Atlas / Skills / borski / Compare Hotels

Compare HotelsCAUTION

skills/borski/compare-hotels

AI-powered travel hacking and search with cash, points, miles, and award flights. Drop-in skills and MCP servers for Claude, Codex, and OpenCode.

Verdict
CAUTION
Grade
B
Trust score
89 /100
Version
—
Hosts
—
License
MIT
Stars
693
01

Overview

AI-powered travel hacking and search with cash, points, miles, and award flights. Drop-in skills and MCP servers for Claude, Codex, and OpenCode.

Read from source at commit fda58ab480fdOBSERVED · 2026-10-14
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02

What it tells the agent

The instruction file, verbatim from the audited commit — this is the text the model reads, and the surface the audit's instruction layer examines. Quoted here so you can judge it without cloning anything.

---
name: compare-hotels
description: Unified hotel comparison across Chase Edit, Amex FHR/THC, metasearch, and Airbnb. Highlights premium program benefits, stacking opportunities, and benefit-adjusted pricing.
category: orchestration
summary: Unified hotel comparison across portals, metasearch, and Airbnb. FHR/Edit stacking detection.
api_key: Uses individual skill keys
---

**Companion reference skills.** Load these for deeper context:
- `hotel-chains` — branded property to loyalty program mapping
- `premium-hotels` — FHR / THC / Chase Edit credits and stacking strategy
- `points-valuations` — CPP floor/ceiling for hotel programs (Hyatt 1.4-1.7cpp, Hilton 0.4cpp floor, etc.)
- `fallback-and-resilience` — recovery when a hotel source fails


# Compare Hotels

Search every available source for accommodation and present one unified comparison. Combines portal premium programs (Chase Edit, Amex FHR/THC), cash pricing, and Airbnb alternatives into a single view.

**This is an orchestration skill.** It tells the agent which tools to run and how to combine results. No standalone script.

## When to Use

- "Find me a hotel in Paris for Aug 11-15"
- "Should I book through Chase or Amex for this hotel?"
- "Compare hotels vs Airbnb in Oslo"
- Any accommodation search where the user wants the full picture

## Sources

Run these in parallel where possible. **Never fail silently.**

### Portal Premium Programs (Docker required)

| Source | Skill | Speed | What It Finds |
|--------|-------|-------|---------------|
| Chase Travel | `chase-travel` | ~45s | Edit hotels ($100 credit, breakfast, upgrade), Points Boost, standard hotels |
| Amex Travel | `amex-travel` | ~45s | FHR ($100+ credit, breakfast, upgrade, late checkout), THC ($100 credit on 2+ nights) |

### Cash Prices and Metasearch

| Source | Skill/Tool | Speed | What It Finds |
|--------|------------|-------|---------------|
| SerpAPI | `serpapi` | ~3s | Google Hotels cash prices and direct booking links. |
| Trivago | web search | ~5s | Metasearch across many OTAs. Use tavily/exa to search `trivago.com`. Finds the absolute cheapest OTA rate. |
| LiteAPI | web search | ~5s | Hotel API aggregator with negotiated rates. Check `liteapi.travel`. Can find rates below public OTA pricing. |
| RapidAPI | `rapidapi` | ~3s | Booking.com inventory and pricing. Optional, use when user asks for Booking.com specifically. |

### Quality and Ratings

| Source | Skill/Tool | Speed | What It Finds |
|--------|------------|-------|---------------|
| TripAdvisor | `tripadvisor` | ~2s | Ratings, rankings, subratings (location/service/cleanliness), reviews, photos, amenities, awards. 5K calls/month. |

**SerpAPI, Trivago, and LiteAPI are all default.** Always search all three. Only add RapidAPI if the user asks for Booking.com specifically. Use TripAdvisor for quality data (ratings, rankings, reviews) to complement pricing from other sources.

### Vacation Rentals

| Source | Skill/Tool | Speed | What It Finds |
|--------|------------|-------|---------------|
| Airbnb | `airbnb_search` MCP tool | ~5s | Entire homes, private rooms, with total pricing |
| VRBO | `vrbo` skill (Patchright) | ~20s | Whole homes, condos, cabins. Professionally-managed units often not on Airbnb. Headed/Docker — behind Akamai. |

### Premium Property Databases (local, instant)

| Source | Data File | What It Finds |
|--------|-----------|---------------|
| FHR properties | `data/fhr-properties.json` | Check if a hotel is FHR before booking |
| THC properties | `data/thc-properties.json` | Check if a hotel is THC |
| Chase Edit properties | `data/chase-edit-properties.json` | Check if a hotel is in Chase's Edit program |

