Tremendous

About

Rewards and payouts API: send gift cards, prepaid Visa cards, PayPal, Venmo or bank payouts and charity donations by email, SMS or link, letting recipients choose, in 200+ countries. Free under $200K a year; gift cards carry no fee, cash payouts 4-6%. Free sandbox; production access is requested.

What you can do with it

• Email a gift card or prepaid Visa card to users who finish a survey or task
• Let reward recipients choose a gift card, PayPal, Venmo or a bank transfer
• Send research incentives and referral rewards in bulk through the API

Get started

1. Create a sandbox account and a TEST_ API key
2. List products and send a test order from the sandbox balance
3. Request production access before going live

Example

curl "https://testflight.tremendous.com/api/v2/products" \
  -H "Authorization: Bearer $TREMENDOUS_API_KEY"

Details

Hosting

Hosted service

Available in

Worldwide

Official SDKs

Ruby, Python, JavaScript/TypeScript

MCP server

None