# Smeltr Token-2022 (npm · @smeltr/mcp-server)

Validate Token-2022 configs (transfer fee, soulbound, delegate). Read-only — no keys or RPC.

- Trust score: 67/100 (medium)
- Change this week: +21
- Registry status: active
- Liveness: live
- Owner verified: no
- Last scored: 2026-08-03

## Components

- npm · `@smeltr/mcp-server`: 67/100 (this document), [markdown](https://verifymcp.io/servers/space-raven-smeltr-token2022/smeltr-mcp-server.md), [page](https://verifymcp.io/servers/space-raven-smeltr-token2022/smeltr-mcp-server)

## Channel facts

- Registry: `npm`
- Package: `@smeltr/mcp-server`
- 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 (95 of 99), 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 (95 of 99), 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 (MIT).
  - Actively maintained (last published 29 days ago).
  - Disclosure check failed: no security disclosure policy was found in the source repository.
- **Schema Quality & AI Usability**: 66/100
  - AI-judged instruction clarity (good).
  - Tool/resource definitions use about 230 tokens (~57/item across 4 items; 4 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**: 100/100
  - 100% of tools have a non-trivial description (not blank, and not just the tool's name).
  - 100% 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 space-raven-smeltr-token2022 -- npx -y @smeltr/mcp-server
```

### Codex

```bash
codex mcp add space-raven-smeltr-token2022 -- npx -y @smeltr/mcp-server
```

### opencode

```json
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "space-raven-smeltr-token2022": {
      "type": "local",
      "command": [
        "npx",
        "-y",
        "@smeltr/mcp-server"
      ],
      "enabled": true
    }
  }
}
```

### OpenClaw

```bash
openclaw mcp add space-raven-smeltr-token2022 --command npx --arg -y --arg @smeltr/mcp-server
```

### Hermes

```yaml
mcp_servers:
  space-raven-smeltr-token2022:
    command: "npx"
    args: ["-y", "@smeltr/mcp-server"]
```

### Other

```json
{
  "mcpServers": {
    "space-raven-smeltr-token2022": {
      "command": "npx",
      "args": [
        "-y",
        "@smeltr/mcp-server"
      ]
    }
  }
}
```

## 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.

### 2026-08-02 (score 67, +46)

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

### 2026-08-01 (score 21, −5)

- [security] Stability: Stability not yet verified: we do not have a sandbox capture of the MCP schema this version of the package serves yet.
- [functional regression] Capabilities: pass → unverified

### 2026-07-31 (score 26, −2)

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

### 2026-07-30 (score 28, +4)

- [security regression] Malware scan: pass → unverified
- [functional improvement] Tool coverage: unverified → 100

### 2026-07-28 (score 24, −22)

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

### 2026-07-27 (score 46)

First indexed and scored.

## MCP tools (4)

### `list_modules` (~41 tokens)

List the Solana Token-2022 extension modules Smeltr supports (Transfer Fee, Non-Transferable, Permanent Delegate), with descriptions and high-impact flags.

### `describe_module` (~61 tokens)

Describe one Token-2022 module: its parameters, types, valid ranges, which fields are authorities, and security notes.

Input parameters:

- `id` (string, required): Module id, e.g. 'transfer-fee', 'permanent-delegate', 'non-transferable'.

### `validate_config` (~71 tokens)

Validate a proposed Token-2022 module selection and parameters against Smeltr's real compatibility engine and each module's schema. Returns hard-conflict errors, soft-conflict warnings, and per-parameter validation issues.

Input parameters:

- `modules` (array, required): The Token-2022 modules to configure, each with optional params.

### `estimate_cost` (~57 tokens)

Estimate the SOL cost to deploy a Token-2022 token with the given modules: exact Smeltr platform fee plus an estimated rent range.

Input parameters:

- `modules` (array, required): The Token-2022 modules to configure, each with optional params.

## Diagnostics

Captured diagnostic sections: Provenance, Dependencies. The full working is on the page: https://verifymcp.io/servers/space-raven-smeltr-token2022/smeltr-mcp-server#diagnostics

## Score history

- 2026-08-03: 67
- 2026-08-02: 67
- 2026-08-01: 21
- 2026-07-31: 26
- 2026-07-30: 28
- 2026-07-28: 24
- 2026-07-27: 46

## Links

- npm package: https://www.npmjs.com/package/@smeltr/mcp-server
- Socket report: https://socket.dev/npm/package/@smeltr/mcp-server
- Repository: https://github.com/Space-Raven/Smeltr
- Website: https://smeltr.org/docs/mcp
- Changelog RSS feed: https://verifymcp.io/servers/space-raven-smeltr-token2022/smeltr-mcp-server/changelog.xml
- Changelog JSON feed: https://verifymcp.io/servers/space-raven-smeltr-token2022/smeltr-mcp-server/changelog.json
- HTML version of this page: https://verifymcp.io/servers/space-raven-smeltr-token2022/smeltr-mcp-server