SolidInvoice

About SolidInvoice

SolidInvoice is an open-source invoicing platform for freelancers and small businesses. Its MCP server lets Claude create and send invoices and quotes, manage clients and track payments. You can run SolidInvoice on your own server and keep full ownership of your billing data.

What it can do

The creator has not described the access yet.

Install SolidInvoice 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.

1. 1Add it to your libraryClick “Add to my library” on this page: it is free and instant.
2. 2Copy the connector URLIn your library, select the product: its URL is shown with a “Copy” button.
3. 3Add it in ClaudeIn Claude (website or app), open Settings › Connectors, click “Add custom connector”, give it a name and paste the URL.
4. 4Connect your accountIf the service asks you to sign in (your Notion, GitHub… account), Claude opens its page: only grant the access you need.
5. 5Use it in a conversationTurn the connector on in the conversation’s tools menu, then just ask for what you want.

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

SolidInvoice: frequently asked questions

Is SolidInvoice free?

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

How do I install SolidInvoice in Claude?

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

Does SolidInvoice work with Claude Code?

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

Is SolidInvoice an official Anthropic product?

No. SolidInvoice 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.

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