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dev.passagens/passagens-api

by passagens.dev · remote · no sign-in to list tools · v1.0.0 · published by dev.passagens

Brazil-first flight price search for AI agents: Portuguese place names, BRL, disclosed affiliate

Changes · 2
CompareRegistry entry

4 tools: 2 change things and 2 only read.

Scanned Oct 21, 2026

No check matched anything in the tool definitions. No finding is not a safety guarantee. How the checks work.

claude mcp add --transport http passagens-api https://passagens.dev/mcp

Tools

Open a tool for its reasons and full description. Descriptions are the publisher's own words, shown as they are.

4 tools

Changes things 2Claude Code: ask
  • cheapest_routeMenor preço conhecido entre dois pontos, com datas flexíveis.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Menor 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 without the referral code.
  • price_calendarMatriz de preço por dia de um mês inteiro entre dois pontos — responde 'quando é mais barato voar'.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Matriz 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 bookings. Prices are identical with or without the referral code.
Only reads 2Claude Code: allow
  • resolve_locationResolve um nome de lugar (em português ou qualquer idioma) para códigos IATA de cidade/aeroporto — ex.: 'São Paulo' → SAO (cidade), GRU, CGH.No findings

    Why it is in this group

    • The name "resolve_location" says "resolve": a word for reading.
    Description, as the server wrote it
    Resolve 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.
  • search_flightsBusca as passagens aéreas mais baratas conhecidas entre dois pontos (preços em cache da Aviasales/Travelpayouts, não disponibilidade em tempo real).No findings

    Why it is in this group

    • The name "search_flights" says "search": a word for reading.
    Description, as the server wrote it
    Busca 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 link de reserva. Search cheapest known fares. Booking links contain a referral code (Travelpayouts). The operator earns a commission on completed bookings. Prices are identical with or without the referral code.

This is not a safety rating, and no finding is not a safety guarantee. The groups and findings come from fixed checks of the tool definitions the server returned on the date shown, not from its code or what it does when called. How the checks work.

Install

Pinned to version 1.0.0. Values in angle brackets are yours to fill in.

claude mcp add --transport http passagens-api https://passagens.dev/mcp

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [
      "mcp__passagens-api__search_flights",
      "mcp__passagens-api__resolve_location"
    ],
    "ask": [
      "mcp__passagens-api__price_calendar",
      "mcp__passagens-api__cheapest_route"
    ],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. It assumes the server is installed as passagens-api. Review it before you use it.