MiniMax M3: Self-Hosting & Deployment Guide
Up to 5%Call MiniMax M3 through LLM.API when you want MiniMax-family text generation with unified auth, provider choice, and production-friendly defaults.
What is MiniMax M3?
On LLM.API, MiniMax M3 (minimax-m3) serves as a MiniMax conversational model for products that need 1M tokens context windows and predictable token pricing. minimax-m3 provided by minimax, novita. It is wired for API access through LLM.API with OpenAI-compatible patterns.
How to run MiniMax M3 yourself
Open weights (other), 427B parameters. Below: how much memory the weights need at each quantization, which hardware fits them, and the commands to serve it.
MiniMax M3 VRAM requirements
| Precision / quantization | Weights | Figure | Source |
|---|---|---|---|
| BF16 (full precision) | 854.1 GB | Estimate | 427B params × 2 bytes |
| FP8 | 430.7 GB | File size | EmbeddedLLM/MiniMax-M3-FP8-dynamic |
| AWQ 4-bit | 240.9 GB | File size | spectator2026/MiniMax-M3-AWQ-int4 |
| MLX 4-bit | 241.5 GB | File size | mlx-community/MiniMax-M3-4bit |
| GGUF Q8_0 | 452.7 GB | File size | unsloth/MiniMax-M3-GGUF |
| GGUF Q4_K_M | 264 GB | File size | unsloth/MiniMax-M3-GGUF |
File size = actual download size on Hugging Face. Estimate = parameter count × bytes per weight. Weights only — the KV cache for long contexts needs extra memory; the fit tables below add 15% headroom as a rule of thumb.
GPU requirements: deploy MiniMax M3 on your hardware
| Hardware | BF16 (full precision) | FP8 | AWQ 4-bit | MLX 4-bit | GGUF Q8_0 | GGUF Q4_K_M |
|---|---|---|---|---|---|---|
| NVIDIA H200141 GB | 7× | 4× | 2× | 2× | 4× | 3× |
| NVIDIA H10080 GB | — | 7× | 4× | 4× | 7× | 4× |
| NVIDIA A100 80GB80 GB | — | 7× | 4× | 4× | 7× | 4× |
| NVIDIA L40S48 GB | — | — | 6× | 6× | — | 7× |
GPUs needed per variant.
| Hardware | GGUF Q8_0 | GGUF Q4_K_M |
|---|---|---|
| RTX 509032 GB | — | — |
| RTX 409024 GB | — | — |
| RTX 309024 GB | — | — |
GGUF via llama.cpp; more cards or CPU offload for larger files.
| Hardware | GGUF Q8_0 | GGUF Q4_K_M | MLX 4-bit |
|---|---|---|---|
| Mac, 512 GBM3 Ultra | — | Fits | Fits |
| Mac, 192 GBM2 Ultra | — | — | — |
| Mac, 128 GBM4 Max / M3 Max | — | — | — |
| Mac, 64 GBM4 Pro / Max | — | — | — |
Assumes ~75% of unified memory is usable by the GPU.
| Hardware | BF16 (full precision) | FP8 | AWQ 4-bit | MLX 4-bit | GGUF Q8_0 | GGUF Q4_K_M |
|---|---|---|---|---|---|---|
| AWS p5.48xlarge8× H100 · 640 GB | — | Fits | Fits | Fits | Fits | Fits |
| AWS p4de.24xlarge8× A100 80GB · 640 GB | — | Fits | Fits | Fits | Fits | Fits |
| AWS g6e.12xlarge4× L40S · 192 GB | — | — | — | — | — | — |
| Google Cloud a3-highgpu-8g8× H100 · 640 GB | — | Fits | Fits | Fits | Fits | Fits |
| Azure ND H100 v58× H100 · 640 GB | — | Fits | Fits | Fits | Fits | Fits |
Whole-instance GPU memory; public instance specs.
Serve it yourself
pip install -U vllm
vllm serve MiniMaxAI/MiniMax-M3pip install 'sglang[all]'
python -m sglang.launch_server --model-path MiniMaxAI/MiniMax-M3llama-server -hf unsloth/MiniMax-M3-GGUF:Q4_K_M \
--ctx-size 32768 --n-gpu-layers 99pip install -U mlx-lm
mlx_lm.generate --model mlx-community/MiniMax-M3-4bit --prompt "Hello"Commands use the official repositories above; vLLM and SGLang expose an OpenAI-compatible endpoint.
Skip the deploy — use LLM.API as your endpoint
No GPUs, no quantization trade-offs. Same model, OpenAI-compatible, up to 5% below list price.
Providers
LLM.API routes MiniMax M3 to the providers below, with discounted effective rates versus list price.
