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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 / quantizationWeightsFigureSource
BF16 (full precision)854.1 GBEstimate427B params × 2 bytes
FP8430.7 GBFile sizeEmbeddedLLM/MiniMax-M3-FP8-dynamic
AWQ 4-bit240.9 GBFile sizespectator2026/MiniMax-M3-AWQ-int4
MLX 4-bit241.5 GBFile sizemlx-community/MiniMax-M3-4bit
GGUF Q8_0452.7 GBFile sizeunsloth/MiniMax-M3-GGUF
GGUF Q4_K_M264 GBFile sizeunsloth/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

HardwareBF16 (full precision)FP8AWQ 4-bitMLX 4-bitGGUF Q8_0GGUF Q4_K_M
NVIDIA H200141 GB7×4×2×2×4×3×
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.

HardwareGGUF Q8_0GGUF Q4_K_M
RTX 509032 GB——
RTX 409024 GB——
RTX 309024 GB——

GGUF via llama.cpp; more cards or CPU offload for larger files.

HardwareGGUF Q8_0GGUF Q4_K_MMLX 4-bit
Mac, 512 GBM3 Ultra—FitsFits
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.

HardwareBF16 (full precision)FP8AWQ 4-bitMLX 4-bitGGUF Q8_0GGUF Q4_K_M
AWS p5.48xlarge8× H100 · 640 GB—FitsFitsFitsFitsFits
AWS p4de.24xlarge8× A100 80GB · 640 GB—FitsFitsFitsFitsFits
AWS g6e.12xlarge4× L40S · 192 GB——————
Google Cloud a3-highgpu-8g8× H100 · 640 GB—FitsFitsFitsFitsFits
Azure ND H100 v58× H100 · 640 GB—FitsFitsFitsFitsFits

Whole-instance GPU memory; public instance specs.

Serve it yourself

pip install -U vllm
vllm serve MiniMaxAI/MiniMax-M3
pip install 'sglang[all]'
python -m sglang.launch_server --model-path MiniMaxAI/MiniMax-M3
llama-server -hf unsloth/MiniMax-M3-GGUF:Q4_K_M \
  --ctx-size 32768 --n-gpu-layers 99
pip 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

InputOutput
minimax$0.6 in
$2.4 out
novita$0.3 in
$1.2 out
canopywave$0.355 in
$1.78 out
nebius$0.3 in
$1.2 out

Provider list prices; the LLM.API discount applies on top.

ProviderPricingContextCapabilities
minimaxin $0.6; out $2.4 per 1M tokens1M tokensvision, tools, streaming, reasoning, web search, JSON, structured
novitain $0.3; out $1.2 per 1M tokens1M tokensvision, tools, streaming, reasoning, web search, JSON
canopywave5% offin $0.355; out $1.78 per 1M tokens512K tokensvision, tools, streaming, reasoning, web search
nebiusin $0.3; out $1.2 per 1M tokens1M tokenstools, 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.

MiniMax M3
Hi! Want to test the model?

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.

bash
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"
}

Supported endpoints & features

Base URL https://api.llmapi.ai/v1 · model ID minimax-m3 · OpenAI-compatible.

  • POST /v1/chat/completionsChat Completions — supported
FeatureStatusHow to set it
Function calling (tools)Supportedtools, tool_choice
Parallel tool callsNot supportedparallel_tool_calls
JSON modeSupportedresponse_format: {"type": "json_object"}
Structured outputsSupportedresponse_format: {"type": "json_schema", …}
StreamingSupportedstream: true
Vision (image input)Supportedimage_url content parts
Web searchSupportedweb_search
Reasoning effortlow · medium · highreasoning_effort: "low"

Errors & fallback routing

CodeWhat it meansWhat to do
401Missing or invalid API key.Send Authorization: Bearer YOUR_LLMAPI_KEY and check the key is active.
429Rate 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.
5xxUpstream 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

LLM API rating for MiniMax M3

★ 3.6/ 5.0LLM API rating
50% production adoption · 30% category benchmark · 20% tooling & value
✓ Verified benchmark · LMArena + Artificial Analysis
3.5Production adoptionActive open-weight community usage
3.4Benchmark qualityArtificial Analysis Intelligence Index 29.2 · LMArena text rank #86, Elo 1433
4.2Developer ecosystemContext window, tool and JSON support, price against the category median
Reasoning & chat 3.6Coding 3.6Vision & multimodal 3.7Tool & function calling 4.1Long context 4.1
How is this rating calculated?

Every model gets a separate 1.0–5.0 score for each category it can be used in, so a model can rate high for coding and lower for vision. The score combines three parts:

  1. Production adoption — 50%. How widely the model is actually used in production: provider traffic, LiteLLM and gateway usage, open-weight downloads and its LMArena rank. Proven, widely used models score highest.
  2. Category benchmark — 30%. The public benchmark that matters for that category — the Artificial Analysis Intelligence Index and LMArena Elo for reasoning, LMArena coding Elo for coding, image and document support plus vision Elo for vision, tool and JSON support for function calling, measured speed for voice.
  3. Tooling & value — 20%. Context window, support for tools, structured outputs and streaming, and price compared with the category median.

Scores of 4.0 and above are shown in green, 3.0–3.9 in yellow, below 3.0 in red. When a model has no public data for a part, it gets a neutral value instead of an invented number.

A “Verified benchmark” mark (✓) means an independent lab — LMArena or Artificial Analysis — has actually tested that model, and the source figure is shown. Models without that mark are labelled “Estimated from published specs”: the score comes from the published context window, tool and schema support, price and adoption only, because no independent lab has tested them yet.

One exception: a brand-new top-tier model that scores very high on the independent benchmarks but has no usage history yet is rated on the benchmark (60%) and tooling & value (40%) alone, so a missing adoption figure can't hold it back. All inputs come from public sources and are refreshed weekly.

Adoption and benchmark inputs come from public sources — LMArena, Artificial Analysis Intelligence Index and published model specs. Updated weekly.

MiniMax M3 benchmark scores

Intelligence index

This model30.
Tracked median18.

Scale: 0-100 index points

Output speed

This model92 t/s

Scale: 0-400 tokens per second

Reference price per 1M tokens

Input$0.30
Output$1.20

Bars compare input and output list prices for this model.

Intelligence index+67% vs median
MiniMax M3: Self-Hosting & Deployment Guide30
Median tracked model18

Higher is better. The median covers every model tracked by Artificial Analysis.

Output speed
92tok/s

Measured throughput; the full dial is 300 tokens per second.

Reference price / 1M tokens
Input$0.30
Output$1.20

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.

What developers say about MiniMax models

LMArena#86 · Elo 1433Arena coding#62 · Elo 1470Speed92 tokens/sSources: LMArena, Artificial Analysis

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.

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.

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