What is the context window of MiniMax: MiniMax M3.1 Flash?

MiniMax: MiniMax M3.1 Flash supports a context window of 1.0M tokens.

Is MiniMax: MiniMax M3.1 Flash free to use?

MiniMax: MiniMax M3.1 Flash is a paid model. It costs $0.150 per million input tokens and $0.600 per million output tokens.

How is LLM API pricing calculated?

LLM pricing has two components: input tokens (everything you send) and output tokens (what the model generates). Total cost = (prompt tokens × input rate + output tokens × output rate) / 1,000,000 × number of requests.

MiniMax: MiniMax M3.1 Flash API Pricing — $0.150 Input / $0.600 Output per 1M Tokens

Q: How much does MiniMax: MiniMax M3.1 Flash cost?

MiniMax: MiniMax M3.1 Flash costs $0.150 per million input tokens and $0.600 per million output tokens via OpenRouter. Pricing was last updated Oct 29, 2026.

MiniMax: MiniMax M3.1 Flash by Minimax — $0.150 input / $0.600 output per 1M tokens via OpenRouter. Context: 1.0M tokens. Pricing last updated Oct 29, 2026.

Input / 1M tokens

$0.150

Output / 1M tokens

$0.600

Provider

Minimax

Context window

1.0M tokens

Via

OpenRouter

Cost at common usage volumes

Usage	Daily	Monthly
Chatbot (100/day)	$0.083	$2.48
Small app (1K/day)	$0.450	$13.50
Mid-scale (10K/day)	$6.00	$180.00
Large scale (100K/day)	$135.00	$4050.00

Model ID: minimax/minimax-m3.1-flash
Data source: OpenRouter public API — updated Oct 29, 2026.

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About MiniMax: MiniMax M3.1 Flash

MiniMax: MiniMax M3.1 Flash is an LLM developed by Minimax. Input costs $0.150 per million tokens and output costs $0.600 per million tokens via OpenRouter. It supports a context window of 1.0M tokens.

Pricing Details

Via the OpenRouter API:

Input tokens: $0.150 per 1 million tokens
Output tokens: $0.600 per 1 million tokens

A token is roughly 0.75 words. For context: a typical user message of 100 words is approximately 133 tokens; a 500-word system prompt is about 650 tokens.

How Much Does MiniMax: MiniMax M3.1 Flash Cost?

For a typical chatbot application (1,000 requests/day, 1,000 prompt tokens and 500 output tokens per request):

Daily cost: $0.4500
Monthly cost: $13.500

Accessing MiniMax: MiniMax M3.1 Flash via OpenRouter

OpenRouter provides a unified API for 200+ LLMs including MiniMax: MiniMax M3.1 Flash. You can use it with any OpenAI-compatible SDK by setting the base URL to https://openrouter.ai/api/v1 and using your OpenRouter API key. The model ID is minimax/minimax-m3.1-flash.

Compare MiniMax: MiniMax M3.1 Flash with Other Models

Use the AI Model Cost Comparison tool to compare MiniMax: MiniMax M3.1 Flash against GPT-4o, Claude 3.5 Sonnet, Gemini 1.5 Pro, or any other model side by side. Or use the LLM API Cost Calculator to browse all 456+ models sorted by cost for your specific usage.

Frequently Asked Questions

Yes. MiniMax: MiniMax M3.1 Flash is available on OpenRouter with the model ID minimax/minimax-m3.1-flash. OpenRouter provides a unified API compatible with OpenAI's SDK format.