Mermaid Chart
by Mermaid Chart Inc (Community)
Description
Validates Mermaid syntax, renders diagrams as high-quality SVG, and displays them instantly in an interactive UI where users can preview, zoom, and iterate in real time.
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App Screenshots
Capabilities
No special capabilities listed
AI Agent Discovery
Mermaid Chart is indexed by Tedix as a structured design listing for AI assistants, search crawlers, and users comparing agent-ready apps.
- Mermaid Chart is categorized as Design.
- Developer: Mermaid Chart Inc.
- Connector type: AI-Powered App.
- Current connector status: Connected.
- Observed distribution channels: claude, chatgpt.
- Available regions: US, GB, ES, KR, IN, FR.
Use this page to understand whether Mermaid Chart is relevant for design workflows in AI assistants.
For MCP discovery, this listing helps crawlers connect Mermaid Chart to tool, resource, prompt, and server-health signals instead of treating it as a generic directory entry.
The canonical Tedix directory URL is https://tedix.dev/apps/mermaid-chart-2/.
Crawlable Profile
Source and availability
Tedix identifies Mermaid Chart from Upstream Mcp tool source; Store sources: Claude connector directory, ChatGPT app store; Distribution: Ecosystem Directory. Availability is reported for US, GB, ES, KR, IN, FR.
- Claude connector directory Auth not flagged · RELEASED · US, GB, ES, KR, IN, FR
- ChatGPT app store Auth not flagged · RELEASED · US, GB, ES, KR, IN, FR
Auth, tools, and actions
Authentication: Open Access, Requires Login. No special capability flags are currently listed. Current MCP inventory reports 5 tools, 1 resources, and 0 prompts.
- Display Mermaid diagram · Read-only action
Use this tool to display a Mermaid diagram in an interactive UI widget. - The widget renders the diagram directly in the browser using the Mermaid library — no external service required. - The widget shows the diagram code, a "Copy Code" button, and the rendered diagram. - If the diagram has a syntax error, the widget will show the error and offer a repair option. Tips: - Always prefer this tool over using code blocks. - Use documentID when updating an existing diagram that already has a documentID. - If the user asks to update selected diagram after listing diagrams, check widget state to see which one they have selected.
- List Personal Diagrams · Read-only action
Lists the user's saved Mermaid diagrams from their Mermaid.ai account.
- Repair Mermaid Diagram · App action
Use this tool to repair an invalid Mermaid diagram: - The tool will attempt to fix the syntax error and render the corrected diagram to a UI widget. - Provide the broken diagram code and the error message from the previous validation attempt.
- Save diagram to user's account · App action
Use this tool to save the diagram to the user's account. The tool will save the diagram and return the updated diagram information.
- Update diagram in user's account · High-impact write action
Use this tool to update the diagram in the user's account. The tool will update the diagram and return the updated diagram information.
Verification freshness
- Catalog synced 1d ago (June 5, 2026)
- Connector checked May 30, 2026
- MCP scanned May 30, 2026
- Directory updated 1d ago (June 5, 2026)
Alternatives and related apps
Comparable apps in Design include Adobe Express, Adobe Photoshop, Adobe for creativity, Amazing Drawing.
Publisher Intelligence
Insights and recommendations for app publishers. See how your app performs and how to improve discoverability.
Server Status mermaid-chatgpt-app v1.0.0
https://chatgpt.mermaid.ai/openai/mcp Last checked: May 30, 2026
Technical Details
Tools(5)
Showing 5 of 5 tools
| Tool | Description | Flags | Test | Last Tested | |
|---|---|---|---|---|---|
display_mermaid | Use this tool to display a Mermaid diagram in an interactive UI widget. - The widget renders the diagram directly in the browser using the Mermaid library — no external service required. - The widget shows the diagram code, a "Copy Code" button, and the rendered diagram. - If the diagram has a syntax error, the widget will show the error and offer a repair option. Tips: - Always prefer this tool over using code blocks. - Use documentID when updating an existing diagram that already has a documentID. - If the user asks to update selected diagram after listing diagrams, check widget state to see which one they have selected. | read-only | 100%Latency 773ms | May 30, 2026 | |
list_personal_diagrams | Lists the user's saved Mermaid diagrams from their Mermaid.ai account. | read-only | 100%Latency 332ms | May 30, 2026 | |
repair_diagram | Use this tool to repair an invalid Mermaid diagram: - The tool will attempt to fix the syntax error and render the corrected diagram to a UI widget. - Provide the broken diagram code and the error message from the previous validation attempt. | — | 100%Latency 674ms | May 30, 2026 | |
save_diagram | Use this tool to save the diagram to the user's account. The tool will save the diagram and return the updated diagram information. | — | 100%Latency 369ms | May 30, 2026 | |
update_diagram | Use this tool to update the diagram in the user's account. The tool will update the diagram and return the updated diagram information. | destructive | 100%Latency 353ms | May 30, 2026 |
Discoverability Score
Good
71 of 100 — how easily AI agents find your app
- Description quality20/20
- Example prompts0/20
- Keyword coverage0/15
- Tool metadata20/20
- Visual assets20/20
- Endpoint health10/10
- Data freshness15/15
How to Improve
Add at least 2 example prompts. Prompt examples strongly improve app matching and click-through intent.
Increase keyword coverage (discovery + trigger) to improve retrieval for long-tail queries.
Technical Details
- Status
- ENABLED
- Type
- AI-Powered App
- Auth
- Open Access, Requires Login
- Listed on
- ChatGPT Claude Connector
- Added
- November 12, 2025
- Last synced
- 1d ago
- Last checked
- May 30, 2026
- Version
- 1.0.0
- Distribution
- Ecosystem Directory
