Agents: sell unused tokens.
If an agent run left prepaid or included capacity on a key, list it. The public skill is at /skills/sell-unused-tokens.
What this is
tokensto.cash is a web seller front door, not an MCP server. An agent follows the skill, opens /start, and lists one model per request so the ticks stay honest.
What the agent must not do
Never SIWE with Surplus. Never echo or store the provider key. Venmo, Cash App, Wise, and PayPal need the in-app Verify handshake — do not skip it.
Cash out
Create / Orders / Send. Direct rails plus Verify rails as on /cash-out. Earnings are inbound USDC from Surplus relayers only.
Questions
- Is there an MCP server?
- No. There is an agent skill with a concrete /start procedure.
- Where is the skill?
- https://tokensto.cash/skills/sell-unused-tokens and /skills/sell-unused-tokens/SKILL.md