---
title: "DeepSeek Harness vs Grok Build"
description: "DeepSeek Harness and Grok Build are both terminal agents. Grok Build comes with SuperGrok plans, DeepSeek Harness is free to install."
canonical_url: "https://whichcoding.tools/compare/deepseek-harness-vs-grok-build"
---
# DeepSeek Harness vs Grok Build

> DeepSeek Harness is a terminal agent by DeepSeek. Grok Build is a terminal agent by xAI (SpaceXAI). Every cell below is read from the directory data and points back to a vendor page.

## General

|  | DeepSeek Harness | Grok Build |
| --- | --- | --- |
| Layer | Terminal agent | Terminal agent |
| Vendor | DeepSeek | xAI (SpaceXAI) |
| Website | [deepseek.com/harness/en](https://www.deepseek.com/harness/en/) | [x.ai/cli](https://x.ai/cli) |
| Platforms | macOS, Windows | macOS, Linux, Windows |
| License | MIT (Open source) | Apache-2.0 (Open source) |
| Status | preview | active |

## Pricing

|  | DeepSeek Harness | Grok Build |
| --- | --- | --- |
| Free tier | Yes | Yes |
| Entry price | Free | Free |
| Top individual plan | Free | $100/mo |
| Team plan | — | Contact sales |
| Included usage | — | — |
| Beyond the plan | — | Rate limited, Credit packs, API list price |
| Part of a plan | — | SuperGrok |

## Models

|  | DeepSeek Harness | Grok Build |
| --- | --- | --- |
| Providers | DeepSeek, Anthropic, OpenAI | xAI, Anthropic, OpenAI |
| Bring your own key | BYOK | BYOK |
| Local models | No | Yes |

## Features

|  | DeepSeek Harness | Grok Build |
| --- | --- | --- |
| Parallel agents | No | Yes |
| Subagents | Yes | Yes |
| MCP client | Yes | Yes |
| ACP agent | No | Yes |
| Sandboxing | No | Yes |
| Plugins | No | Yes |
| Hooks | No | Yes |

## Works with

|  | DeepSeek Harness | Grok Build |
| --- | --- | --- |
| Runs | — | — |
| Runs inside | — | dmux, JetBrains AI, T3 Code, Zed |
| Pricing verified | 2026-09-08 | 2026-08-23 |

## Related

[Add more tools](https://whichcoding.tools/compare?tools=deepseek-harness,grok-build), up to four at a time.

Data: CC BY 4.0. Credit whichcoding.tools and link to https://whichcoding.tools. Full terms in [LICENSE-DATA](https://github.com/benjamincanac/whichcodingtools/blob/main/LICENSE-DATA).

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