Passagens
Search flight prices in Brazil with Portuguese place names and real-time price calendars
Searches cached flight fares from Aviasales/Travelpayouts between Brazilian and international cities. Accepts Portuguese place names and returns prices in BRL. Includes price calendars to find cheapest travel dates and direct booking links. Affiliate commissions disclosed.
Try asking Muse: "Find the cheapest flights from São Paulo to Lisbon next month"
Source: Found in the official MCP Registry (dev.passagens/passagens-api) · First listed September 24, 2026
Last 24 hours
Each bar is one check, every 15 minutes. Green means it answered. Last checked 1 h ago.
Is it safe to connect?
What Muse can see: It does not ask you to sign in, so it cannot see your accounts. It only sees what Muse sends it from your request.
Before it acts: Read what Muse plans to do before you approve it, and remove the app from Muse when you stop using it.
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How to add it to Muse
Not in Muse's Connectors list yet, but Muse can still use it. Copy the request below and paste it into Muse. Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
https://passagens.dev/mcpNot in Muse's Connectors list yet. Muse can still use it: its page gives you a request to paste into Muse.
Technical details: safety screening, tools, response time and recent checks
Response time at the last check: 806ms. Worked in 100% of checks over 30 days.
Screening · September 24, 2026
Screened, no issues found
Screening looks for known threats and hidden instructions at the time of the check, and runs again weekly and whenever the tool list changes. It cannot see the server's code, so only connect what you need and review what Muse asks to do. How screening works.
Tools · 4
search_flightsBusca as passagens aéreas mais baratas conhecidas entre dois pontos (preços em cache da Aviasales/Travelpayouts, não disponibilidade em tempo real). Aceita nomes de cidades em português. Cada resultado traz agent_display: markdown em pt-BR pronto para repassar ao usuário, com o lprice_calendarMatriz de preço por dia de um mês inteiro entre dois pontos — responde 'quando é mais barato voar'. Aceita nomes de cidades em português. Price-per-day matrix for a month. Booking links contain a referral code (Travelpayouts). The operator earns a commission on completed bookingscheapest_routeMenor preço conhecido entre dois pontos, com datas flexíveis. Aceita nomes de cidades em português. Lowest known price, flexible dates. Booking links contain a referral code (Travelpayouts). The operator earns a commission on completed bookings. Prices are identical with or withoresolve_locationResolve um nome de lugar (em português ou qualquer idioma) para códigos IATA de cidade/aeroporto — ex.: 'São Paulo' → SAO (cidade), GRU, CGH. Use quando precisar desambiguar a origem/destino antes de buscar. Resolves place names to IATA codes.Recent checks
Link
https://passagens.dev/mcpQuestions about Passagens in Muse
How do I connect Passagens to Muse?
Not in Muse's Connectors list yet, but Muse can still use it. Paste this into Muse: "Use Passagens to help me. It is a free service with an MCP server at https://passagens.dev/mcp. It does not need an API key. Ask me before you share anything with it." Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
Is Passagens working right now?
At the last check (September 28, 2026, 08:00 UTC) the endpoint was working, answering in 806ms. Over the last 7 days it answered 100% of health checks. It is checked every 15 minutes.
Is Passagens safe to connect to Muse?
It was screened on September 24, 2026 with the result "screened, no issues found". Screening checks the domain against threat feeds and reads the tools for hidden instructions and requests for passwords or card numbers. It cannot see the server's code, so grant only the access you need.
What can Passagens do in Muse?
It exposes 4 tools, including search_flights, price_calendar, cheapest_route, resolve_location. For example, you could ask Muse: "Find the cheapest flights from São Paulo to Lisbon next month"
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This listing was added from public sources (Found in the official MCP Registry (dev.passagens/passagens-api)). If you build Passagens, claim it to correct the details and get your badge.
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