# Circulara Observe MCP Plugin

> Circulara Observe MCP Plugin — circularroute-circulara-core. Use this tool when you need to track and analyze the environmental and financial impact of Large Language Model (LLM) usage. It captures LLM usage events and provides reports on cost, carbon footprint, and savings through integration with Claude Code. Ideal for optimizing resource utilization and reducing waste in AI-driven applications.

Canonical page: https://skillsregistry.net/skills/circularroute-circulara-core  
JSON: https://api.skillsregistry.net/v1/skills/circularroute-circulara-core

## Description

Provides Claude Code integration to capture LLM usage events and surface cost, carbon, and savings reports via tools and hooks.

## Trust

- **Trust score (0–1):** 0.61
- **Verification tier:** scanned
- **Last scanned:** 2026-08-29

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** ai-ml
- **Updated:** 2026-08-29

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/tdx4lwuiyk)
- **Repository:** <https://github.com/CircularRoute/circulara-core>

## 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": "circularroute-circulara-core"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/circularroute-circulara-core` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/circularroute-circulara-core/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