# ChartOne

> Use this tool when you need to generate visualizations and charts to enhance reports, documents, or messages with interactive and styled graphics. ChartOne solves the problem of creating and sharing charts by providing a hosted service that supports multiple chart types and themes, returning inline images and embeddable URLs. It is ideal for use in markdown, emails, Slack, and documentation, especially when anonymous or authenticated modes are required for varying quotas and watermark controls.

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

## Description

Hosted chart rendering service for AI agents that generates styled charts as persistent hosted URLs. Supports 16+ chart types and 20+ themes. Returns an inline image and embeddable URL for use in markdown, emails, Slack, and documentation. Anonymous mode available; API key unlocks higher quotas and removes watermarks.

## Trust

- **Trust score (0–1):** 0.65
- **Verification tier:** scanned
- **Last scanned:** 2026-09-02

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** communication
- **Updated:** 2026-09-02

## Source

- **Source listing:** [PulseMCP](https://www.pulsemcp.com/servers/chartone)
- **Repository:** <https://github.com/zhugejun/chartone-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": "chartone"
    }
  }
}
```

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