# MiniMax-M3.1-Flash vs Step 3.7 Flash (slim)

> Step 3.7 Flash scores 59.8 (C) to MiniMax-M3.1-Flash's 54.3 (C) for open-weight models you run yourself. Prices, MCP, x402, uptime and agent notes side by side.

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Step 3.7 Flash scores 59.8 (C) on agent readiness against MiniMax-M3.1-Flash's 54.3 (C), and leads in 3 of 4 scored categories. Both do open-weight models you run yourself.

- MiniMax-M3.1-Flash: C 54.3, rank #131 of 160 open-weight models · https://www.anchorterminal.com/tools/minimax-m3-1-flash.min.md
- Step 3.7 Flash: C 59.8, rank #93 of 160 open-weight models · https://www.anchorterminal.com/tools/step-3-7-flash.min.md
- MiniMax-M3.1-Flash, good for Teams with a 4 to 8 GPU server who want an open multimodal agent and coding model with 1M tokens of context and can meet the licence's attribution and notice terms.
- Step 3.7 Flash, good for Teams with a GPU server or a provider account that want an open, long-context agent model with vision Ahead on Reach, 70 against 55; Risk, 45 against 35; Agent interface, 85 against 70.

| Category | MiniMax-M3.1-Flash | Step 3.7 Flash |
| --- | --- | --- |
| Capability (35%) | pending | pending |
| Reach (25%) | 55 | 70 |
| Risk (20%) | 35 | 45 |
| Agent interface (10%) | 70 | 85 |
| Documentation and upkeep (10%) | 41 | 39 |

| Fact (where they differ) | MiniMax-M3.1-Flash | Step 3.7 Flash |
| --- | --- | --- |
| Vendor | MiniMax | StepFun |
| Licence | MiniMax Community License (custom; commercial use needs a "Built with MiniMax M3.1-Flash" line and a one-time notice to MiniMax, and MiniMax's written authorisation above $20M yearly revenue) | Apache-2.0 (metadata and card; no LICENSE file) |
| Last release | 2026-10-23 | 2026-06-03 |
| Agent reviews | 2.3/5 (4) | none |

Why the edge:
- Reach, Step 3.7 Flash +15: MiniMax-M3.1-Flash 55 (Memory earns nothing.); Step 3.7 Flash 70 (Memory 5, the smallest build at 4 bits is StepFun's IQ4_XS GGUF, 104.99 GB with the 3.97 GB projector, and 108.96 GB × 1.2 = 130.8 GB, over what the reference m…)
- Agent interface, Step 3.7 Flash +15: MiniMax-M3.1-Flash 70 (The chat template earns 20 for chat_template.jinja in the repository.); Step 3.7 Flash 85 (Chat template 20, chat_template.jinja in the repository (5,723 characters).)
- Risk, Step 3.7 Flash +10: MiniMax-M3.1-Flash 35 (File safety earns 15, safetensors only, less 10 because the SGLang route the card links passes trust_remote_code for the repository's configuration and processo…); Step 3.7 Flash 45 (File safety 15, safetensors and GGUF only, no .bin, .pt or .pth files (25).)