List price by provider
InputOutputProvider list prices; the LLM.API discount applies on top.
| Provider | Pricing | Context | Capabilities |
|---|---|---|---|
| minimax | in $0.6; out $2.4 per 1M tokens | 1M tokens | vision, tools, streaming, reasoning, web search, JSON, structured |
| novita | in $0.3; out $1.2 per 1M tokens | 1M tokens | vision, tools, streaming, reasoning, web search, JSON |
| canopywave5% off | in $0.355; out $1.78 per 1M tokens | 512K tokens | vision, tools, streaming, reasoning, web search |
| nebius | in $0.3; out $1.2 per 1M tokens | 1M tokens | tools, streaming, reasoning, web search |
Prices and availability from the LLMAPI catalogue, updated nightly. Last updated 11 Oct 2026.
Try this model
Test MiniMax M3 right here — free to start.
Suggestions for your first prompt
Code snippet
Call MiniMax M3 through the OpenAI-compatible API — POST /v1/chat/completions.
Switching from OpenAI? Change 2 lines.
- base_url="https://api.openai.com/v1"
- api_key="YOUR_OPENAI_KEY"
+ base_url="https://api.llmapi.ai/v1"
+ api_key="YOUR_LLMAPI_KEY"Everything else stays the same — SDK, message format, tools, streaming. Set model to minimax-m3 and the call runs unchanged.
curl https://api.llmapi.ai/v1/chat/completions \
-H "Authorization: Bearer $LLMAPI_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "minimax-m3",
"messages": [
{"role": "user", "content": "Give me three crisp launch checklist items."}
],
"reasoning_effort": "low"
}'from openai import OpenAI
client = OpenAI(
api_key="YOUR_LLMAPI_KEY",
base_url="https://api.llmapi.ai/v1",
)
resp = client.chat.completions.create(
model="minimax-m3",
messages=[
{"role": "system", "content": "You are a precise product assistant."},
{"role": "user", "content": "Give me three crisp launch checklist items."},
],
reasoning_effort="low",
)
print(resp.choices[0].message.content)import OpenAI from "openai";
const client = new OpenAI({
apiKey: process.env.LLMAPI_KEY,
baseURL: "https://api.llmapi.ai/v1",
});
const resp = await client.chat.completions.create({
model: "minimax-m3",
messages: [
{ role: "user", content: "Give me three crisp launch checklist items." },
],
});
console.log(resp.choices[0].message.content);stream = client.chat.completions.create(
model="minimax-m3",
messages=[{"role": "user", "content": "Write a haiku about latency."}],
stream=True,
)
for chunk in stream:
delta = chunk.choices[0].delta.content
if delta:
print(delta, end="", flush=True){
"model": "minimax-m3",
"messages": [
{"role": "system", "content": "You are a precise product assistant."},
{"role": "user", "content": "Give me three crisp launch checklist items."}
],
"reasoning_effort": "low"
}ENDPOINTS
Supported endpoints & features
Base URL https://api.llmapi.ai/v1 · model ID minimax-m3 · OpenAI-compatible.
POST /v1/chat/completionsChat Completions — supported
| Feature | Status | How to set it |
|---|---|---|
| Function calling (tools) | Supported | tools, tool_choice |
| Parallel tool calls | Not supported | parallel_tool_calls |
| JSON mode | Supported | response_format: {"type": "json_object"} |
| Structured outputs | Supported | response_format: {"type": "json_schema", …} |
| Streaming | Supported | stream: true |
| Vision (image input) | Supported | image_url content parts |
| Web search | Supported | web_search |
| Reasoning effort | low · medium · high | reasoning_effort: "low" |
ERRORS
Errors & fallback routing
| Code | What it means | What to do |
|---|---|---|
401 | Missing or invalid API key. | Send Authorization: Bearer YOUR_LLMAPI_KEY and check the key is active. |
429 | Rate limited, or the upstream provider is throttling the request. | Back off and retry with jitter; the gateway also retries the request on another provider where one is available. |
5xx | Upstream provider error or timeout. | Retry; fallback routing sends the retry to the next healthy provider for this model. |
When a provider fails or throttles, the request is routed to the next provider serving this model — the ones listed in the providers table above.
MiniMax M3 in production
What the model is good at.
Conversational UX
Maintains coherent multi-turn assistant behavior for product chat surfaces. Grounded in the model's chat role rather than generic chat claims.
Code assistance
Helps write, explain, refactor, and debug application code across common languages. Reflects MiniMax positioning for this endpoint.
Structured outputs
Can produce JSON-friendly or schema-oriented responses when prompted carefully. Relevant for `minimax-m3` workloads on LLM.API.
Long-context synthesis
Summarizes and cross-references information across large prompts when context allows. Relevant for `minimax-m3` workloads on LLM.API.
Multilingual drafting
Drafts and translates professional content across major business languages. Tuned to how teams typically call MiniMax M3.
