Is classifier.dev free?

Yes. classifier.dev is free: add it to your Claude Market library, no bank card needed.

How do I install classifier.dev in Claude?

Add classifier.dev to your library to get its URL. In Claude, open Settings › Connectors, click “Add custom connector” and paste the URL.

Does classifier.dev work with Claude Code?

Yes. In a terminal, run claude mcp add --transport http followed by a name and the connector URL.

Is classifier.dev an official Anthropic product?

No. classifier.dev is a public project; this listing was created by Claude Market from its repository and the product is not hosted here. Claude Market is an independent project, not affiliated with Anthropic.

classifier.dev

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Listing created by Claude Market from the project’s public repository. Not hosted here.Is this your project? Claim this listing ›

Sort up to 1,000 texts into your own labels with a calibrated confidence per answer. No API key.

All reviews:: No reviews
Release date:: 19 September 2026
Creator:: Public project (github.com)
Type:: MCP

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About classifier.dev

classifier.dev performs zero-shot text classification: send plain text and your own labels, get back a label and a calibrated confidence. No key and no sign-up, up to a thousand texts per request. Through MCP, Claude can sort support tickets, feedback or messages into your categories.

Details

Version:: 1.0.0
Updated:: 12 November 2026
Verification:: Not verified
Repository:: github.com/mrmps/classifier-dev
Website:: classifier.dev/

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What it can do

The creator has not described the access yet.

Install classifier.dev in Claude

An MCP connector links Claude to a service: Claude can then read or do things there for you, with your consent. It takes about two minutes.

Add it to your libraryClick “Add to my library” on this page: it is free and instant.
Copy the connector URLIn your library, select the product: its URL is shown with a “Copy” button.
Add it in ClaudeIn Claude (website or app), open Settings › Connectors, click “Add custom connector”, give it a name and paste the URL.
Connect your accountIf the service asks you to sign in (your Notion, GitHub… account), Claude opens its page: only grant the access you need.
Use it in a conversationTurn the connector on in the conversation’s tools menu, then just ask for what you want.

With Claude CodeIn a terminal: claude mcp add --transport http connector-name followed by the URL copied from your library.

Before adding a product, read its permissions above. You can remove a connector or skill at any time in Claude’s settings.

classifier.dev: frequently asked questions

Is classifier.dev free?: Yes. classifier.dev is free: add it to your Claude Market library, no bank card needed.
How do I install classifier.dev in Claude?: Add classifier.dev to your library to get its URL. In Claude, open Settings › Connectors, click “Add custom connector” and paste the URL.
Does classifier.dev work with Claude Code?: Yes. In a terminal, run claude mcp add --transport http followed by a name and the connector URL.
Is classifier.dev an official Anthropic product?: No. classifier.dev is a public project; this listing was created by Claude Market from its repository and the product is not hosted here. Claude Market is an independent project, not affiliated with Anthropic.