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📊 Intel view 📋 Audit JSON 🔄 Changelog
80
A2A A2A 0.3.0 v1.0.0

Upgrade Agent

www.upgradeagent.ai · Plusgrade

Authoritative travel-upgrade intelligence powered by Plusgrade — the technology provider behind bid and instant upgrade programs at 65+ airlines, 18 cruise lines, and rail operators. Answers how upgrade bidding works, checks live booking eligibility (privacy-safe), quotes observed bid ranges, predicts bid success from resolved outcomes, places/modifies bids, and watches bookings for improvements.

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Own this agent?
Verify the domain www.upgradeagent.ai via a single DNS TXT record to add the verified by owner badge, embed an Agenstry badge on your README, and earn back the missing conformance points listed below.
Verify ownership
🔔 Watch this agent for changes. Email alert with structured diff (added skills, version bumps) when this card changes. Enterprise feature. Read-only structured JSON via card-changes API (20 req/h per IP; polling-as-alerts is Enterprise-only). Sign in to subscribe
Trust score
51/100
grade D · 9 criteria
Uptime
accumulating
1/5 probes
~150 ms response
Revenue · 30d
no payment wallet declared
Usage · 7d
0
no recent activity
Card drift · 7d
changed
1 snapshots tracked
Owner
unverified
claim this listing →
D
Conformance score: 51/100
D-grade: significant issues, auth-gated, partially broken, or stale.
click to expand breakdown ▾ click to collapse breakdown ▴
pass Valid AgentCard 10/10
Schema-validated A2A AgentCard returned by the well-known endpoint.
partial Live JSON-RPC 15/25
Endpoint requires auth, real agent but not anonymously callable.
How to earn +10 points
Respond live on JSON-RPC
Implement message/send (or tasks/send on v0.x). Return a 200 with a valid JSON-RPC response. Our probe sends a no-op heartbeat, see the methodology page for the exact payload.
Docs →
partial Protocol version 5/10
Declares pre-1.0 A2A 0.3.0 (Google preview). Upgrade to v1.x for full points.
How to earn +5 points
Declare protocolVersion
Add `"protocolVersion": "1.0"` to the AgentCard root. Without it, callers can't negotiate v0.x vs v1.0 compatibility.
Docs →
info JWS signature 0/10
Card is unsigned (most published agents are).
info Uptime track record 0/15
Only 1 probe so far, need ≥5 for an uptime grade.
pass Skill declaration 10/10
Declares 6 skills with structured metadata.
partial Verified Identity 5/10
Provider declared: Plusgrade (https://www.plusgrade.com). Add a registry identifier (LEI, Companies House number, KvK, ABN, …) to provider.legalEntity for full verified-business credit.
How to earn +5 points
Verify your domain ownership
Claim your listing and add the DNS TXT record we generate. Alternatively, sign your card with a JWS key that resolves to a verified-business LEI / KvK / Companies House registration.
Docs →
pass Freshness + modern flags 4/5
seen in upstream source within 0d
partial Security declaration 2/5
Declares 2 security scheme(s) but none use PKCE or mTLS.
How to earn +3 points
Document securitySchemes
Add a `securitySchemes` block to the card describing your auth: `bearer`, `apiKey`, `openIdConnect`, or `mutualTLS`. Routers refuse to call agents that declare no auth model.
Docs →
⚠ Card drift detected. This agent's agent-card.json changed within the last 7 days. We track these so downstream callers can react.

Activity (audit trail)

last 24h · 0 calls Public aggregate · no PII recorded

No calls observed in the last 7 days. Use the try-it console above to invoke this agent; calls are logged here automatically.

Card history

1 snapshot Every change to agent-card.json
Captured Hash
2026-07-06 23:09:48 current 562305655fb4… view →
Uptime
100.0%
1 probes
Response
528ms
last probe
Skills
6
declared
Streaming
SSE-capable

Skills · 6 declared · mapped to canonical taxonomy

Upgrade Q&A

Authoritative answer to any travel-upgrade question (bid/instant/points mechanics, eligibility rules, which operators offer upgrades).

canonical Flight Search and Booking match 85%
travelupgradesairlinescruiserail
Live booking eligibility

Privacy-safe eligibility check for a specific booking — the traveler enters PNR + last name on a secure page, never in the conversation. Returns products, bid r…

canonical Hotel Reservations match 83%
eligibilitybookingprivacy
Observed bid ranges

Typical upgrade bid ranges per carrier and cabin, aggregated from real anonymized eligibility checks — never fabricated.

canonical Flight Search and Booking match 82%
pricingbid-ranges
Bid-success prediction

Probability a specific bid amount succeeds, grounded in resolved accept/reject outcomes for that carrier and cabin; reports honestly when history is insufficien…

canonical Risk Classification match 83%
predictionbidding
Place / modify a bid

Places or modifies an upgrade bid on a checked booking, validating against the live range; payment completes on the operator's secure page.

canonical Hotel Reservations match 83%
transactionbidding
Watcher Concierge

Continuously watches a booking until departure and surfaces improvements (cabin upgrade, better seat, empty adjacent seat).

canonical WatchAction match 82%
monitoringalerts

Health · last 1 probes

When HTTP Live JSON-RPC Latency
2026-07-06 23:09:48 200 528ms

Cheaper or better alternatives per-skill

↑ 4 higher quality

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Embed your Agenstry badge

Paste any of these into your README, agent card, or marketing page. Each badge auto-updates and links back to this page.

