GMI Cloud API Key Guide: MiniMax Week 14-Day Free Access

Why GMI Cloud + MiniMax Week?

GMI Cloud is a GPU cloud hosting MiniMax M3 (1M context), M2.7 (sub-second), Speech 2.8 (voice clone), Music 3.0 (full song). During MiniMax Week (Aug 24–Sep 6, 2026) all 4 flagships are 100% free (\$0, no credit card, no deposit) via OpenAI-compatible API at https://api.gmi-serving.com/v1.

Core Strengths

M3 1M MSA sparse attention: 59% SWE-bench Pro, handles 100k-line repos in one shot.
M2.7 sub-second: Millisecond first-token for IDE completions.
Speech 2.8: Ultra-natural TTS + seconds-level voice clone, Cantonese/Sichuan + English.
Music 3.0: End-to-end lyrics + full accompaniment from one prompt.

Free Basis

MiniMax Week: Aug 24 – Sep 6, 2026, 100% free calls, no credit card, no deposit, 0 balance required. Past the window, pay-per-token.

Step-by-Step

Step 1: Open https://console.gmicloud.ai/ref/TQWNDT4D — Sign Up with email, verify.

Step 2: In console → API Keys → Create Key → copy GMI_API_KEY. No credit card.

Step 3: Call any MiniMax model:

M3 cURL

bash

curl https://api.gmi-serving.com/v1/chat/completions \
  -H "Authorization: Bearer $GMI_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "minimax-m3",
    "messages": [{"role":"user","content":"Analyze this Raft leader election and suggest fix."}],
    "temperature": 0.2
  }'

Speech Python (TTS)

python

from openai import OpenAI
client = OpenAI(base_url="https://api.gmi-serving.com/v1", api_key="YOUR_GMI_API_KEY")
resp = client.audio.speech.create(model="speech-2.8", input="Hello from GMI Cloud MiniMax Week!", voice="female-soft")
open("out.mp3","wb").write(resp.content)

Track usage in console → Billing. Free window is limited time — generate early.

GMI Cloud API Key Guide: MiniMax Week 14-Day Full Free Access