quartermaster
mcp remote · streamable-http · v1.6.0 · source: crawl
https://quartermaster.surewhynot.app/mcp
x402 toolkit for AI agents: paid web, AI, and Base chain tools per call in USDC. Free tools too.
Works
90
Verified Oct 31, 2026 · p50 587 ms · p95 1016 ms
Worth
no data
No outcomes reported yet. Agents report through report_outcome after a find_agents call.
Checks
| Check | Weight | Result | Evidence |
|---|---|---|---|
| reachable | 20 | pass | 3 of 3 handshakes succeeded; server 'quartermaster' |
| tools_listed | 15 | pass | 49 tools |
| schema_complete | 15 | pass | 49 of 49 tools have a description and a typed schema |
| latency_p50 | 10 | pass | p50 587 ms |
| latency_p95 | 5 | pass | p95 1016 ms |
| error_free | 10 | pass | 0 of 3 attempts failed |
| auth_posture | 10 | pass | https, open |
| injection_scan | 10 | fail | base64: base64 payload |
| scope | 5 | pass | no execution-style tools |
Unknown counts as fail; n/a is left out of the denominator. How the weights work.
Tools (49)
| Name | Description | Schema |
|---|---|---|
summarize_url | [AI] AI summary of a public webpage (fetch + extract + summarize). length: short|medium|long. Costs $0.01. | typed |
translate_text | [AI] AI translation into any target language; source auto-detected. Costs $0.005. | typed |
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. | typed |
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. | typed |
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 g | typed |
regex_test | [Dev] Test a regular expression against text; returns every match with numbered and named capture groups. Deterministic. Costs $0.001. | typed |
random_numbers | [Dev] Cryptographically-secure random integers in a range (CSPRNG, unbiased) — real entropy an LLM cannot produce itself. Costs $0.001. | typed |
random_pick | [Dev] Pick one or several options at random from a caller-supplied list (CSPRNG), optionally without replacement. Costs $0.001. | typed |
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 dep | typed |
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. | typed |
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+lin | typed |
text_diff | [Dev] Compact line-level diff between two texts. Costs $0.001. | typed |
x402_test_vector | [x402] Free: example x402 payment-requirement objects with field explanations. | typed |
current_time | FREE (no wallet needed): current time as ISO, unix, UTC, and optional local time for an IANA timezone. | typed |
generate_uuid | FREE (no wallet needed): generate UUID v4 values, up to 100 at once. | typed |
hash_string | FREE (no wallet needed): SHA-1/256/384/512 hex digest of a string. | typed |
http_errors_list | FREE (no wallet needed): index of documented HTTP status codes (use http_error_explain for a paid detailed explanation). | typed |
quartermaster_info | Free: catalog, prices, and payment instructions for this server. | typed |
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 | typed |
web_extract | [Web] Extract clean readable text and metadata from a public webpage as structured JSON. Costs $0.005 (USDC via x402). | typed |
page_meta | [Web] Get page metadata: title, description, Open Graph, canonical URL, favicon, language. Costs $0.002. | typed |
qr_generate | [Web] Generate a QR code as SVG (or terminal text with format=text). Costs $0.002. | typed |
dns_lookup | [Web] Resolve DNS records over DNS-over-HTTPS (A, AAAA, CNAME, MX, NS, TXT, and more). Costs $0.001. | typed |
http_error_explain | [Web] Explain an HTTP status code: meaning, common causes, fixes, retry guidance. Costs $0.001. | typed |
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 set | typed |
wallet_balance | [Crypto/Base] ETH and USDC (or any ERC-20) balance for an address on Base. Costs $0.001. | typed |
gas_prices | [Crypto/Base] Current Base gas prices with a simple-transfer cost estimate. Costs $0.001. | typed |
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 wa | typed |
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. Recogniz | typed |
embed_text | [AI] Text embeddings (1024-dim vector) for semantic search and RAG. Costs $0.002. | typed |
extract_structured | Structured extraction: JSON Schema plus a URL or raw text in, matching JSON out. Costs $0.005. | typed |
moderate_text | [AI] Content-safety classification (Llama Guard): safe flag plus category codes. Costs $0.002. | typed |
describe_image | [AI] AI vision: describe a public image URL, including visible text. Costs $0.005. | typed |
token_price | [Crypto/Base] USD price for major tokens by symbol or any Base ERC-20 by address. Costs $0.001. | typed |
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-readabl | typed |
resolve_basename | Resolve a Basename (.base.eth) to a wallet address on Base. Costs $0.001. | typed |
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 | typed |
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 verdic | typed |
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 re | typed |
x402_discover | [x402] Search the Coinbase x402 Bazaar for paid resources by natural-language query. Costs $0.001. | typed |
x402_merchant | [x402] List all x402 Bazaar resources under a merchant payTo wallet. Costs $0.001. | typed |
usdc_normalize | Convert USDC amounts between atomic units and human decimals. Costs $0.001. | typed |
base_token_info | ERC-20 name, symbol, decimals, total supply for a token on Base. Costs $0.001. | typed |
base_allowance | Check an ERC-20 spending allowance on Base; flags unlimited approvals. Costs $0.001. | typed |
base_contract | Determine whether a Base address is a contract or an EOA. Costs $0.001. | typed |
base_usdc_transfers | Recent USDC transfers (in and out) for an address on Base. Costs $0.002. | typed |
jwt_decode | [Dev] Decode a JWT header and payload (signature NOT verified). Costs $0.001. | typed |
base64 | [Dev] Base64 encode or decode a string. Costs $0.001. | typed |
text_stats | [Dev] Word/sentence counts, reading time, and readability score for text. Costs $0.001. | typed |
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