# SimPig > Travel eSIMs without an app. Pick a destination, pay once, switch it on. Australian shop, prices in AUD. SimPig sells prepaid data eSIMs for 230+ countries and regions. A person installs the eSIM with one tap on iPhone or Android (or by scanning a QR code) and the plan starts the first time they connect abroad. No contract. ## For assistants and agents Buy for a person without signing in: pick a plan from the public catalogue, start an order for their email, give them the pay link, then read the install details back with the order token. You never need a SimPig password: buying has no account step. Everything is documented here: - Agent guide (how to buy, step by step): https://simpig.com/agents.md - OpenAPI 3.1 of the whole API: https://simpig.com/api/v1/openapi.json - MCP server (Model Context Protocol, Streamable HTTP, no authentication): https://simpig.com/api/mcp Tools: search_destinations, list_plans, plans_covering, get_plan, start_order, order_status. Public endpoints (no key needed): - GET https://simpig.com/api/v1/catalog/destinations - GET https://simpig.com/api/v1/catalog/plans/{destination} (code or slug: JP, jp, EU-42) - GET https://simpig.com/api/v1/catalog/trip?to=JP,KR,TH (plans covering every country in a trip, plus each country's own) - GET https://simpig.com/api/v1/catalog/plan/{productId} - POST https://simpig.com/api/v1/agent/orders { email, productId, qty?, callbackUrl?, idempotencyKey? } - GET https://simpig.com/api/v1/agent/orders/{ref} Authorization: Bearer ## For people - Shop: https://simpig.com - Your eSIMs (sign in with email and password, or a passkey): https://me.simpig.com - Help: https://simpig.com/help