MoonshotAI: Kimi K2.7 Code is a coding-focused model in Moonshot AI's Kimi K2 family, built to complete end-to-end programming tasks reliably over long contexts. It uses a native multimodal mixture-of-experts...
Model details →MoonshotAI: Kimi K2.7 Code (batch) vs OpenAI: GPT-5.3-Codex
MoonshotAI: Kimi K2.7 Code (batch) wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
GPT-5.3-Codex is OpenAI’s most advanced agentic coding model, combining the frontier software engineering performance of GPT-5.2-Codex with the broader reasoning and professional knowledge capabilities of GPT-5.2. It achieves state-of-the-a…
Model details →Side-by-side comparison
| Capability | MoonshotAI: Kimi K2.7 Code (batch) | OpenAI: GPT-5.3-Codex | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 262K | 400K | 🏆 OpenAI: GPT-5.3-Codex |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.95 | $1.75 | 🏆 MoonshotAI: Kimi K2.7 Code (batch) |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $4.00 | $14.00 | 🏆 MoonshotAI: Kimi K2.7 Code (batch) |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| Vision input Accepts image inputs alongside text. | Yes | Yes | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | Yes | Tie |
Frequently asked questions
Is MoonshotAI: Kimi K2.7 Code (batch) better than OpenAI: GPT-5.3-Codex?
MoonshotAI: Kimi K2.7 Code (batch) wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between MoonshotAI: Kimi K2.7 Code (batch) and OpenAI: GPT-5.3-Codex?
Input: $0.95 vs $1.75 per 1M tokens. Output: $4.00 vs $14.00 per 1M tokens.
What context windows do MoonshotAI: Kimi K2.7 Code (batch) and OpenAI: GPT-5.3-Codex support?
MoonshotAI: Kimi K2.7 Code (batch) supports up to 262K tokens. OpenAI: GPT-5.3-Codex supports up to 400K tokens.
Do both MoonshotAI: Kimi K2.7 Code (batch) and OpenAI: GPT-5.3-Codex support tool calling?
MoonshotAI: Kimi K2.7 Code (batch): yes. OpenAI: GPT-5.3-Codex: yes.