What you get when you call MiniMax M3 through LLM.API.
Unified AI Routing
Practical: Reach MiniMax M3 and sibling models through one OpenAI-compatible endpoint.
One endpoint, every model.Cost Control
Practical: Compare provider price points and keep spend visible as you scale MiniMax M3.
More performance, less spend.Reliability Layer
Production: Retry and route across configured providers when a single upstream blips.
Never go dark on users.Observability
Production: Trace prompts, tokens, and errors for MiniMax M3 alongside the rest of your stack.
See every token, everywhere.Drop-in SDKs
Keep using familiar OpenAI client patterns with base URL https://api.llmapi.ai/v1.
Think tasks, not models.Model Breadth
Practical: Swap MiniMax M3 for chat, media, or embedding alternatives without rewriting auth.
Scale from 1 to millions.
When to Use — When NOT to Use
Use it if...
- Your prompts benefit from the model's family strengths (reasoning, speed, or cost) (MiniMax M3)
- You want OpenAI-compatible chat completions through a single LLM.API key (MiniMax M3)
- You need provider failover options exposed for this model id (MiniMax M3)
- You need a general-purpose text model for assistants, agents, or content workflows (MiniMax M3)
Avoid if...
- You need guaranteed real-time hard latency SLAs without benchmarking the provider
- You require on-prem only deployment with no cloud inference
- You need pure embedding, OCR, or media generation instead of chat
- Your use case depends on unpublished proprietary benchmarks not listed here
BENCHMARKS
MiniMax M3 benchmark scores
Intelligence index
Scale: 0-100 index points
Output speed
Scale: 0-400 tokens per second
Reference price per 1M tokens
Bars compare input and output list prices for this model.
Higher is better. The median covers every model tracked by Artificial Analysis.
Measured throughput; the full dial is 300 tokens per second.
Provider list prices, before the LLM.API discount.
Independent scores published by Artificial Analysis (source). Reference prices are provider list prices, not LLM.API pricing.
COMMUNITY
What developers say about MiniMax models
Summarised from publicly published developer and community reviews of this model family. Opinions are the sources’, not LLM.API’s, and may not be specific to MiniMax M3.
- MiniMax M2 debuted as one of the highest-scoring open-weight models for coding and agentic tasks and is repeatedly recommended as a cheap Claude alternative.
- Large-sample community tests (1,000+ prompts) report reliable tool calling and fast, shippable code.
- Reviewers note it has since been overtaken by larger open-weight releases on general intelligence indices.
SOURCES
Frequently Asked Questions
When should I choose MiniMax M3?
You want OpenAI-compatible chat completions through a single LLM.API key — especially when you specifically need MiniMax M3.
What are limitations of MiniMax M3?
Like other API models, MiniMax M3 can be wrong, incomplete, or uneven on edge cases. Validate outputs for high-stakes use. Media/OCR/STT models additionally depend on input quality.
What modalities does MiniMax M3 support?
MiniMax M3 accepts text, image, video and produces text according to its architecture metadata on LLM.API.
Which providers serve MiniMax M3?
LLM.API currently lists: canopywave, minimax, nebius, novita. Availability can vary by region and account.
How do I call MiniMax M3 via API?
Send OpenAI-compatible requests to https://api.llmapi.ai/v1 with model "minimax-m3" and your LLM.API key. See the code snippet on this page.
What is MiniMax M3?
minimax-m3 provided by minimax, novita. It is wired for API access through LLM.API with OpenAI-compatible patterns. On LLM.API it is addressed as `minimax-m3`.
Where is the canonical page for MiniMax M3?
https://llmapi.ai/models/minimax-m3/
Is MiniMax M3 a chat model?
Yes—MiniMax M3 is exposed as a chat/completions-style endpoint on LLM.API.
Does MiniMax M3 support streaming?
Yes—at least one listed provider advertises streaming.
What is the context length for MiniMax M3?
Reported context for MiniMax M3 is 1M tokens. Always verify the active provider row if multiple providers are listed.
COMPARE
Competitive Models
DeepSeek V4.1 Flash
Input$0.3 / 1MOutput$1.2 / 1MList price per 1M tokens.
$0.3 in / $1.2 out per 1M tokens, 1,000,000 context — the closest current alternative to MiniMax M3.
Qwen3 Coder Flash
Input$0.3 / 1MOutput$1.5 / 1MList price per 1M tokens.
$0.3 in / $1.5 out per 1M tokens, 1,000,000 context — the closest current alternative to MiniMax M3.
Gemini 2.5 Flash
Input$0.3 / 1MOutput$2.5 / 1MList price per 1M tokens.
$0.3 in / $2.5 out per 1M tokens, 1,048,576 context — the closest current alternative to MiniMax M3.
Get one key to every model
Swap your API key. Keep your code.