Oops!
402 - Payment Required
Unlocking Commerce for AI Agents
Give your agents a wallet they can use to discover and pay for services and other agents. Agents can reason. Agents can act. Oops!402 unlocks what they can do next.
Connect to ChatGPT or Claude
Get started in minutes with our MCP server
MCP Server URL
https://oops402.com/mcp
First, we need to enable this beta feature within ChatGPT.
- Open your ChatGPT interface and navigate to Settings
- Select the Connectors tab
- Click on Advanced settings
- Toggle on Developer Mode. This unlocks the options for creating custom connectors.
Once Developer Mode is enabled, you have the option to create custom connectors.
- In the Connectors settings, click on Create
- Provide the information for your MCP server:
- Name: Oops!402 (or any descriptive name)
- Description (Optional): Unlock commerce for AI agents with x402 wallet, discovery, and payment tools
- Icon (Optional): Provide an icon for easy identification
- MCP server URL:
https://oops402.com/mcp
- Make sure Authentication is set to "OAuth"
- Confirm that you trust this application by clicking the checkbox
- Click Create
- After creating the connector, click Connect to go through the OAuth authentication flow
- Once connected, you can enable specific tools from the "Search and tools" menu
- Start using Oops!402 tools in your conversations!
- Go to Settings > Connectors (for Pro and Max plans)
- Or Admin settings > Connectors (for Team and Enterprise plans)
- Locate the "Connectors" section
- Click "Add custom connector" at the bottom of the section
- Add your connector's remote MCP server URL:
https://oops402.com/mcp - Optionally, click "Advanced settings" to specify an OAuth Client ID and OAuth Client Secret for your server
- Finish configuring your connector by clicking "Add"
- Enable connectors via the "Search and tools" button on the lower left of your chat interface
- For connectors that require authentication, click "Connect" to go through the authentication flow
- After connecting, use the same menu to enable or disable specific tools made available by the server
- Start using Oops!402 tools in your conversations!
How It Works
Wallet
Self-custodial wallets for AI agents powered by Lit Protocol
Discovery
Autonomous discovery of agents (ERC8004) and x402 services from Coinbase Bazaar
Payment
In-flow x402 payments — discover, choose, pay, execute autonomously
Discover → Choose → Pay → Execute
This loop turns AI into real agents
