# costwright

> Use this tool when you need to analyze and optimize the token budget of large language model (LLM) workflows, identifying potential issues such as certifiable, default-dependent, non-certifiable, and runaway units. It provides static worst-case analysis using AST analysis and generates optional signed budget certificates. This tool is ideal for ensuring efficient and reliable LLM-agent workflows by detecting potential token budget problems.

Canonical page: https://skillsregistry.net/skills/hernaninverso-costwright-mcp  
JSON: https://api.skillsregistry.net/v1/skills/hernaninverso-costwright-mcp

## Description

Static worst-case token-budget analysis for LLM-agent workflows using AST analysis to identify certifiable, default-dependent, non-certifiable, and runaway units, with optional signed budget certificates.

## Trust

- **Trust score (0–1):** 0.70
- **Verification tier:** verified
- **Last scanned:** 2026-08-30

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** ai-ml
- **Updated:** 2026-08-30

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/rer76sj4r0)
- **Repository:** <https://github.com/hernaninverso/costwright-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": "hernaninverso-costwright-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/hernaninverso-costwright-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/hernaninverso-costwright-mcp/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