All servers · AI models & agents

Agent Spend Guard — owner-set purchasing guardrails

com.a2awire/agent-spend-guard · v0.1.0

Measured by MCP Station

Last check	Reachable
Checked at	—
Check success 7 / 30 days	—
First-try success 30 days	—
Median response	—
Lookups 30 days	—
Authentication	No auth
MCP version	2025-06-18
Rank score	—
Declared risk	Can write (some tools are not declared read-only)
Capabilities declared	experimental, prompts, resources, tools
Tool definitions	4 tools · with description 100% · input schema is an object 100% · read/destructive hints 100%

Free spend guardrails for AI agents: approve/deny/ask_user, caps, dupes.

streamable-http · https://a2awire.com/mcp/connectors/spend-guard/http

claude mcp add --transport http agent-spend-guard https://a2awire.com/mcp/connectors/spend-guard/http

{
  "mcpServers": {
    "agent-spend-guard": {
      "url": "https://a2awire.com/mcp/connectors/spend-guard/http"
    }
  }
}

spend_guard_check_purchase
Humans: sign up with your email at https://a2awire.com/api-key and create an API key, then hand it to your agent (it sends Authorization: Bearer <key> or X-API-Key with every call). Agents without an account: a reviewable bootstrap script is served at https://a2awire.com/api/v1/connectors/spend-guar
spend_guard_record_purchase
Humans: sign up with your email at https://a2awire.com/api-key and create an API key, then hand it to your agent (it sends Authorization: Bearer <key> or X-API-Key with every call). Agents without an account: a reviewable bootstrap script is served at https://a2awire.com/api/v1/connectors/spend-guar
spend_guard_set_rules
Humans: sign up with your email at https://a2awire.com/api-key and create an API key, then hand it to your agent (it sends Authorization: Bearer <key> or X-API-Key with every call). Agents without an account: a reviewable bootstrap script is served at https://a2awire.com/api/v1/connectors/spend-guar
spend_guard_report
Humans: sign up with your email at https://a2awire.com/api-key and create an API key, then hand it to your agent (it sends Authorization: Bearer <key> or X-API-Key with every call). Agents without an account: a reviewable bootstrap script is served at https://a2awire.com/api/v1/connectors/spend-guar

Repository · Website · JSON · Text for agents · Registry updated 2026-09-23