Who it is for
Software architects and technical writers who keep their diagrams in Eraser.
AI Connectors · Developer Tools
Diagram and technical document creation inside an Eraser workspace
Overview
Eraser is a diagramming and technical documentation tool where diagrams are defined as code and rendered onto a canvas. The connector covers creating, reading, and updating diagrams, documents, and files in a connected workspace, so a system described in conversation becomes a stored diagram rather than a block of markup pasted somewhere else. Changes land in the Eraser account and open normally in the app afterwards.
Ten tools are published, and the connector carries the partner tier, meaning it passed the directory's review step rather than being self-published only. An Eraser account is required, since the endpoint refuses anonymous calls.
Software architects and technical writers who keep their diagrams in Eraser.
The endpoint returned 401 without stating a reason, leaving the ten published tools unnamed and the balance between reading a workspace and writing to it a matter of the vendor's description.
Availability
Eraser is listed in the Claude connectors directory only. Eraser has no app under the same domain in the ChatGPT directory; 392 of the 3,150 products here are on both marketplaces, and this is not one of them.
The MCP server behind a Claude connector is usually the same server a ChatGPT app would need, so the absence is a distribution decision rather than a technical one.
Claude listing
Eraser publishes 10 tools to Claude. That is a mid-sized surface: 45% of the 1,253 Claude-listed connectors expose fewer.
The median Claude-listed connector filed under Developer Tools publishes 13, so this one sits 3 tools below its bucket's median, 57th of 95.
It falls in the 7-10 tools band, which holds 14.6% of the Claude directory.
Eraser publishes a remote MCP endpoint. Claude connects to it over HTTP; there is nothing to install locally.
Every connector in the Claude directory is remote, all 1,253 of them, so transport is not a differentiator there.
https://app.eraser.io/api/mcp Eraser carries partner verification in the Claude directory, which 474 of 1,253 listings do (37.8%). That is a review step past self-publishing, not an Anthropic-built server.
In the publisher's words
Generate, create, read, and update diagrams, documents and files in your Eraser workspace directly from Claude. Make Eraser a native part of your AI workflow — describe a system in natural language and have your agent generate a complete diagram, create rich technical docs from code or conversations, and manage files across your workspace. All changes are saved to your Eraser account and accessible from the app.
Quoted from the connector's own Claude directory listing as captured in August 2026. Node8 did not write it and does not vouch for it.
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This is an independent catalogue entry compiled by Node8 from Eraser's public marketplace listing as it stood in August 2026. Listing facts come from the marketplaces; the comparisons against the rest of the directory and any live-endpoint measurements are Node8's. Node8 is not affiliated with Eraser, and inclusion here is not an endorsement.
Node8 builds MCP servers end to end: deciding which tools are worth exposing, the authentication and permission model, the review submissions, and the onboarding that gets them used. One server serves ChatGPT, Claude, and Microsoft Copilot.