GPT-5.3 Codex vs Kimi K2.7 Code
GPT-5.3 Codex vs Kimi K2.7 Code: Side-by-side API pricing and specs — call both with one OpenAI-compatible key on GetModel.
GPT-5.3 Codex
OpenAI · Text
OpenAI GPT-5.3 Codex, specialised for programming and agentic coding. Served through getmodel's stable Codex Pro pool over an OpenAI-compatible endpoint.
View details →
Kimi K2.7 Code
Moonshot AI · Text
Moonshot Kimi K2.7 Code, specialised for programming and agentic coding. Served through getmodel's low-cost domestic-models group over an OpenAI-compatible endpoint.
View details →Pricing comparison
| GPT-5.3 Codex | Kimi K2.7 Code | |
|---|---|---|
| Input / 1M tokens | $0.108 Cheaper | $0.527 |
| Output / 1M tokens | $0.866 Cheaper | $2.19 |
Specifications
| Provider | OpenAI | Moonshot AI |
| Type | Text | Text |
| Endpoints | openai | openai |
How to call
One API key calls both models — just change the "model" field.
from openai import OpenAI
client = OpenAI(base_url="https://getmodel.ai/v1", api_key="$GETMODEL_API_KEY")
# GPT-5.3 Codex
client.chat.completions.create(model="gpt-5.3-codex", messages=[{"role":"user","content":"Hi"}])
# Kimi K2.7 Code (same key, just change "model")
client.chat.completions.create(model="kimi-k2.7-code", messages=[{"role":"user","content":"Hi"}])