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quartermaster

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quartermaster.surewhynot.app

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

https://quartermaster.surewhynot.app/mcpWebsiteNo authMCP 2026-07-28v1.6.0last checked 8 Oct 2026spoke MCP on 100% of 90 checks (30 days)initialize in 809 ms

Will my client connect?

Decided from what the probe found at the endpoint, and from what each client's own documentation says it can complete. Every row carries the day that documentation was read.

✓Claude CodeConnects

The endpoint answers an anonymous handshake, so no credential is needed.

claude mcp add --transport http quartermaster https://quartermaster.surewhynot.app/mcp

Claude Code docs · read on 2026-08-30

✓Claude (claude.ai & Desktop)Connects

The endpoint answers an anonymous handshake, so no credential is needed.

Settings → Connectors → Add custom connector, then paste https://quartermaster.surewhynot.app/mcp.

Claude (claude.ai & Desktop) docs · read on 2026-08-30

✓ChatGPTConnects

The endpoint answers an anonymous handshake, so no credential is needed.

Settings → Apps → Advanced settings → Developer mode, then create a connector pointing at https://quartermaster.surewhynot.app/mcp.

ChatGPT docs · read on 2026-08-30

✓CursorConnects

The endpoint answers an anonymous handshake, so no credential is needed.

{
  "mcpServers": {
    "quartermaster": {
      "url": "https://quartermaster.surewhynot.app/mcp"
    }
  }
}

Cursor docs · read on 2026-08-30

✓VS Code (Copilot)Connects

The endpoint answers an anonymous handshake, so no credential is needed.

{
  "servers": {
    "quartermaster": {
      "type": "http",
      "url": "https://quartermaster.surewhynot.app/mcp"
    }
  }
}

VS Code (Copilot) docs · read on 2026-08-30

How to authenticate

Checked against the endpoint by our probe on 8 Oct 2026. These are the capabilities the server advertises, not a prediction about any particular client.

Scheme	No auth
Protected-resource metadata	✕Not found Without it a client has to guess where the authorization server lives.
Anonymous access	Handshake succeeds; 49 tools listable

Tools

base64base_allowancebase_contractbase_token_infobase_usdc_transfersclassify_textcurrent_timedescribe_imagedns_lookupembed_textextract_structuredgas_pricesgenerate_uuidhash_stringhttp_checkhttp_error_explainhttp_errors_listjwt_decodemoderate_textpage_metapayment_proofpayment_receiptpublic_holidayqr_generatequartermaster_inforandom_numbersrandom_pickregex_testresolve_basenamesettlement_assurancesummarize_urltext_difftext_statstldr_texttoken_pricetranslate_texttx_decodetx_statusunshorten_urlusdc_normalizewallet_balanceweb_extractx402_auditx402_discoverx402_inspectx402_merchantx402_routerx402_simulatex402_test_vector

Contract history

8 Oct 2026v1.6.0no contract changes

24 Aug 2026v1.6.0first recorded contract

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Status badge

Status for a README, from the last probe — cached an hour, so up to seven hours behind the endpoint. Links back to this page.

[![MCP status](https://mcpi.app/servers/quartermaster/badge.svg)](https://mcpi.app/servers/quartermaster)