hemnet-fpx

hemnet-fpx is a skill for Claude Code from chrischall/hemnet-mcp. It costs 91 tokens per session (894 once invoked), scanned A, original, MIT.

A command-line way to query Hemnet, a Swedish property website, through an already signed-in browser tab. It can resolve locations, search homes for sale or sold, and read listing details.

In plain words
What is it for?
Use it to retrieve Swedish property listings and details from the shell using one-shot GraphQL requests.
Why use it?
It avoids running a separate Hemnet MCP server and works around Hemnet's protection against ordinary command-line requests.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the hemnet plugin — 2 skills, 2 MCP servers shipped together

Good fit Use it to retrieve Swedish property listings and details from the shell using one-shot GraphQL requests.

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Install with agentmods
npx agentmods add skills/chrischall/hemnet-mcp/hemnet-fpx
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add chrischall/hemnet-mcp --skill hemnet-fpx
Clone the repo
git clone --depth 1 https://github.com/chrischall/hemnet-mcp

Made for: Claude Code.

Or install hemnet, the plugin that ships this one along with the rest of its 2 skills, 2 MCP servers.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for hemnet-fpx

README.md
[![agentmods](https://agentmods.dev/badge/skills/chrischall/hemnet-mcp/hemnet-fpx/github.svg)](https://agentmods.dev/skills/chrischall/hemnet-mcp/hemnet-fpx)
Your own site
<a href="https://agentmods.dev/skills/chrischall/hemnet-mcp/hemnet-fpx"><img src="https://agentmods.dev/badge/skills/chrischall/hemnet-mcp/hemnet-fpx/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for hemnet-fpx

Your own site · 80×15
<a href="https://agentmods.dev/skills/chrischall/hemnet-mcp/hemnet-fpx"><img src="https://agentmods.dev/badge/skills/chrischall/hemnet-mcp/hemnet-fpx.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 91 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 894 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 1 finding. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00091 $0.00894
Opus 5 $0.00046 $0.00447
Sonnet 5 $0.00018 $0.00179
Haiku 4.5 $0.00009 $0.00089

Measured 11d ago against content hash 5bdecd092c54, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-11, from the pricing page.

Security

Grade A, and why

hemnet-fpx scanned grade A with 1 finding against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 11d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Makes network callslowCapability

Not a fault in itself. Listed so you know the mod talks to something, and to what.

managed challenge that 403s any plain `curl`/Node request. `fpx` routes the
skills/hemnet-fpx/SKILL.md · 80 lines

How it starts

The opening of the file, as written. The whole thing — 80 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Hemnet via fpx (no MCP)

Hemnet fronts www.hemnet.se — including /graphql — with a Cloudflare managed challenge that 403s any plain curl/Node request. fpx routes the request through the user's own signed-in browser tab (the Transporter extension), which has already cleared the challenge, so the same anonymous GraphQL query succeeds. No Hemnet login is needed — just a normal open tab.

This is the same data the hemnet_* MCP tools return (money in SEK strings, areas in ), reached with one CLI call instead of a running server.

One-time setup

npm install -g @fetchproxy/cli            # provides `fpx`
fpx profile add hemnet --domain hemnet.se # only the fetch capability is needed
fpx pair -p hemnet                        # prints a pair code → approve in Transporter

Requirements: the Transporter browser extension installed, with an open www.hemnet.se tab, and its Chrome Site access allowing hemnet.se. Pairing persists — after the first approval every later fpx call reuses it.

Core call

Every query is a POST of {"query": "...", "variables": {...}} to the GraphQL endpoint. Send the body raw (no --json) so stdout is the GraphQL JSON, ready for jq:

fpx post-json 'https://www.hemnet.se/graphql' @query.json -p hemnet \
  | jq '.data'

@file reads the body from a file; a literal '{...}' string works too but shell-quoting the embedded query is fiddly — prefer a heredoc into a file.

Ready-to-run query bodies (autocomplete, for-sale search, listing detail, sold search) with jq recipes are in references/graphql-queries.md. Exhaustive field lists live in the repo at src/graphql.ts — the operations here are compact, live-verified subsets.

The one rule: resolve the location first

Hemnet searches take numeric location ids, never place names. Always autocomplete first, take the locationId, then search:

printf '{"query":"query($q:String!,$l:Int!){autocompleteLocations(query:$q,limit:$l){hits{locationId fullName parentFullName}}}","variables":{"q":"Höllviken","l":3}}' > /tmp/q.json
fpx post-json 'https://www.hemnet.se/graphql' @/tmp/q.json -p hemnet \
  | jq -r '.data.autocompleteLocations.hits[] | "\(.locationId)\t\(.fullName)"'
# 898675  Höllviken tätort

Read the full file on GitHub · 80 lines

Files

What ships with it

1 file beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 11d ago First seen · 80 lines · 91 tokens per session scan A 5bdecd092c54

Subscribe to this mod's changes

hemnet-fpx is a skill published in the GitHub repository chrischall/hemnet-mcp (1 stars, last pushed today), licensed MIT. It adds 91 tokens to every session and 894 once invoked, about $0.0005 per session on Opus 5. A static security scan graded it A with 1 finding (makes network calls). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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