compare/MiniMax H3 HighspeedvsO3

MiniMax H3 Highspeed vs O3

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
O3
openai/o3
ProviderMiniMaxOpenAI
Familyo-series
Modalityvideotext
Context window—200,000 tok
Max output—100,000 tok
Released2026-10-302026-05-22
Input price$0.060 /sec$2.00 /1M
Output price—$8.00 /1M
Cache read——
Tools——
Streaming—yes
Vision——
JSON mode——
Reasoning——
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
O3
openai/o3
Full spec →

o3 is OpenAI’s general-purpose reasoning model, balancing strong analytical performance with reasonable latency and cost.

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 O3 — same client, same key
client.chat.completions.create(
    model="openai/o3",
    messages=[{"role":"user","content":"hello"}],
)
Get an AIgateway keyAdd a third model

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