## Workflow

### Step 1: Search All Sources

```
PARALLEL GROUP 1 (fast — HTTP/API/MCP calls, no browser, ~3-5s):
  - SerpAPI: Google Hotels cash prices
  - Trivago: metasearch across OTAs (web search)
  - LiteAPI: negotiated hotel rates (web search)
  - Airbnb: vacation rentals in the area (npx MCP — lightweight scrape, not a browser)
  - Local data: check premium-hotels databases for the city

PARALLEL GROUP 2 (slow — headed browser via Patchright/Xvfb in Docker, ~20-45s):
  - VRBO: whole homes / condos / cabins — vrbo skill (~20s, headed/Docker, behind Akamai; run for whole-home comparisons alongside Airbnb)
  - Chase Travel: --hotel --dest "City" --checkin YYYY-MM-DD --checkout YYYY-MM-DD --json
  - Amex Travel: --hotel --dest "City" --checkin YYYY-MM-DD --checkout YYYY-MM-DD --json
```

For each source, capture:
- Source name
- Status: "ok" | "error: {reason}" | "skipped: {reason}"
- Results count
- Data

### Step 2: Identify Stacking Opportunities

Cross-reference results with `data/fhr-properties.json`, `data/thc-properties.json`, and `data/chase-edit-properties.json`:

```
For each hotel in results:
  - Is it in FHR? → Tag [FHR]
  - Is it in THC? → Tag [THC]
  - Is it in Chase Edit? → Tag [EDIT]
  - Is it in multiple? → Tag [FHR+EDIT] and note stacking potential
```

Stacking means: book through one portal, pay with the other card separately. For example, book FHR through Amex (get breakfast + credit + upgrade), then use CSR $300 travel credit on something else at the property.

### Step 3: Calculate Points Value

**Chase:**
- Chase portal pricing on CSR/CSP is dynamic Points Boost. Each booking quotes a specific points price; effective cpp typically falls in the 1.5-2.0 cpp range on CSR but is not a guaranteed floor on every booking. Pull the actual portal quote.
- Points Boost offers are dynamic and vary by route/date/inventory.
- The portal quote IS the actual UR cost. Don't divide by 1.5 — the listed points already reflect the dynamic Boost rate at quote time.

**Amex:**
- Hotel portal pricing is variable (NOT always 1 cpp like flights).
- The points price shown is the actual MR cost. Calculate CPP from cash/points ratio.
- FHR benefits ($100+ credit, breakfast) offset the rate significantly.

**Calculate benefit-adjusted price:**
```
FHR adjusted = total_pric
03

Trust audit

CAUTIONgrade B · trust 89/100 Install with care. The audit found things worth knowing before you trust its output.

LayerWhat it checksResult
L0Provenance & inventoryWARN
L1Static analysis of the codeNA
L2Instruction surface (what it tells the agent)PASS
L3Class-specific surfacePASS
L4Behavioural (sandbox)SKIPPED

What the source does

Filesystem
none-observed
Network
none-observed
Shell
none-observed
Dependencies
pinned
Secrets in source
none-found

Findings (5)

MEDIUMInventory / provenance · inv.symlink · CWE-1104
.agents/skills
.agents/skills
Why it matters. link not followed
MEDIUMInventory / provenance · inv.symlink · CWE-1104
.claude/skills
.claude/skills
Why it matters. link not followed
MEDIUMInventory / provenance · inv.symlink · CWE-1104
.opencode/skills
.opencode/skills
Why it matters. link not followed
MEDIUMInventory / provenance · inv.symlink · CWE-1104
skills
skills
Why it matters. link not followed
LOWInventory / provenance · inv.symlink · CWE-1104
AGENTS.md
AGENTS.md
Why it matters. link not followed

Gates applied: no_behavioural_pass.

Audited 2026-10-14 · audit v0.4.1 · source sha fda58ab480fdfull audit observations/trust-audit/skill/borski__compare-hotels.json · Report an issue / request a re-scan
04

Audit history

Every audit this skill has had.

DateSourceVerdictGradeScoreChange
2026-10-14fda58ab480fdCAUTIONB89first audit
05

Questions

What does the Compare Hotels skill do?

AI-powered travel hacking and search with cash, points, miles, and award flights. Drop-in skills and MCP servers for Claude, Codex, and OpenCode.

Is Compare Hotels safe to install?

With care. The audit graded it B (89/100) and found 5 things worth knowing before you trust this skill, listed below with the exact line each was found on.

What can Compare Hotels access on my machine?

The audit observed no filesystem, network or shell use at all in its source.

How current is this page?

The grade is for one exact copy of the source (fda58ab480fd), read on 2026-10-14. The repository is watched, and a new audit runs when it changes — this is the first audit.

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