# Promptibus

> Use this tool when you need to optimize and compare AI models for specific use cases, and want to streamline your workflow with features like prompt optimization and model ranking. Promptibus solves problems related to AI model selection, performance, and cost, providing inputs like use case descriptions and outputs like recommended models and pricing information. It is ideal for use in applications compatible with Claude Desktop, Cursor, and Windsurf, where its 67+ supported generative AI models can be leveraged via the @promptibus/mcp npm package.

Canonical page: https://skillsregistry.net/skills/promptibus  
JSON: https://api.skillsregistry.net/v1/skills/promptibus

## Description

Exposes 7 tools for AI model intelligence: model recommendation based on use case, prompt optimization, parameter comparison, pricing lookup, capability analysis, and model ranking. Supports 67+ generative AI models with built-in caching for performance. Compatible with Claude Desktop, Cursor, and Windsurf via npm package @promptibus/mcp.

## Trust

- **Trust score (0–1):** 0.98
- **Verification tier:** verified
- **Last scanned:** 2026-09-19

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** ai-ml
- **Updated:** 2026-09-19

## Source

- **Source listing:** [PulseMCP](https://www.pulsemcp.com/servers/promptibus)
- **Repository:** <https://github.com/promptibus/mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "promptibus"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/promptibus` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/promptibus/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt