{"servers":[{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.countersign-network/countersign","description":"Kill switch + spend guard for AI agents that spend money, across every wallet vendor at once.","title":"Countersign","repository":{"url":"https://github.com/countersign-network/packages","source":"github","subfolder":"packages/mcp"},"version":"0.1.5","websiteUrl":"https://countersign.network","packages":[{"registryType":"npm","registryBaseUrl":"https://registry.npmjs.org","identifier":"@countersign/mcp","version":"0.1.5","runtimeHint":"npx","transport":{"type":"stdio"},"environmentVariables":[{"description":"Base URL of the Countersign Core to govern (hosted or self-hosted).","isRequired":true,"format":"string","default":"https://app.countersign.network","name":"COUNTERSIGN_URL"},{"description":"API key for the Core (self-serve one at https://app.countersign.network/start or POST /signup).","isRequired":true,"format":"string","isSecret":true,"name":"COUNTERSIGN_API_KEY"}]}],"_meta":{"io.modelcontextprotocol.registry/publisher-provided":{"categories":["finance","security"],"license":"Apache-2.0","summary":"Countersign is a neutral, cross-vendor control plane for AI agents that spend money. It holds one policy, one sub-second freeze (kill switch), and one tamper-evident audit ledger across multiple agent-wallet and card backends at once. Remote mode: set COUNTERSIGN_URL + COUNTERSIGN_API_KEY against a hosted or self-hosted Core. Testnet only; Countersign never takes custody of funds.","tags":["payments","agent-payments","security","kill-switch","spend-guard","wallet","ledger","governance"],"tools":["countersign_request_spend","countersign_freeze","countersign_unfreeze","countersign_apply_policy","countersign_list_agents","countersign_health","countersign_list_approvals","countersign_approve","countersign_deny","countersign_ledger","countersign_guard_x402","countersign_guard_ap2"]}}},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-06-29T05:12:20.035066Z","publishedAt":"2026-06-29T05:12:20.035066Z","updatedAt":"2026-06-29T05:12:20.035066Z","isLatest":false}}},{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.countersign-network/countersign","description":"Kill switch + spend guard for AI agents that spend money, across every wallet vendor at once.","title":"Countersign","repository":{"url":"https://github.com/countersign-network/packages","source":"github","subfolder":"packages/mcp"},"version":"0.2.0","websiteUrl":"https://countersign.network","packages":[{"registryType":"npm","registryBaseUrl":"https://registry.npmjs.org","identifier":"@countersign/mcp","version":"0.2.0","runtimeHint":"npx","transport":{"type":"stdio"},"environmentVariables":[{"description":"Base URL of the Countersign Core to govern (hosted or self-hosted).","isRequired":true,"format":"string","default":"https://app.countersign.network","name":"COUNTERSIGN_URL"},{"description":"API key for the Core (self-serve one at https://app.countersign.network/start or POST /signup).","isRequired":true,"format":"string","isSecret":true,"name":"COUNTERSIGN_API_KEY"}]}],"_meta":{"io.modelcontextprotocol.registry/publisher-provided":{"categories":["finance","security"],"license":"Apache-2.0","summary":"Countersign is a neutral, cross-vendor control plane for AI agents that spend money. It holds one policy, one sub-second freeze (kill switch), and one tamper-evident audit ledger across multiple agent-wallet and card backends at once. Remote mode: set COUNTERSIGN_URL + COUNTERSIGN_API_KEY against a hosted or self-hosted Core. Testnet only; Countersign never takes custody of funds.","tags":["payments","agent-payments","security","kill-switch","spend-guard","wallet","ledger","governance"],"tools":["countersign_request_spend","countersign_freeze","countersign_unfreeze","countersign_apply_policy","countersign_list_agents","countersign_health","countersign_list_approvals","countersign_approve","countersign_deny","countersign_ledger","countersign_guard_x402","countersign_guard_ap2"]}}},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-07-14T21:44:53.72553Z","publishedAt":"2026-07-14T21:44:53.72553Z","updatedAt":"2026-07-14T21:44:53.72553Z","isLatest":false}}},{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.countersign-network/countersign","description":"Kill switch + spend guard for AI agents that spend money, across every wallet vendor at once.","title":"Countersign","repository":{"url":"https://github.com/countersign-network/packages","source":"github","subfolder":"packages/mcp"},"version":"0.2.1","websiteUrl":"https://countersign.network","packages":[{"registryType":"npm","registryBaseUrl":"https://registry.npmjs.org","identifier":"@countersign/mcp","version":"0.2.1","runtimeHint":"npx","transport":{"type":"stdio"},"environmentVariables":[{"description":"Base URL of the Countersign Core to govern (hosted or self-hosted).","isRequired":true,"format":"string","default":"https://app.countersign.network","name":"COUNTERSIGN_URL"},{"description":"API key for the Core (self-serve one at https://app.countersign.network/start or POST /signup).","isRequired":true,"format":"string","isSecret":true,"name":"COUNTERSIGN_API_KEY"}]}],"_meta":{"io.modelcontextprotocol.registry/publisher-provided":{"categories":["finance","security"],"license":"Apache-2.0","summary":"Countersign is a neutral, cross-vendor control plane for AI agents that spend money. It holds one policy, one sub-second freeze (kill switch), and one tamper-evident audit ledger across multiple agent-wallet and card backends at once. Remote mode: set COUNTERSIGN_URL + COUNTERSIGN_API_KEY against a hosted or self-hosted Core. Testnet only; Countersign never takes custody of funds.","tags":["payments","agent-payments","security","kill-switch","spend-guard","wallet","ledger","governance"],"tools":["countersign_request_spend","countersign_freeze","countersign_unfreeze","countersign_apply_policy","countersign_list_agents","countersign_health","countersign_list_approvals","countersign_approve","countersign_deny","countersign_ledger","countersign_guard_x402","countersign_guard_ap2"]}}},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-07-15T20:34:35.630356Z","publishedAt":"2026-07-15T20:34:35.630356Z","updatedAt":"2026-07-15T20:34:35.630356Z","isLatest":true}}}],"metadata":{"count":3}}
