Alternatives

Products that do what VipInbox x402 does

Paid email for humans and AI agents

1
x402▲119
An open protocol for internet-native payments from Coinbase
2025
2
Inbox Agents AI▲109
The intelligent unified inbox for creators & builders.
Nov 2025
3
Coin Assistant▲139
World's first financial AI-assistant for digital currencies
2019
4
AI Emaily▲165
Your AI inbox that writes like you + replies on autopilot
Jul 2026
5
Cashbot.ai v2 Chatfuel Integration▲81
It's time to cash'n on the conversation
2018
6
PayID▲208
It's like an email address for payments
2020
7
Outerspan▲205
Deploy agents that have their own email inbox
2025
8
ZeroInbox.ai▲130
AI email organizer
2024
9
Supamail AI▲214
Turn Mail Inbox Chaos Into Clarity
Oct 2025
10
Walle▲152
Let AI agents pay for you
2024
11
box▲237
Simple computers for agent w/ full VMs
Jul 2026 · box.ascii.dev
12
Cloudflare Email Service▲168
Turn any email inbox into a native interface for AI agents
Apr 2026
13
Gentle Invoice▲140
AI-powered inbox assistant for managing invoices
2025
14
HostedClaws▲108
Your own AI employee that runs 24/7 with no set up
Feb 2026
15
Cuely▲140
Pay-as-you-go chatGPT Plus with 5M free token credits
2023
16
Nitrosend▲168
Email for AI agents. They sign up, send and reply.
Jul 2026
17
P402.io▲102
Route, verify, and settle paid API calls with clear traces
Jan 2026
18
IdleDev▲88
Get paid while your AI agent thinks
Jun 2026
19
Machine Payments Protocol▲113
The internet-native payment standard for AI agents
Mar 2026
20
Banger Mail▲139
Shared mailboxes for teams and AI agents
Jul 2026
21
Newmoney▲74
Easy-to-use crypto wallet, powered by AI
2024
22
Grindery.ai for Telegram▲115
Web3 made easy
2023
23
SubscriptionFlow IQ▲88
Turn Website Visitors into Customers with AI Conversations
Apr 2026
24
MailMolt▲93
Email identity for AI agents. Free during beta.
Feb 2026

Ranked by how close each launch is in meaning, then by votes. Refine with a description →