same API key; switching is just changing the model field in the request, and billing is split per model in one console.

How do the capabilities of Kimi K3.1 Pro and Kimi K3.1 Pro Highspeed differ?

Only Kimi K3.1 Pro Highspeed: Video. Every other capability is either supported by both or by neither; see the capability table above.

More comparisons

Kimi K3.1 Pro vs Kimi K2.6Kimi K3.1 Pro vs Kimi K2.7 CodeKimi K3.1 Pro vs Kimi K3Kimi K3.1 Pro Highspeed vs Kimi K2.6Kimi K3.1 Pro Highspeed vs Kimi K2.7 CodeKimi K3.1 Pro Highspeed vs Kimi K3

One API key for both Kimi K3.1 Pro and Kimi K3.1 Pro Highspeed

Free credits on sign-up, pay as you go, no monthly fee.

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