Build charitable giving into your app

Get started with Daffy APIs to incorporate giving into your app by integrating with our modern donor-advised fund platform.

Get API Key Read Docs

Give your AI agent a Daffy account

Daffy works with the AI tools people already use. Connect an assistant or a coding agent to a fund and it can find charities, answer questions about giving and donate on a member's behalf. Pick the way in that fits how your agent runs.

MCP server

For chat assistants like Claude and ChatGPT. Members connect once, then give straight from the conversation.

Connect an assistant →

Command line

For coding agents and scripts. Everything Daffy does, as commands your agent can run from a terminal.

Install the CLI →

Skill file

For agents that learn from instructions. A ready-made skill that teaches yours how to give with Daffy.

Get the skill file →

API Documentation

A technical guide to making one-time or recurring donations, finding charities in our database of 1.5M+, sending Daffy Gifts, pulling giving history, and more.

Jump to docs →

$ curl https://public.daffy.org/v1/users/me 
  -H "X-Api-Key: your-api-key"
{
	"name": "Lucas Avila",
	"fund_name": "Lucas Avila’s Fund",
	"summary": "Trying to be more generous, more often with Daffy",
	...
}

Example code

We’ve open-sourced a few applications to demonstrate the power and flexibility of Daffy APIs, so you can start bringing your own ideas to life. More on GitHub →

Reward your team with charitable $

This Slack bot allows you to send a Daffy Gift, a digital charity gift card, to anyone on your team.

Donate with every purchase

Miss using AmazonSmile? This Chrome plug-in makes donations based on your spending.

Partner with us

If you work for a personal finance app, roboadvisor, crypto app, financial advisory platform, or e-commerce site, you can easily add value to your customers by integrating Daffy features.

For access to private Partner APIs,
contact partner@daffy.org

Help users set and track their giving

Help users save on taxes by donating stock & crypto

Encourage customers to donate a % of their purchase

Enhance your tax-loss harvesting & direct-indexing

Get in touch at partner@daffy.org