Kimi K2.7 Code

MoonshotAI Kimi K2.7 Code is a multimodal Mixture-of-Experts model (activates ~32B of ~1T parameters) optimized for agentic coding, long-context reasoning, and tool use. It supports text and image inputs, always operates in thinking mode, and offers a 256K context window.

ReasoningToolscoding

Context 262.1K·Max out 65.5K

Quickstart

import { streamText } from 'ai';
import { createOpenAICompatible } from '@ai-sdk/openai-compatible';

const blackbox = createOpenAICompatible({
  name: 'blackbox',
  apiKey: process.env.BLACKBOX_API_KEY!,
  baseURL: 'https://api.blackbox.ai/v1',
});

const result = streamText({
  model: blackbox('blackboxai/moonshotai/kimi-k2.7-code'),
  prompt: 'Why is the sky blue?',
});

for await (const chunk of result.textStream) {
  process.stdout.write(chunk);
}

Specs & pricing

Input $/M: 0.74
Output $/M: 3.50
Context window: 262.1K
Max output: 65.5K
Supported parameters: tool-usereasoningstreamingjson-mode

Related models

Model	Type	Context	Input $/M
NVIDIA: Nemotron 3 Ultra	Text	1M	0.5
GLM 5.2	Text	1.0M	0.93
Gemma 4 31B	Text	262.1K	0.12
GPT-OSS 120B	Text	131K	0.35
MiniMax M2.7	Text	200K	0.3