TrailWeights MCP Server

Public Model Context Protocol server for the TrailWeights ultralight gear corpus. Lets ChatGPT, Claude, Apple Intelligence, Copilot, Gemini, and any MCP-compliant client search 5,000+ products, 40,000+ creator transcript chunks, and 21 in-house pack templates with verified weights and curated retailer buy links.

Transport

Streamable HTTP — JSON-RPC 2.0 over POST. Protocol version: 2025-06-18.

Auth

None. All tools are read-only. Rate limit: 60 requests/minute/IP. Rate-limit headers (x-ratelimit-limit, x-ratelimit-remaining, x-ratelimit-reset) ride every response.

Tools

Name	Args	Returns
`search_corpus`	`query`, `source_filter?`, `match_count?`	Top semantic matches across transcripts, products, packs, surveys, and the curated gear knowledge base.
`get_gear_reviews`	`product_id`	Up to 10 verified creator mentions with `youtube_url`, `timestamp_seconds`, and `snippet`.
`get_product_specs`	`product_id` or `slug`	Name, brand, category, verified weight (g & oz), MSRP, image, buy URL.
`recommend_gear`	`query`, `weight_cap_oz?`, `category?`, `limit?`	Catalog recommendations sorted by relevance with verified weights and buy links.
`compare_gear`	`product_ids[]` (2–6)	Side-by-side: name, brand, category, weight, MSRP, buy URL.
`find_lighter_alternative`	`product_id`, `limit?`	Up to 10 lighter same-category candidates sorted by weight, with `weight_savings_g`.
`get_pack_template`	`template_id` or `slug`	Full item list for one of the 21 in-house pack templates.

Quick start

# tools/list
curl -sX POST https://trailweights.com/api/mcp \
  -H 'content-type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/list"}' | jq

# recommend_gear
curl -sX POST https://trailweights.com/api/mcp \
  -H 'content-type: application/json' \
  -d '{
    "jsonrpc":"2.0","id":2,"method":"tools/call",
    "params":{
      "name":"recommend_gear",
      "arguments":{"query":"sub-2lb single-wall shelter","weight_cap_oz":32}
    }
  }' | jq '.result.structuredContent.recommendations[0]'

Connect

{
  "mcpServers": {
    "trailweights": { "type": "streamable-http", "url": "https://trailweights.com/api/mcp" }
  }
}

Discovery manifest: https://trailweights.com/.well-known/mcp.json

TrailWeights MCP Server

Tools

Name

Args

Returns

search_corpus

query, source_filter?, match_count?

Top semantic matches across transcripts, products, packs, surveys, and the curated gear knowledge base.

get_gear_reviews

product_id

Up to 10 verified creator mentions with youtube_url, timestamp_seconds, and snippet.

get_product_specs

product_id or slug

Name, brand, category, verified weight (g & oz), MSRP, image, buy URL.

recommend_gear

query, weight_cap_oz?, category?, limit?

Catalog recommendations sorted by relevance with verified weights and buy links.

compare_gear

product_ids[] (2–6)

Side-by-side: name, brand, category, weight, MSRP, buy URL.

find_lighter_alternative

product_id, limit?

Up to 10 lighter same-category candidates sorted by weight, with weight_savings_g.

get_pack_template

template_id or slug

Full item list for one of the 21 in-house pack templates.

Quick start

# tools/list curl -sX POST https://trailweights.com/api/mcp \ -H 'content-type: application/json' \ -d '{"jsonrpc":"2.0","id":1,"method":"tools/list"}' | jq # recommend_gear curl -sX POST https://trailweights.com/api/mcp \ -H 'content-type: application/json' \ -d '{ "jsonrpc":"2.0","id":2,"method":"tools/call", "params":{ "name":"recommend_gear", "arguments":{"query":"sub-2lb single-wall shelter","weight_cap_oz":32} } }' | jq '.result.structuredContent.recommendations[0]'

trailweights-mcp

TrailWeights MCP Server

Transport

Auth

Tools

Quick start

Connect

trailweights-mcp

TrailWeights MCP Server

Transport

Auth

Tools

Quick start

Connect

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