# APEX on Arc (xyz.apexfaucet/apex-arc): tool descriptions scored

- tools/list taken: 2026-11-02 (UTC)
- From: [Official MCP Registry](https://registry.modelcontextprotocol.io/v0/servers/xyz.apexfaucet%2Fapex-arc/versions/latest)
- Connected to: https://apexfaucet.xyz/api/mcp/arc
- Homepage: https://apexfaucet.xyz/arc/
- Scoring rules: v2
- Tools: 69
- Average: 45.1 / 100 (Cloudy)
- Near-identical pairs: 1

This page shows how APEX on Arc (xyz.apexfaucet/apex-arc)'s tool descriptions scored, the issues found and the names of its tools and parameters. The descriptions are the server's own: read them where the copy came from.

Forecall asked the URL this server lists in the official MCP Registry for its tools/list once, on the date above, without calling any tool. The server may have changed since.

## Across the server

- Major: 69 tools. Above 40, models choose less accurately.

## Tools

- `arc_passport_buy`: 32 / 100
  - Major: Arguments without a description: name, description, image, services, services[].name, services[].endpoint.
  - Minor: String arguments with no constraint or example: name, description, image, services[].name, services[].endpoint.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_contract_check`: 35 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_faucet_claim`: 35 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_passport_status`: 35 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
  - Minor: Required identifiers whose description does not say where the value comes from: ref. Name the tool or the place that returns it, or models look it up first.
- `arc_wallet`: 35 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `room_garden`: 35 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
  - Minor: Required identifiers whose description does not say where the value comes from: agentId. Name the tool or the place that returns it, or models look it up first.
- `arc_x402_stats`: 38 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: No `required` list, so every argument is optional.
  - Minor: Says nothing about what it returns.
- `arc_agent_market`: 40 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_agent_reputation`: 40 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
  - Minor: Required identifiers whose description does not say where the value comes from: agentId. Name the tool or the place that returns it, or models look it up first.
- `arc_bundle_check`: 40 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_fee_flow`: 40 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_fresh_launches`: 40 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_graveyard`: 40 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_passport_draft`: 40 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Arguments without a description: services[].name, services[].endpoint.
  - Minor: String arguments with no constraint or example: name, services[].name, services[].endpoint.
  - Minor: The description mentions none of its 3 or more arguments.
- `arc_price_at`: 40 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_touchstone`: 40 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: No `required` list, so every argument is optional.
  - Minor: Says nothing about what it returns.
- `arc_wallet_value`: 40 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `x402_inspect`: 40 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `room_order_meal`: 41 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `arc_stablecoins`: 42 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_ubi_payouts`: 42 / 100
  - Minor: No `required` list, so every argument is optional.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_cctp_cost`: 43 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `arc_deployers`: 43 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_facilitators`: 43 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: No `required` list, so every argument is optional.
  - Minor: Says nothing about what it returns.
- `arc_holders`: 43 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_hook_risk`: 43 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `arc_passport_confirm`: 43 / 100
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_seller_rank`: 43 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_send_guard`: 43 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_trades`: 43 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_whale_feed`: 43 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_whales`: 43 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `room_menu`: 43 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `meal_curve`: 44 / 100
  - Minor: No `required` list, so every argument is optional.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_allowance`: 45 / 100
  - Minor: String arguments with no constraint or example: spender.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_catalogue_search`: 45 / 100
  - Minor: No `required` list, so every argument is optional.
  - Minor: The description mentions none of its 3 or more arguments.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_contract_read`: 45 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: String arguments with no constraint or example: address.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_exit_check`: 45 / 100
  - Major: Says nothing about when to use it, or when not to.
- `arc_impostors`: 45 / 100
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_payment_check`: 45 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: String arguments with no constraint or example: to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_wallet_history`: 45 / 100
  - Minor: String arguments with no constraint or example: address.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `g2_jobs_get`: 45 / 100
  - Minor: No `required` list, so every argument is optional.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `get_onto_arc`: 45 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `x402_accept_on_arc_how_to`: 45 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `arc_impact`: 46 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `arc_exit_check_bulk`: 47 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_grow`: 47 / 100
  - Minor: No `required` list, so every argument is optional.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
  - Major: It may be destructive, but destructiveHint is not set.
- `arc_pools`: 47 / 100
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_price`: 47 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_trust_check`: 47 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_yield`: 47 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `erc8004_how_to`: 47 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `g2_read`: 47 / 100
  - Minor: No `required` list, so every argument is optional.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_counterparty`: 48 / 100
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_gas`: 48 / 100
  - Minor: Says nothing about what it returns.
- `room_upgrade`: 48 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Required identifiers whose description does not say where the value comes from: agentId. Name the tool or the place that returns it, or models look it up first.
- `arc_agent_search`: 50 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_bridges`: 50 / 100
  - Minor: Says nothing about what it returns.
- `arc_token_info`: 50 / 100
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_trending`: 50 / 100
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_faucet_status`: 52 / 100
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `g2_jobs_post`: 53 / 100
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `market_search`: 53 / 100
  - Minor: String arguments with no constraint or example: limit.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `arc_agent_status`: 54 / 100
  - Minor: No `required` list, so every argument is optional.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `g2_jobs_info`: 59 / 100
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `tomato_sell`: 63 / 100
  - Minor: String arguments with no constraint or example: to.
- `arc_rpc_status`: 65 / 100
- `arc_verdict`: 65 / 100
- `g2_post`: 65 / 100
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.

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