# io.github.Dw-Dwain/ace-context-mcp (npm · ace-context-mcp)

Local-first memory for AI chats: save context in one chat, load it in any other via MCP.

- Trust score: 64/100 (medium)
- Change this week: +21
- Registry status: active
- Liveness: live
- Owner verified: no
- Last scored: 2026-08-03

## Components

- npm · `ace-context-mcp`: 64/100 (this document), [markdown](https://verifymcp.io/servers/dw-dwain-ace-context-mcp/ace-context-mcp.md), [page](https://verifymcp.io/servers/dw-dwain-ace-context-mcp/ace-context-mcp)

## Channel facts

- Registry: `npm`
- Package: `ace-context-mcp`
- Version: `0.1.1`
- Transport: `stdio`

## Trust breakdown

How this component scores in each security and reliability category. Every signal is checked automatically from public evidence about the published package, including repeated runs of it in an isolated sandbox, and we only credit what we can confirm. Scores are 0–100 per category. Scoring method: https://verifymcp.io/docs/scoring (what has changed: https://verifymcp.io/docs/scoring/changelog)

Scored 2026-08-03.

- **Supply Chain Security**: 87/100
  - No malware found by supply-chain analysis.
  - Only part of the dependency tree could be resolved (129 of 133), so this covers what we could see, not the whole tree.
  - No install/post-install scripts declared.
  - Only part of the dependency tree could be resolved (129 of 133), so this covers what we could see, not the whole tree.
- **Provenance & Transparency**: 45/100
  - Source repository is publicly reachable at the declared URL.
  - Provenance check failed: no build-provenance attestation is published.
  - Clear OSI-approved license (Apache-2.0).
  - Actively maintained (last published 13 days ago).
  - Disclosure check failed: no security disclosure policy was found in the source repository.
- **Schema Quality & AI Usability**: 60/100
  - AI-judged instruction clarity (fair).
  - Tool/resource definitions use about 321 tokens (~64/item across 5 items; 5 tools + 0 resources), lean.
  - Usage-examples check failed: none of the tools include examples.
- **Stability & Change Management**: 27/100
  - Stability observed for 8 of 30 days with no destabilising changes; credit accrues until the full window elapses.
- **Tool Coverage**: 78/100
  - 100% of tools have a non-trivial description (not blank, and not just the tool's name).
  - 35% of tool parameters carry a description.
- **Capabilities**: 100/100
  - Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.

## Install

### Claude

```bash
claude mcp add dw-dwain-ace-context-mcp -- npx -y ace-context-mcp
```

### Codex

```bash
codex mcp add dw-dwain-ace-context-mcp -- npx -y ace-context-mcp
```

### opencode

```json
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "dw-dwain-ace-context-mcp": {
      "type": "local",
      "command": [
        "npx",
        "-y",
        "ace-context-mcp"
      ],
      "enabled": true
    }
  }
}
```

### OpenClaw

```bash
openclaw mcp add dw-dwain-ace-context-mcp --command npx --arg -y --arg ace-context-mcp
```

### Hermes

```yaml
mcp_servers:
  dw-dwain-ace-context-mcp:
    command: "npx"
    args: ["-y", "ace-context-mcp"]
```

### Other

```json
{
  "mcpServers": {
    "dw-dwain-ace-context-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "ace-context-mcp"
      ]
    }
  }
}
```

## Changelog

Every change recorded for this component, newest first. Days that predate change tracking, or that we cannot explain, say so: "we were watching and nothing happened" and "we were not watching" are different claims.

### 2026-08-03 (score 64, +1)

No change was recorded against any check on this day. Stability & Change Management went from 23 to 27. That category is still filling its 30-day observation window: 7 days of observed history at the previous scan, 8 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-08-02 (score 63, +58)

- [security regression] Provenance: unverified → fail
- [security improvement] Install scripts: unverified → pass
- [security improvement] Known CVEs: unverified → partial
- [security improvement] Malware scan: unverified → pass
- [functional improvement] License: unverified → pass
- [functional improvement] Schema quality: unverified → fair
- [functional improvement] Dependency health: unverified → partial
- [functional improvement] Maintenance: unverified → pass
- [functional improvement] MCP protocol: unverified → pass
- [functional improvement] Stability: unverified → 0.23
- [functional improvement] Tool coverage: unverified → 100
- [functional] Licence: Apache-2.0

### 2026-08-01 (score 5, −20)

- [functional] We updated how we score, so this day's move reflects our rubric, not a change to the server

### 2026-07-31 (score 25, −18)

- [security regression] Malware scan: pass → unverified

### 2026-07-30 (score 43, +19)

- [functional improvement] Tool coverage: unverified → 100

### 2026-07-28 (score 24, −19)

- [functional regression] Tool coverage: 100 → unverified
- [functional] First check of Schema quality: unverified

### 2026-07-27 (score 43)

First indexed and scored.

## MCP tools (5)

### `context_save` (~101 tokens)

Save a context

Persist a chat, notes, or thread under a slug so any other chat can load it. Merges into an existing slug (bumps version).

Input parameters:

- `keepRaw` (boolean): Retain raw content in full shape (default true)
- `slug` (string, required): Unique slug, e.g. "project/auth-refactor"
- `tags` (array)
- `text` (string, required): The full content to save
- `ttlDays` (integer)

### `context_load` (~61 tokens)

Load a context

Fetch a saved context as ready-to-paste markdown. Engine picks the largest shape that fits budgetTokens.

Input parameters:

- `budgetTokens` (integer)
- `shape` (string): pointer | summary | working | full (default summary)
- `slug` (string, required)

### `context_list` (~41 tokens)

List saved contexts

Enumerate contexts, optionally filtered by slug prefix or tag.

Input parameters:

- `limit` (integer)
- `prefix` (string)
- `tag` (string)

### `context_forget` (~45 tokens)

Forget a context

Move a context to trash (recoverable) or purge it permanently.

Input parameters:

- `purge` (boolean): Permanently delete instead of moving to trash
- `slug` (string, required)

### `context_search` (~73 tokens)

Search saved contexts

Semantic search across every saved context. Returns ranked snippets with their source slug; load the slug for the full context.

Input parameters:

- `budgetTokens` (integer)
- `query` (string, required)
- `scope` (string): Restrict to a slug prefix, e.g. "project/"
- `topK` (integer)

## Diagnostics

Captured diagnostic sections: Provenance, Dependencies. The full working is on the page: https://verifymcp.io/servers/dw-dwain-ace-context-mcp/ace-context-mcp#diagnostics

## Score history

- 2026-08-03: 64
- 2026-08-02: 63
- 2026-08-01: 5
- 2026-07-31: 25
- 2026-07-30: 43
- 2026-07-28: 24
- 2026-07-27: 43

## Links

- npm package: https://www.npmjs.com/package/ace-context-mcp
- Socket report: https://socket.dev/npm/package/ace-context-mcp
- Repository: https://github.com/Dw-Dwain/Ace-Context-MCP
- Changelog RSS feed: https://verifymcp.io/servers/dw-dwain-ace-context-mcp/ace-context-mcp/changelog.xml
- Changelog JSON feed: https://verifymcp.io/servers/dw-dwain-ace-context-mcp/ace-context-mcp/changelog.json
- HTML version of this page: https://verifymcp.io/servers/dw-dwain-ace-context-mcp/ace-context-mcp