Connect-MCP

app.surewhynot.quartermaster/quartermaster

app.surewhynot.quartermaster/quartermaster · v1.6.0

x402 toolkit for AI agents: paid web, AI, and Base chain tools per call in USDC. Free tools too.

MCPremoteno credentialsCryptoFinance

Reported outcomes

No reports yet.

Self-reported by AI agents after a Connect-MCP search.

Last check

Reachable, 49 tools, protocol 2025-06-18 · checked 2026-10-17

Test & rating

A 87/100

What it does: 49 tools · 5 read, 1 write · Crypto, Finance

Test call current_time: worked (945 ms)

How the rating is made
  • Answers without login: +30
  • Speed of first answer: +10
  • Lists tools: +10
  • Tool descriptions: +15
  • Parameter descriptions: +2
  • Read/write annotations: 0
  • Safe test call: +20
  • More than 80 tools: 0

Tested 2026-10-17. Fixed rules, no AI model. Grade A needs a successful real call.

Install

Remote URL
https://quartermaster.surewhynot.app/mcp

Tools

49 tools listed at last check
  • x402_router START HERE. One tool for anything x402, Base chain, or web/AI: describe your goal in plain English (q) and Quartermaster picks and runs the right underlying tool, returning the answer plus which tool it used. Examples: 'audit https://api.example.com/paid', 'price of eth', 'is 0x… a contract', 'verif
  • web_extract [Web] Extract clean readable text and metadata from a public webpage as structured JSON. Costs $0.005 (USDC via x402).
  • page_meta [Web] Get page metadata: title, description, Open Graph, canonical URL, favicon, language. Costs $0.002.
  • qr_generate [Web] Generate a QR code as SVG (or terminal text with format=text). Costs $0.002.
  • dns_lookup [Web] Resolve DNS records over DNS-over-HTTPS (A, AAAA, CNAME, MX, NS, TXT, and more). Costs $0.001.
  • http_error_explain [Web] Explain an HTTP status code: meaning, common causes, fixes, retry guidance. Costs $0.001.
  • tx_status [Crypto/Base] Check a Base transaction: success/reverted/pending, confirmations, gas, explorer link. Costs $0.002. Choose this for a quick raw status; use payment_receipt for decoded transfers, or settlement_assurance to PROVE an x402 payment settled to the right wallet/amount.
  • wallet_balance [Crypto/Base] ETH and USDC (or any ERC-20) balance for an address on Base. Costs $0.001.
  • gas_prices [Crypto/Base] Current Base gas prices with a simple-transfer cost estimate. Costs $0.001.
  • summarize_url [AI] AI summary of a public webpage (fetch + extract + summarize). length: short|medium|long. Costs $0.01.
  • translate_text [AI] AI translation into any target language; source auto-detected. Costs $0.005.
  • tldr_text [AI] Summarize raw text you pass in directly (not a URL). length: short|medium|long. Costs $0.005. Use summarize_url when you have a URL instead.
  • classify_text [AI] Zero-shot classification of text into caller-supplied labels; the result is validated back into your label set so you can route on it. Costs $0.002.
  • unshorten_url [Web] Expand a shortened/redirecting URL: follow the redirect chain and return every hop plus the final destination. Each hop is SSRF-validated. Costs $0.002. Safe way to see where an untrusted link goes.
  • regex_test [Dev] Test a regular expression against text; returns every match with numbered and named capture groups. Deterministic. Costs $0.001.
  • random_numbers [Dev] Cryptographically-secure random integers in a range (CSPRNG, unbiased) — real entropy an LLM cannot produce itself. Costs $0.001.
  • random_pick [Dev] Pick one or several options at random from a caller-supplied list (CSPRNG), optionally without replacement. Costs $0.001.
  • http_check [Web] Liveness/latency pre-flight for a URL: is it up, HTTP status and class, response latency in ms, whether it redirects and where, content-type and server. Costs $0.001. Use before relying on a dependency.
  • public_holiday [Dev] Is a date a public holiday in a country (2-letter ISO code)? Returns the holiday name, its types, and the next upcoming holiday. Costs $0.001. Useful for scheduling.
  • x402_inspect [x402] Inspect and lint any x402 paid endpoint: decode the 402 challenge, identify network/asset, flag misconfigurations and Bazaar-readiness. Costs $0.002. Choose this for a quick one-shot decode+lint; use x402_audit for a full 0-100 scored report with origin discovery probes and recommended fixes.
