compare/MiniMax H3 HighspeedvsKimi K3

MiniMax H3 Highspeed vs Kimi K3

Pricing, context window, capabilities, and release date — pulled from each provider's public docs. Both are available via the same AIgateway OpenAI-compatible endpoint; flip the model string to switch.

RUN BOTH LIVE

Paste a prompt. Watch them race.

Both models stream in parallel through your own AIgateway key. Tokens, latency, and cost update as they arrive.

Sign in to runLive streaming uses your own key. It's free to sign up.
 MiniMax H3 Highspeed
minimax/h3-highspeed
Kimi K3
moonshot/kimi-k3
ProviderMiniMaxMoonshot
Family
Modalityvideotext
Context window—1,048,576 tok
Max output—32,768 tok
Released2026-10-302026-07-16
Input price$0.060 /sec$3.00 /1M
Output price—$15.00 /1M
Cache read——
Tools—yes
Streaming—yes
Vision—yes
JSON mode—yes
Reasoning—yes
Prompt caching——
MiniMax H3 Highspeed
minimax/h3-highspeed
Full spec →

A multimodal video generation model that balances quality and speed, supporting text-to-video, first and last frame image-to-video, and reference-to-video generation at 768P.

Strengths
  • Text-to-video generation
Kimi K3
moonshot/kimi-k3
Full spec →

Kimi K3 is Moonshot's flagship 2.8 trillion-parameter model, built on Kimi Delta Attention (a hybrid linear attention mechanism) with Attention Residuals. It offers native visual understanding, always-on reasoning, and a 1M-token context window for long-horizon coding, knowledge work, and deep reasoning tasks.

Strengths
  • General-purpose chat
  • Long context
  • Tool use
SWITCH BETWEEN THEM

One key, both models, one line different.

# pip install aigateway-py openai
# aigateway-py: sub-accounts, evals, replays, jobs, webhook verify.
# openai SDK: chat/embeddings/images/audio — drop-in compat per our SDK's own guidance.
from openai import OpenAI

client = OpenAI(
    base_url="https://api.aigateway.sh/v1",
    api_key="sk-aig-...",
)

# Try MiniMax H3 Highspeed
client.chat.completions.create(
    model="minimax/h3-highspeed",
    messages=[{"role":"user","content":"hello"}],
)

# Try Kimi K3 — same client, same key
client.chat.completions.create(
    model="moonshot/kimi-k3",
    messages=[{"role":"user","content":"hello"}],
)
Get an AIgateway keyAdd a third model

Compare with another

Claude Opus 5.5 vs MiniMax H3 Highspeed
anthropic/claude-opus-5.5 · minimax/h3-highspeed
Claude Opus 5.5 vs Kimi K3
anthropic/claude-opus-5.5 · moonshot/kimi-k3
Gemini 4 Argon vs MiniMax H3 Highspeed
google/gemini-4-argon · minimax/h3-highspeed
Gemini 4 Argon vs Kimi K3
google/gemini-4-argon · moonshot/kimi-k3
Claude Sonnet 5.5 vs MiniMax H3 Highspeed
anthropic/claude-sonnet-5.5 · minimax/h3-highspeed
Claude Sonnet 5.5 vs Kimi K3
anthropic/claude-sonnet-5.5 · moonshot/kimi-k3
Deepseek-V4.1-Flash-1017 vs MiniMax H3 Highspeed
deepseek/deepseek-v4.1-flash-1017 · minimax/h3-highspeed
Deepseek-V4.1-Flash-1017 vs Kimi K3
deepseek/deepseek-v4.1-flash-1017 · moonshot/kimi-k3
Grok 4.7 vs MiniMax H3 Highspeed
xai/grok-4.7 · minimax/h3-highspeed