| What it does | A shared understanding of your software project, grounded in the code and inherited by every AI agent you connect
| A harness-agnostic framework for AI coding tools
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| Stage | MVP
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Free trial
| Open source
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| Pricing | Free during closed beta. After beta: £19/month for Early Access subscribers, with price locked in for the lifetime of continuous subscription.
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| Key features | - One understanding shared across Claude, Claude Code, ChatGPT and Codex over MCP
- Claims grounded in the code, with evidence, re-checked when the code changes
- Portable .naetive folder that travels with the repository
- Reviews, questions and handoffs between agents, addressed by name
- Work view showing what every agent is doing and what is waiting
- Chats beside the project, pinned, with one history across computers
- Platform terminal and agent continuity
- Roadmap with Now, Next and Later streams
| - Configure plugins, skills, MCP servers, and hooks in a single harness.yaml file
- Observatory: monitor every session, tool call, and minute of activity
- Memory: persistent knowledge graph for AI orientation
- Comparator: run prompts across Claude Code, Cursor, and Copilot side by side
- Import existing configs from multiple AI coding tools automatically
- Share complete setup via single file with teammates
- Harness Parity: verify all connected AI tools end up with identical configuration
- Cross-harness compatibility table showing actual tool capabilities
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| What makes it different | - Agents ask each other directly by name without copy-pasting between windows
- Understanding outlives chat sessions and is inherited by every new agent
- Every claim cites the code that backs it, with evidence reviewable by the developer
- Travels with repository as a plain .naetive folder that fresh clones inherit
| - Import-first approach: reads existing configs from all your tools and converges them before you write YAML
- No marketing gloss: capability table generated at build time from actual adapter code, not hand-maintained
- Portable across tools: single harness.yaml travels with you to every machine and tool
- Open source and free: no cost beyond existing Claude subscription
- Based on open specification: Harness Protocol is vendor-neutral and JSON Schema validated
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | 16 ● no change since last check |
| Trust Flow (Majestic) | 3 | 0 |
| Citation Flow (Majestic) | 24 | 20 |
| Referring domains (Majestic) | 8 | 11 |