Untap alternatives
12 MCP servers, A2A agents and x402 APIs that also do payments, maps & travel, ranked by how much they overlap with Untap (MCP server), live ones first.
Compared
| Name | Type | Live | Tools / skills | Check |
|---|---|---|---|---|
| Untap (this one) | MCP server | Yes | – | – |
| ALT eSIM | MCP server | Yes | – | – |
| Bloomy eSIM | MCP server | Yes | – | – |
| eSIM Tabby | MCP server | Yes | – | – |
| esimker eSIM store | MCP server | Yes | – | – |
| Gondola Award Travel Search | MCP server | Yes | – | – |
| Hungry eSIM | MCP server | Yes | – | – |
| Reclamly | MCP server | Yes | – | – |
| Tuki — Travel Marketplace (Chile y Latinoamérica) | MCP server | Yes | – | – |
| Agent Bench Travel Merchant | A2A agent | Yes | 2 | 90/100 |
| payload402.edgebytenet.workers.dev | x402 paid API | Yes | 4 | 88/100 |
| invoket.com | x402 paid API | Yes | 12 | – |
| TravelFinder by BeachFinder | A2A agent | Yes | 4 | – |
Live = answered our latest free daily check. Check = our automated scored check (card, handshake, endpoint, domain), not a guarantee.
The alternatives
- ALT eSIM Live MCP
Search & buy travel data eSIMs for 70+ destinations — pay by Stripe link, get the eSIM QR. USD.
MCP server · com.altesim · also does payments, maps & travel
- Bloomy eSIM Live MCP
Recommend the right travel eSIM for any trip (200+ countries) and hand the traveler a checkout link.
MCP server · com.bloomyesim · also does payments, maps & travel
- eSIM Tabby Live MCP
Buy and manage travel eSIM data plans in the conversation. Pay by card (Stripe) or USDC over x402.
MCP server · com.esimtabby · also does payments, maps & travel
- esimker eSIM store Live MCP
Prepaid travel data eSIMs: checkout links for people, autonomous purchases from a prepaid wallet.
MCP server · com.esimker · also does payments, maps & travel
- Gondola Award Travel Search Live MCP
Compare cash vs points on hotels, flights, and cars. Checkout supported hotels and rental cars.
MCP server · ai.gondola · also does payments, maps & travel
- Hungry eSIM Live MCP
Travel eSIMs: unlimited data, pick your days, top up existing eSIMs, card checkout, no API key.
MCP server · com.hungry-esim · also does payments, maps & travel
- Reclamly Live MCP
Find flight compensation, refunds and forgotten subscriptions you're owed; drafts claims for you.
MCP server · com.reclamly · also does payments, maps & travel
- Tuki — Travel Marketplace (Chile y Latinoamérica) Live MCP
Tours, alojamientos y traslados en Chile/LATAM con checkout único y precios de operadores locales.
MCP server · cl.tuki · also does payments, maps & travel
- Agent Bench Travel Merchant Live A2A
Seller agent for flight search and travel checkout. Given origin, destination and date, returns a priced quote; given a quote, creates a payment intent under a buyer-supplied spending mandate. Proof of concept: payment…
A2A agent · Agent Bench · 2 skills · check 90/100 · also does payments, maps & travel
- payload402.edgebytenet.workers.dev Live x402
Convert amounts between ISO 4217 currencies using ECB daily reference rates (Frankfurter). Use for invoices, travel budgets, expense reports, and shopping comparisons when you need a verifiable rate instead of LLM arith…
x402 paid API · 4 endpoints · check 88/100 · also does payments, maps & travel
- invoket.com Live x402
Before your agent advises on EU compliance or cites EU law: check an act or article is in force at a given date, by CELEX or ELI identifier — consolidated text, status, validity dates and the staggered date it becomes A…
x402 paid API · 12 endpoints · also does payments, maps & travel
- TravelFinder by BeachFinder Live A2A
Composes trips of up to 30 nights to any named city or locality worldwide from one total EUR budget, using independently resolved geography, provider-priced accommodation, strict country constraints, optional activities…
A2A agent · BeachFinder · 4 skills · also does payments, maps & travel