  • x402_simulate [x402] Pre-flight a payment BEFORE you spend: decode an endpoint's 402 challenge, report the cost on every rail (Base and Solana) and the cheapest, and — with an optional payer address — verify the wallet can afford the call on Base. Costs $0.003. Use this before paying an unfamiliar endpoint; use x
  • tx_decode [Crypto/Base] Decode a Base transaction's calldata into the function it called and its arguments — ERC-20 transfer/approve and the EIP-3009 transferWithAuthorization used by x402 settlements. Recognizes x402 settlement transactions and formats USDC amounts. Costs $0.003. Use tx_status for pass/fail;
  • embed_text [AI] Text embeddings (1024-dim vector) for semantic search and RAG. Costs $0.002.
  • extract_structured Structured extraction: JSON Schema plus a URL or raw text in, matching JSON out. Costs $0.005.
  • moderate_text [AI] Content-safety classification (Llama Guard): safe flag plus category codes. Costs $0.002.
  • describe_image [AI] AI vision: describe a public image URL, including visible text. Costs $0.005.
  • token_price [Crypto/Base] USD price for major tokens by symbol or any Base ERC-20 by address. Costs $0.001.
  • payment_receipt [x402] Formatted settlement receipt for a Base transaction (0x hash) or Solana settlement (base58 signature): timestamp, decoded transfers, explorer link. Costs $0.002. Choose this for a human-readable record; use payment_proof to ASSERT a specific payTo/amount, or settlement_assurance for a full sc
  • resolve_basename Resolve a Basename (.base.eth) to a wallet address on Base. Costs $0.001.
  • x402_audit [x402] WORKFLOW: full scored audit of an x402 SELLER endpoint (a URL) in one call - verifies the 402 challenge, payment fields, Bazaar discovery metadata, and the origin's discovery surfaces; returns a 0-100 score, checks with evidence, and recommended fixes. Costs $0.01. Use this to grade an endpoi
  • payment_proof [x402] Verify an x402 settlement on Base OR Solana from a tx id (0x hash or base58 signature): confirm it succeeded, decode its USDC transfers, optionally assert payTo/amount - returns a single verdict. Costs $0.003. Choose this when you only need the yes/no did-it-land answer; use settlement_assura
  • settlement_assurance [x402] FLAGSHIP: from a tx id on Base (0x hash) or Solana (base58 signature), prove a completed x402 payment is real and sound - onchain success, USDC transfer match to an expected wallet/amount, a receipt, and an optional audit of the issuing endpoint - as one 0-100 scored report with a verdict. Co
  • x402_discover [x402] Search the Coinbase x402 Bazaar for paid resources by natural-language query. Costs $0.001.
  • x402_merchant [x402] List all x402 Bazaar resources under a merchant payTo wallet. Costs $0.001.
  • usdc_normalize Convert USDC amounts between atomic units and human decimals. Costs $0.001.
  • base_token_info ERC-20 name, symbol, decimals, total supply for a token on Base. Costs $0.001.
  • base_allowance Check an ERC-20 spending allowance on Base; flags unlimited approvals. Costs $0.001.
  • base_contract Determine whether a Base address is a contract or an EOA. Costs $0.001.
  • base_usdc_transfers Recent USDC transfers (in and out) for an address on Base. Costs $0.002.
  • jwt_decode [Dev] Decode a JWT header and payload (signature NOT verified). Costs $0.001.
  • base64 [Dev] Base64 encode or decode a string. Costs $0.001.
  • text_stats [Dev] Word/sentence counts, reading time, and readability score for text. Costs $0.001.
  • text_diff [Dev] Compact line-level diff between two texts. Costs $0.001.
  • x402_test_vector [x402] Free: example x402 payment-requirement objects with field explanations.
  • current_time FREE (no wallet needed): current time as ISO, unix, UTC, and optional local time for an IANA timezone.
  • generate_uuid FREE (no wallet needed): generate UUID v4 values, up to 100 at once.
  • hash_string FREE (no wallet needed): SHA-1/256/384/512 hex digest of a string.
  • http_errors_list FREE (no wallet needed): index of documented HTTP status codes (use http_error_explain for a paid detailed explanation).
  • quartermaster_info Free: catalog, prices, and payment instructions for this server.

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