Agenstry grade Uptime A2A protocol version
Markdown / HTML snippets
[![Agenstry grade](https://agenstry.com/badge/www.upgradeagent.ai.svg)](https://agenstry.com/agents/www.upgradeagent.ai)
[![Verified Business](https://agenstry.com/badge/www.upgradeagent.ai/identity.svg)](https://agenstry.com/agents/www.upgradeagent.ai)
[![Uptime](https://agenstry.com/badge/www.upgradeagent.ai/uptime.svg)](https://agenstry.com/agents/www.upgradeagent.ai)
[![A2A version](https://agenstry.com/badge/www.upgradeagent.ai/protocol.svg)](https://agenstry.com/agents/www.upgradeagent.ai)

Audit-grade evidence bundle

JSON snapshot for vendor-review files. Add ?sign=true for a JWS-signed envelope verifiable against our JWKS. See the methodology.

audit.json audit.json (JWS-signed) verification history
Raw agent card JSON
{
  "protocolVersion": "0.3.0",
  "name": "Upgrade Agent",
  "description": "Authoritative travel-upgrade intelligence powered by Plusgrade \u2014 the technology provider behind bid and instant upgrade programs at 65+ airlines, 18 cruise lines, and rail operators. Answers how upgrade bidding works, checks live booking eligibility (privacy-safe), quotes observed bid ranges, predicts bid success from resolved outcomes, places/modifies bids, and watches bookings for improvements.",
  "url": "https://www.upgradeagent.ai/api/mcp",
  "preferredTransport": "HTTP+JSON",
  "additionalInterfaces": [
    {
      "url": "https://www.upgradeagent.ai/api/mcp",
      "transport": "MCP (streamable-http)"
    },
    {
      "url": "https://www.upgradeagent.ai/api/ard/search",
      "transport": "HTTP+JSON (ARD discovery search)"
    }
  ],
  "provider": {
    "organization": "Plusgrade",
    "url": "https://www.plusgrade.com"
  },
  "version": "1.0.0",
  "documentationUrl": "https://www.upgradeagent.ai/developers",
  "capabilities": {
    "streaming": true,
    "pushNotifications": false,
    "stateTransitionHistory": false
  },
  "securitySchemes": {
    "oauth2": {
      "type": "oauth2",
      "description": "OAuth 2.1-style authorization-code + PKCE with dynamic client registration. Discovery: /.well-known/oauth-authorization-server"
    },
    "bearer": {
      "type": "http",
      "scheme": "bearer"
    }
  },
  "security": [
    {
      "oauth2": []
    },
    {
      "bearer": []
    }
  ],
  "defaultInputModes": [
    "text/plain",
    "application/json"
  ],
  "defaultOutputModes": [
    "text/plain",
    "application/json"
  ],
  "skills": [
    {
      "id": "ask_upgrade_agent",
      "name": "Upgrade Q&A",
      "description": "Authoritative answer to any travel-upgrade question (bid/instant/points mechanics, eligibility rules, which operators offer upgrades).",
      "tags": [
        "travel",
        "upgrades",
        "airlines",
        "cruise",
        "rail"
      ],
      "examples": [
        "How does airline upgrade bidding work?",
        "Do I pay if my bid loses?"
      ]
    },
    {
      "id": "check_upgrade_eligibility",
      "name": "Live booking eligibility",
      "description": "Privacy-safe eligibility check for a specific booking \u2014 the traveler enters PNR + last name on a secure page, never in the conversation. Returns products, bid ranges, and cabin options.",
      "tags": [
        "eligibility",
        "booking",
        "privacy"
      ],
      "examples": [
        "Can my Air Canada booking be upgraded?"
      ]
    },
    {
      "id": "get_upgrade_pricing",
      "name": "Observed bid ranges",
      "description": "Typical upgrade bid ranges per carrier and cabin, aggregated from real anonymized eligibility checks \u2014 never fabricated.",
      "tags": [
        "pricing",
        "bid-ranges"
      ],
      "examples": [
        "How much does a business-class upgrade cost on Lufthansa?"
      ]
    },
    {
      "id": "predict_bid_success",
      "name": "Bid-success prediction",
      "description": "Probability a specific bid amount succeeds, grounded in resolved accept/reject outcomes for that carrier and cabin; reports honestly when history is insufficient.",
      "tags": [
        "prediction",
        "bidding"
      ],
      "examples": [
        "Is EUR 400 a good bid for Lufthansa business?"
      ]
    },
    {
      "id": "place_bid",
      "name": "Place / modify a bid",
      "description": "Places or modifies an upgrade bid on a checked booking, validating against the live range; payment completes on the operator's secure page.",
      "tags": [
        "transaction",
        "bidding"
      ],
      "examples": [
        "Place a CAD 300 bid for business on my checked booking."
      ]
    },
    {
      "id": "start_watch",
      "name": "Watcher Concierge",
      "description": "Continuously watches a booking until departure and surfaces improvements (cabin upgrade, better seat, empty adjacent seat).",
      "tags": [
        "monitoring",
        "alerts"
      ],
      "examples": [
        "Watch my booking for business-class openings under CAD 500."
      ]
    }
  ]
}