MCP servercom.frontiercrown.signer/nostr-signer
Approve Nostr signatures with your own browser signer without exposing a private key.
Overview
Score?
UNRATED 0.647
of what a free look can see, on 24 looks
Looks
24
last 5 hr ago
Tools
17
More info
URL
signer.frontiercrown.com/mcp
streamable-http
Says it is
nostr-signer-chatgpt 0.4.0
protocol 2025-06-18
In the record since
22 days ago
Among servers18,413 with a card
0median 0.606 · this server 0.647 · highest on record 0.8561
Toolsfrom sha256:53b57492a0…004267
| Tool | Schema |
|---|---|
| approve_grynvault_browser_handoff Sign a short-lived, read-only Grynvault account handoff code so the browser tab that created it can receive its own dashboard. This does not create an invoice, publish a Nostr even |
input · no output |
| begin_nostrconnect_pairing Advanced fallback: create a nostrconnect:// URI for the user to scan or open in a remote signer. Never accepts an nsec. |
input · no output |
| connect_bunker Connect a bunker:// URI only when the user knowingly supplied it. Prefer the local setup page so connection secrets are not placed in chat. Never accepts an nsec. |
input · no output |
| create_grynvault_nip05_invoice After separate explicit user confirmation, sign the prepared authorization and create exactly one pending 2,000-sat [email protected] invoice. Does not pay, settle, activate, |
input · no output |
| create_grynvault_supporter_invoice After separate explicit user confirmation, sign the prepared authorization and create exactly one pending Grynvault supporter invoice. Does not pay it and never treats a redirect a |
input · no output |
| disconnect_signer Forget the in-memory signer session and all prepared events. |
input · no output |
| get_grynvault_account_dashboard Read the connected Nostr identity's Grynvault supporter, payment, and NIP-05 dashboard using a short-lived signed authorization. This does not create an invoice or change settlemen |
input · no output |
| get_public_key Return the public key exposed by the currently paired signer. |
input · no output |
| get_setup_url Return the loopback-only page used to connect a NIP-07 browser extension or an advanced NIP-46 signer. |
input · no output |
| get_signer_status Check whether a user-controlled NIP-07 or NIP-46 signer is connected. |
input · no output |
| prepare_event Validate and bind an exact unsigned Nostr event for user review. This does not sign or publish. Show the user every field before requesting a signature. |
input · no output |
| prepare_grynvault_nip05_invoice Check and normalize a [email protected] identifier, then prepare its exact 2,000-sat invoice authorization. Does not sign, reserve the name, create, pay, or settle an invoice. |
input · no output |
| prepare_grynvault_supporter_invoice Prepare an exact, short-lived signed-authorization request for a one-time donation of 21 to 1,000,000 sats or the fixed 2,100-sat 30-day membership. Does not sign, create, pay, or |
input · no output |
| prepare_note Prepare and bind an exact unsigned kind:1 note for user review. This does not sign or publish. |
input · no output |
| publish_event Publish a previously verified signed event to configured relays. Requires separate explicit user intent. |
input · no output |
| query_events Read a bounded set of verified public profile or note events from selected relays. |
input · no output |
| sign_event Ask the paired signer to approve and sign the exact event bound to a fresh intent. Requires explicit user intent and never publishes. |
input · no output |
Verify it yourself
npx teppi-check https://signer.frontiercrown.com/mcpcurl -s https://api.teppi.xyz/v1/trust/mcp/mcs_01M29X9QS8QHXW8K3D69ETG6Z6