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Penny Engine — Agent Operations

Remote MCP utilities for agents: structured data, commerce checks, and x402 paid API discovery.

Connector by kasheik3 · GitHub account verified by the MCP Registry

IndexedLicense unknownRemote (HTTP)
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Install

Works with Claude Code, VS Code, Cursor, Windsurf. Read the repository before you give any tool access to your data.

npx agentmarket install connector/kasheik3-penny-engine

Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.

Remote endpoint

  • https://penny-agent-api-production.up.railway.app/mcp Remote (HTTP)

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About

Remote MCP utilities for agents: structured data, commerce checks, and x402 paid API discovery.

Reviews

Write a review

No reviews yet. Installed it? Reviews come from verified installers only. How reviews work

Permissions

What this server can do and what it asks for, from its tool list and install config. Checked Oct 25, 2026.

Tools
18 read · 0 write · 0 deleteRead-only
Secrets
None asked for
Install scripts
Nothing to install (hosted)
Runs as
Hosted (remote endpoint)

Tools by what they do 18

From the running server's own tool list (tools/list) on Oct 25, 2026.

Read 18 · Look things up without changing anything.

  • penny_campaign_economics
  • penny_capability_router
  • penny_catalog_audit
  • penny_catalog_import_guard
  • penny_choose_service
  • penny_cleaning_quote
  • penny_csv_to_json
  • penny_fulfillment_preflight
  • penny_html_extract
  • penny_json_inspect
  • penny_margin
  • penny_marketplace_profit
Show 6 more tools
  • penny_product_evidence
  • penny_slugify
  • penny_subscription_ltv
  • penny_target_price
  • penny_trend_radar
  • penny_url_clean

Network hosts it talks to 1

  • penny-agent-api-production.up.railway.app · found in remote endpoint, install command

Tools (18)

As the server listed them on Oct 25, 2026. Descriptions are the server’s own words; hidden characters are shown as [U+…].

  • penny_campaign_economicsread-only

    Customer acquisition cost and break-even click price. Free, no signup, deterministic.

  • penny_capability_routerread-only

    Resolve an agent task to existing Penny Engine capabilities only. Does not execute, purchase, research live web content, or claim to handle arbitrary tasks. Unsupported requests are labeled explicitly. Free, no signup.

  • penny_catalog_auditread-only

    Batch-audit up to 50 product records for duplicate SKUs, missing attributes, malformed URLs and estimated net contribution per order. Useful for scheduled ecommerce catalog ingestion and agent product publishing. No external network calls. Free, no signup.

  • penny_catalog_import_guardread-only

    Before importing a product scrape, compare current and previous batches. Flag duplicate IDs, missing records, invalid prices, currency changes, price jumps and stock anomalies. Return row-level allow/review decisions with before/after evidence. Free trial: 50 rows per snapshot, 16,000-character request. No fetching, storage, payment or automatic writes.

  • penny_choose_serviceread-only

    Given an agent's real task, get the single best supported Penny Engine payable route, exact $0.001 quote, required input, sample, and buyer-authorized checkout instructions. Includes optional FREE CSV preflight; does not sign, pay or execute a paid call.

  • penny_cleaning_quoteread-only

    Commercial cleaning quote by labor and target margin. Free, no signup, deterministic.

  • penny_csv_to_jsonread-only

    Transform CSV text into a bounded array of JSON records with quoted cell support. Free, no signup, deterministic.

  • penny_fulfillment_preflightread-only

    FREE preflight for a catalog audit or agent-output-batch-qa work order, with $0.001 Base USDC checkout instructions. Never charges, signs, or executes the paid call.

  • penny_html_extractread-only

    Extract structured page title, meta tags, headings and JSON-LD from supplied HTML without browsing or executing scripts. Free, no signup, deterministic.

  • penny_json_inspectread-only

    Parse and inspect bounded JSON input without retaining it. Free, no signup, deterministic.

  • penny_marginread-only

    Unit margin, markup and break-even units. Free, no signup, deterministic.

  • penny_marketplace_profitread-only

    Ecommerce net contribution after goods, fees, ads and shipping. Free, no signup, deterministic.

  • penny_product_evidenceread-only

    Retrieve current public product metadata and variant details from supported Allbirds and tentree product URLs. Return source timestamps, hashes, field provenance, conflicts and changes versus a caller-supplied previous snapshot. Narrow free preview; no browser rendering, purchases or background monitoring.

  • penny_slugifyread-only

    Turn a short string into a lowercase ASCII URL slug. Free, no signup, deterministic.

  • penny_subscription_ltvread-only

    Simple monthly churn lifetime value estimates. Free, no signup, deterministic.

Show 3 more tools
  • penny_target_priceread-only

    Find minimum price for target gross margin after fees. Free, no signup, deterministic.

  • penny_trend_radarread-only

    Get recent US Google Trends rising-search queries and transparent heuristic purchase-intent classification to identify digital product research candidates. Public RSS, cached 10 minutes, no customer or sales data. Free, no signup.

  • penny_url_cleanread-only

    Remove common tracking parameters from HTTP links without fetching. Free, no signup, deterministic.

Signals

Last release
Oct 18, 2026 (10 days ago)

Details

Registry name
io.github.kasheik3/penny-engine
Version
0.7.7
Auth
Auth not stated
License
License unknown
First seen
Oct 24, 2026
Last checked
Oct 24, 2026
Source
Official MCP Registry
Cite this page

Penny Engine — Agent Operations MCP server. Agent Mart. https://agentmart.dev/connectors/kasheik3-penny-engine (last updated 2026-10-24)