Pricing per million tokens, context window, capabilities — pulled from each provider's public docs. All 2 are available via the same AIgateway OpenAI-compatible endpoint; flip the model string to switch.
Kimi K2.7 is a frontier-scale open-source 1T parameter model with a 262.1k context window, multi-turn tool calling, vision inputs, and structured outputs for agentic workloads.
GPT-5.4 is OpenAI's flagship model with strong coding, reasoning, and multimodal capabilities.
Source: each provider's published benchmarks. Higher is better. Run an eval to compare on your own data.
from openai import OpenAI
client = OpenAI(
base_url="https://api.aigateway.sh/v1",
api_key="sk-aig-...",
)
# Kimi-K2.7-Code
client.chat.completions.create(
model="moonshot/kimi-k2.7-code",
messages=[{"role":"user","content":"hello"}],
)
# GPT-5.4
client.chat.completions.create(
model="openai/gpt-5.4",
messages=[{"role":"user","content":"hello"}],
)