Loading ToolBench
A meta server for orchestrating and leveraging multiple MCP servers and tools
This server exposes only 2 tools with severely incomplete definitions. Both tools lack proper MCP-compliant input schemas, they define parameters as plain objects without JSON Schema type declarations. Descriptions are present but generic (under 100 chars). No output schemas are documented. Tool names lack action verbs (File Processor, Visualization Creator are nouns, not verb_noun patterns). No error handling guidance, no parameter validation rules, and no security considerations. The server appears to be a meta-orchestration layer for OTHER MCP servers rather than a functional MCP server itself, which creates confusion about its actual role.
A tool for reading and processing various file types
A tool for creating various types of data visualizations
Tool names lack action verbs. 'File Processor' and 'Visualization Creator' are nouns; should be 'process_file' and 'create_visualization'. LLMs rely on verb_noun naming to infer intent before reading descriptions.
Input schemas lack JSON Schema type declarations. Parameters are listed as plain objects without 'type' fields (e.g., filePath has no 'type': 'string'). This violates JSON Schema and prevents clients from validating inputs.
No output schemas documented. Tool definitions include example outputs (success, result, processingTime) but no formal schema. LLMs cannot plan downstream tool calls without knowing response structure.
Inferred effective spec: <=2025-11-25.
| Scored | Grade | Overall | Spec posture | Rubric |
|---|---|---|---|---|
| 2026-09-23 | F | 26 | <=2025-11-25 | v2 |
Descriptions are generic and under 100 characters. 'A tool for reading and processing various file types' lacks specificity about supported formats, output structure, or when to use it vs. alternatives. Baseline for A+ tools is 194 chars.
No error handling or recovery guidance. Tool definitions do not specify what errors can occur, whether they are retryable, or what the LLM should do next. No actionable error messages.