# Kimi K3.1 Pro

Model tracker · checked 2026-10-23 · https://dbggr.dev/models/kimi-k3-1-pro/

Post-trained Kimi K3 (3T-class) for coding, 3D creation and finance agents

Kimi K3.1 Pro is an everyday open-weight model from Moonshot AI, released 23 October 2026. At Moonshot AI it costs $2.00 per million input tokens and $10.00 per million output tokens, with a 1M-token context window.

- Made by: Moonshot AI
- Released: 2026-10-23
- Status: Generally available, new
- Tier: Everyday
- Weights: Open
- Context window: 1,048,576 tokens
- Input: text, image, video
- API id: kimi-k3.1-pro
- Docs: https://platform.moonshot.ai/docs/guide/kimi-k3-1-pro-quickstart

## Kimi K3.1 Pro price at Moonshot AI

US dollars per million tokens. Blended is 3 input tokens for every output token, one number to compare on.

| Provider | Input | Output | Cached input | Blended | Batch | Checked |
|---|---|---|---|---|---|---|
| Moonshot AI | $2.00 | $10.00 | $0.20 | $4.00 | – | [2026-10-23](https://platform.moonshot.ai/docs/pricing/chat) |

- Moonshot AI: Cache writes billed separately: $2.00 (5-minute TTL) or $4.00 (1-hour TTL) per 1M tokens. Unlocked after a minimum $1 top-up. Full weights due by 4 Nov 2026.

## Models like Kimi K3.1 Pro

| Model | Input | Output | Context | Weights |
|---|---|---|---|---|
| Kimi K3.1 Pro | $2.00 | $10.00 | 1M | Open |
| [Claude Sonnet 5.5](https://dbggr.dev/models/claude-sonnet-5-5/) | $2.00 | $10.00 | 1M | Closed |
| [GPT-6.1 Sol](https://dbggr.dev/models/gpt-6-1-sol/) | $2.00 | $10.00 | 1.1M | Closed |
| [GPT-6 Sol](https://dbggr.dev/models/gpt-6-sol/) | $2.00 | $10.00 | 1.1M | Closed |
| [Gemini 3.1 Pro](https://dbggr.dev/models/gemini-3-1-pro/) | $2.00 | $12.00 | 1M | Closed |
| [Qwen3.8 Max](https://dbggr.dev/models/qwen3-8-max/) | $2.00 | $6.00 | 1M | Open |

## FAQ

### How much does Kimi K3.1 Pro cost?

Kimi K3.1 Pro costs $2.00 per million input tokens and $10.00 per million output tokens at Moonshot AI, and $0.20 per million cached input tokens. Prices are list prices in US dollars, last checked 23 October 2026.

### What is Kimi K3.1 Pro's context window?

Kimi K3.1 Pro takes up to 1,048,576 tokens in one request.

### Is Kimi K3.1 Pro open weight?

Yes. Moonshot AI publishes the weights, so you can run Kimi K3.1 Pro yourself or at any host that serves it.

### Where can I use Kimi K3.1 Pro?

Kimi K3.1 Pro is available from Moonshot AI. At Moonshot AI, call it as `kimi-k3.1-pro`.