Alternatives to tiun
4 Commerce & Payments tools you could use instead. Each one shares a way to connect with tiun and overlaps on what it does. Strongest match first.
Alternatives

Paddle MCP
MCPLets agents query and manage Paddle Billing products, prices, subscriptions, customers, and transactions through a…
VerifiedOfficialby Paddle · Commerce & Payments, Finance & Accounting · 5 skills · OAuth 2.0Why Both offer MCP. In common: subscriptions, billing, payments.

PayPal Agent Toolkit
MCP · APIWires PayPal payments, invoices, disputes, subscriptions, and shipment tracking into agents through an MCP server and…
VerifiedOfficialby PayPal · Commerce & Payments · 3 skills · OAuth 2.0Why Both offer MCP and API. In common: subscriptions, billing.

CartAI
API · MCPCompletes checkout on live merchant sites on an agent behalf, exposing catalog, checkout and payment APIs plus an…
Verifiedby CartAI · Commerce & Payments, Browser & Computer Use · 3 skills · API KeyWhy Both offer API and MCP. In common: merchant, payments.

Orthogonal
API · MCP · CLILets agents discover, pay for, and call third-party APIs per use through a capability marketplace spanning more than…
Verifiedby Orthogonal · Infrastructure & Ops, Orchestration · 3 skills · API KeyWhy Both offer API, MCP and CLI. In common: billing, payments.