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MiniMax publishes the Code CLI 0.4.12 source with TUI, headless and ACP runtimes

MiniMax has published the source for version 0.4.12 of its Code terminal agent, covering the interactive TUI, headless CLI, Agent Client Protocol runtime, model-provider layer, tools, permissions, sandboxing, MCP, plugins and subagents. The repository uses MIT by default for first-party code, but MiniMax explicitly excludes the desktop HTTP front door, cloud-executor-only implementations and internal Git history from the public source boundary.

Published 18 Sept 2026, 13:25 · Updated 20 Sept 2026, 01:25

The public source now covers the terminal agent runtime

MiniMax imported the reviewed source snapshot for MiniMax Code 0.4.12 on 18 September. The published tree covers the interactive terminal interface, headless mcode exec mode and Agent Client Protocol entry point, along with the in-process runtime used to read and edit projects, run commands, manage tool permissions and sandbox execution. The repository also documents support for MiniMax accounts and bring-your-own-key providers using OpenAI Completions, OpenAI Responses and Anthropic Messages compatible APIs.

The source includes MCP integration, plugins, subagents, local session handling and public distribution tooling. MiniMax continues to ship the CLI through its installer and the public @minimax-ai/code package, but its source-status record cautions that matching the 0.4.12 version number does not prove byte-for-byte or behavioural parity with the npm tarball.

The source boundary leaves some product components outside

MiniMax draws a specific line around what it has published. OAuth and Token Plan support, account and quota views, the official plugin marketplace, managed connectors, search, mcode-tools, updates and diagnostic clients are represented in the source tree. Internal generated IDL, the desktop application's HTTP front door and implementations that run only in MiniMax cloud executors are excluded, and the company says its internal Git history is not part of the public repository.

That boundary matters when evaluating the release as an inspectable coding-agent harness. Developers can examine the agent loop, local tools, provider configuration and permission machinery that run in the terminal product, while the repository does not provide the complete source for every MiniMax Code service or the desktop application.

MIT is the default for first-party code, with retained third-party terms

MiniMax marks the default licence for first-party code as MIT. The repository also records exceptions: its sandbox runtime remains Apache-2.0, while derived terminal code, the model catalogue, bundled assets and other third-party components retain their own declarations. The licence record therefore needs to be read at component level rather than treating every file in the distribution as MIT.

The project is active, but reproducibility still has a boundary

The repository provides Node and pnpm source-build instructions, a small clamp project for a reproducible agent task, and documented verification records. Development has continued since the import, including verified commits on 19 September for provider reasoning-effort handling and CLI uninstall documentation. GitHub showed 1,219 stars and 130 forks when checked on 19 September, a dated adoption signal rather than evidence of reliability.

This publication verifies the source release and its documented boundary, not the quality of MiniMax Code as an autonomous coding system. A complete independent comparison between a fresh source build and the published npm package, including live service paths and cross-platform interactive behaviour, remains outstanding.

Source trail

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