Compare

MiniMax M3 vs O3

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.

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MiniMax M3
minimax/m3
O3
openai/o3
Provider
MiniMax
OpenAI
Family
MiniMax M
o-series
Modality
text
text
Context window
1,000,000 tok
200,000 tok
Max output
4,096 tok
100,000 tok
Released
2026-06-01
2026-05-22
License
Open-weight
Open-weight
Input price
$0.300 /1M
$2.00 /1M
Output price
$1.20 /1M
$8.00 /1M
Tools
Streaming
yes
yes
Vision
JSON mode
Reasoning
Prompt caching
Batch API
Try it
Open in playground →
Open in playground →
MiniMax M3
minimax/m3
Full spec →

MiniMax's M3 language model with frontier coding and agentic capabilities, a 1M token context window, and multilingual support.

Strengths
  • General-purpose chat
  • Long context
  • Tool use
Use cases
ChatbotsContent generationAgentic workflows
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
Use cases
ChatbotsContent generationAgentic workflows

Compare with another

Claude Opus 5 vs MiniMax M3
anthropic/claude-opus-5 · minimax/m3
Claude Opus 5 vs O3
anthropic/claude-opus-5 · openai/o3
Grok 4.5 vs MiniMax M3
xai/grok-4.5 · minimax/m3
Grok 4.5 vs O3
xai/grok-4.5 · openai/o3
Kimi K3 vs MiniMax M3
moonshot/kimi-k3 · minimax/m3
Kimi K3 vs O3
moonshot/kimi-k3 · openai/o3
Gemini 3.6 Flash vs MiniMax M3
google/gemini-3.6-flash · minimax/m3
Gemini 3.6 Flash vs O3
google/gemini-3.6-flash · openai/o3
GPT-5.6 Sol vs MiniMax M3
openai/gpt-5.6-sol · minimax/m3
SWITCH BETWEEN THEM

One key, all 2, one line different.

from openai import OpenAI

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

# MiniMax M3
client.chat.completions.create(
    model="minimax/m3",
    messages=[{"role":"user","content":"hello"}],
)

# O3
client.chat.completions.create(
    model="openai/o3",
    messages=[{"role":"user","content":"hello"}],
)
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