
AgentGatePay
x402
Real-world tasks your agent can't do alone.

PayPal
PayPal Braintree
Chargebee
Payoneer
Skrill
Recurly
Square
Online payment processing for internet businesses. Stripe is a suite of payment APIs that powers commerce for online businesses of all sizes. Use Stripe’s payment platform to accept and process payments online for easy-to-use commerce solutions.
Which is more popular?
Based on our record, Stripe seems to be a lot more popular than Underscore Done. While we know about 303 links to Stripe, we've tracked only 1 mention of Underscore Done.
Website, pricing, platforms and company facts side by side.
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| Website | underscoredone.com | stripe.com |
| Pricing | ||
| Company | Startup from the United States · 2026 | Startup from the United States |
| Listed in |
In their own words, as submitted to SaaSHub.


Underscore Done (_done) is a suite of pay-per-call utility APIs built for AI agents. No API keys, no subscriptions - agents pay per request with USDC via the x402 protocol
No description of Stripe yet.
What each product offers, as listed by its team.


No features have been listed yet.
Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of Underscore Done yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
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PayPal VS Stripe 2020: Which Online Payment Processor Is Best For Your Business?
More videos
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Underscore Done and Stripe.
Underscore Done's answer
We provide data and actions that AI cannot achieve.
Also we don't require accounts, registration, api keys. And we charge per usage and never charge monthly subscriptions.
Underscore Done's answer
Ai Agents that work on behalf of people.
Share your experience with using Underscore Done and Stripe. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


We have no reviews of Underscore Done yet. Be the first one to post
Stripe offers a more general solution sure to suit any online retailer. It’s highly customisable, meaning you can choose from a variety of APIs to match its service to your own website best. You can accept credit and...
We've had a good experience with Stripe so far. Very easy to get up and running and the dashboard stats are very useful. Able to take payments directly on our site. Also has a mobile app that allows you to keep an eye...
Stripe is one of the world’s largest payment processing platforms, trusted by their customers for many years. In addition to gateway features, for a fee, Stripe offers billing and subscription management tools for its...
Recommendations tracked on public social media and blogs since March 2021.


_done is a catalog of small, pay-per-call utility APIs aimed at AI agents: things like DNS and WHOIS lookups, screenshots, OCR, hashing, QR codes, and SEO extraction. Every call costs one cent in USDC over x402. There's no account and no... - Source: dev.to / 11 days ago
Two thirds run clean. The remaining third deserves a warning, because a red cell is not a bug in the documentation. There is no database behind the browser, no Stripe key, no Sanctum, no Pennant. And a large share of the code in the... - Source: dev.to / 17 days ago
Oh okay so is it the gradient? But https://stripe.com/ also has gradients no? - Source: Hacker News / about 2 months ago
"Audit https://stripe.com and tell me the top 3 things to fix.". - Source: dev.to / 3 months ago
When comparing Underscore Done and Stripe, you can also consider the following products.

Enable AI agents to make autonomous payments with AP2 mandates and X402 protocol. Multi-chain crypto, budget controls, instant settlement.
Compare AgentGatePay to Underscore Done or Stripe:

PayPal is the faster, safer way to pay online without sharing financial details, send and receive money or accept credit and debit cards as a seller
Compare PayPal to Underscore Done or Stripe:

An open protocol for internet-native payments from Coinbase
Compare x402 to Underscore Done or Stripe:

An all-in-one solution to accept, process, and split payments in your mobile app or online - from small business to large enterprise.
Compare PayPal Braintree to Underscore Done or Stripe: