# io.github.donnywin85/bsc-dex-spread (npm · bsc-dex-spread-mcp)

Cross-DEX price & spread for PancakeSwap v2+v3 on BSC via x402. Tool get_dex_spread(pair, fee?).

- Trust score: 68/100 (medium)
- Change this week: +22
- Registry status: active
- Liveness: live
- Owner verified: no
- Last scored: 2026-08-03

## Components

- npm · `bsc-dex-spread-mcp`: 68/100 (this document), [markdown](https://verifymcp.io/servers/donnywin85-bsc-dex-spread/bsc-dex-spread-mcp.md), [page](https://verifymcp.io/servers/donnywin85-bsc-dex-spread/bsc-dex-spread-mcp)

## Channel facts

- Registry: `npm`
- Package: `bsc-dex-spread-mcp`
- Version: `0.1.0`
- 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 (113 of 117), 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 (113 of 117), 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 30 days ago).
  - Disclosure check failed: no security disclosure policy was found in the source repository.
- **Schema Quality & AI Usability**: 70/100
  - AI-judged instruction clarity (good).
  - Context-footprint check failed: tool/resource definitions use about 209 tokens (~209/item across 1 items; 1 tools + 0 resources), over budget; trim descriptions and params.
  - 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 donnywin85-bsc-dex-spread -- npx -y bsc-dex-spread-mcp
```

### Codex

```bash
codex mcp add donnywin85-bsc-dex-spread -- npx -y bsc-dex-spread-mcp
```

### opencode

```json
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "donnywin85-bsc-dex-spread": {
      "type": "local",
      "command": [
        "npx",
        "-y",
        "bsc-dex-spread-mcp"
      ],
      "enabled": true
    }
  }
}
```

### OpenClaw

```bash
openclaw mcp add donnywin85-bsc-dex-spread --command npx --arg -y --arg bsc-dex-spread-mcp
```

### Hermes

```yaml
mcp_servers:
  donnywin85-bsc-dex-spread:
    command: "npx"
    args: ["-y", "bsc-dex-spread-mcp"]
```

### Other

```json
{
  "mcpServers": {
    "donnywin85-bsc-dex-spread": {
      "command": "npx",
      "args": [
        "-y",
        "bsc-dex-spread-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.

### 2026-08-02 (score 68, +42)

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

### 2026-07-31 (score 26, 0)

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

### 2026-07-30 (score 26, −20)

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

### 2026-07-28 (score 46, 0)

- [functional regression] Security disclosure: unverified → fail

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

First indexed and scored.

## MCP tools (1)

### `get_dex_spread` (~209 tokens)

BSC cross-DEX price & spread

Real-time cross-DEX price & spread for PancakeSwap v2+v3 on BSC. Params: pair=SYM/SYM (e.g. WBNB/USDC), optional fee=v3 tier. Returns per-venue prices, best buy/sell, gross cross-DEX spread (bps), liquidity, and block number. Costs $0.01 USDC per call on Base mainnet (eip155:8453), paid automatically from the wallet in EVM_PRIVATE_KEY.

Input parameters:

- `fee` (string): Optional PancakeSwap v3 fee tier to restrict the v3 probe (e.g. 100, 500, 2500, 10000). Omit to probe all v3 tiers + v2.
- `pair` (string, required): Token pair as SYM/SYM; first symbol is the USD-priceable side (e.g. WBNB/USDC, WBNB/USDT, CAKE/WBNB).

## Diagnostics

Captured diagnostic sections: Provenance, Dependencies. The full working is on the page: https://verifymcp.io/servers/donnywin85-bsc-dex-spread/bsc-dex-spread-mcp#diagnostics

## Score history

- 2026-08-03: 68
- 2026-08-02: 68
- 2026-08-01: 26
- 2026-07-31: 26
- 2026-07-30: 26
- 2026-07-28: 46
- 2026-07-27: 46

## Links

- npm package: https://www.npmjs.com/package/bsc-dex-spread-mcp
- Socket report: https://socket.dev/npm/package/bsc-dex-spread-mcp
- Repository: https://github.com/donnywin85/bsc-dex-spread-mcp
- Changelog RSS feed: https://verifymcp.io/servers/donnywin85-bsc-dex-spread/bsc-dex-spread-mcp/changelog.xml
- Changelog JSON feed: https://verifymcp.io/servers/donnywin85-bsc-dex-spread/bsc-dex-spread-mcp/changelog.json
- HTML version of this page: https://verifymcp.io/servers/donnywin85-bsc-dex-spread/bsc-dex-spread-mcp