xyz.yault/aesp

Yault AESP

Is the Yault AESP MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-30.

Crypto payments for the agent economy — policy-gated vault operations under human control

alive probed 2026-11-15 · unchanged since 2026-10-30

7tools

1.2ktokens in Claude Opus 5.5

0.6 %of Claude's 200k window

0.5×the median server

202 msto initialize

6 msto list tools

Run it: npx -y @yault/aesp@0.2.0 (stdio, probed in a container with the network off)
Host: npmjs.com
Reports itself as: yault-aesp 0.1.0
Capabilities: tools
Instructions: none
Of a 1M window: 0.1 % of a 1M context window
Count: 1.2k tokens in Claude Opus 5.5, exact, measured 2026-10-16. With the Claude Code prefix mcp__…__ on each tool name: 1.3k. The o200k_base estimate is 675. Counted again when the tool definitions change. Method.
Repository: https://github.com/ya-xyz/aesp
Website: https://yault.xyz
Registry: active, updated 2026-03-13 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.80×.

Tool	≈ Claude tokens	o200k estimate	Share of this server
yault_send_payment	257	143	21 %
yault_transfer	248	138	20 %
yault_deposit	189	105	16 %
yault_redeem	182	101	15 %
yault_check_balance	126	70	10 %

Other registry entries on npmjs.com.

Servers that mention aesp.

The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.

Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.