CosVoice

com.cosvoice/cosvoiceVersion 1.0.0

A real phone number and email for your AI Chief of Staff. Calls, bookings by phone, summaries.

Status

Responds793 msNov 14, 2026, 13:52 UTCAnswered our handshake without sign-in.

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Last checked: Nov 14, 2026, 13:52 UTC
Latency: 793 ms
Remotes responding: 1 of 1
Sign-in: No sign-in
Hosting: Hosted outside the EU (detected)
Registry data as of: Nov 14, 2026, 22:14 UTC

Data from the official MCP Registry, checked by run.zero. How we check

Connect

Streamable HTTP

https://cosvoice.com/mcpResponds793 msNov 14, 2026, 13:52 UTC

No sign-in

Claude Code

claude mcp add --transport http cosvoice https://cosvoice.com/mcp

Claude Desktop and claude.ai

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Settings > Connectors > Add custom connector
Name: cosvoice
Remote MCP server URL: https://cosvoice.com/mcp

Cursor

{
  "mcpServers": {
    "cosvoice": {
      "url": "https://cosvoice.com/mcp"
    }
  }
}

VS Code

code --add-mcp '{"name":"cosvoice","type":"http","url":"https://cosvoice.com/mcp"}'

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Tools

27 tools

Tools of CosVoice
	Description		Read-only	Idempotent	Open world
`ack_instructions`Mark owner instructions (texts the owner sent to the line) as handled so they stop being attached to tool results. Pass the ids from the OWNER INSTRUCTIONS notice, or all: true.	Mark owner instructions (texts the owner sent to the line) as handled so they stop being attached to tool results. Pass the ids from the OWNER INSTRUCTIONS notice, or all: true.	Yes	No	No	No
`add_contact`Teach the line a number. Roles: approved (reaches the owner), vip (interrupts), blocked (polite wall).	Teach the line a number. Roles: approved (reaches the owner), vip (interrupts), blocked (polite wall).	Yes	No	No	No
`annotate_call`Attach a note to a call (what you did about it, a decision, context for the owner). Shows in the dashboard next to the debrief.	Attach a note to a call (what you did about it, a decision, context for the owner). Shows in the dashboard next to the debrief.	Yes	No	No	No
`book_reservation`Reserve a table by phone: the line calls the venue, negotiates the time, answers the host's questions (name, callback, email), records policies, and never pays. Give the venue's phone number, party size, date/time, and the acceptable window or fallbacks. Returns reservation_id and call_id; read the outcome with get_call or list_reservations before telling the owner anything is confirmed. Statuses: confirmed, alternative_confirmed, waitlisted, hold, requires_online, needs_owner, callback_later, no_availability, declined_by_venue, voicemail, not_reached.	Reserve a table by phone: the line calls the venue, negotiates the time, answers the host's questions (name, callback, email), records policies, and never pays. Give the venue's phone number, party size, date/time, and the acceptable window or fallbacks. Returns reservation_id and call_id; read the outcome with get_call or list_reservations before telling the owner anything is confirmed. Statuses: confirmed, alternative_confirmed, waitlisted, hold, requires_online, needs_owner, callback_later, no_availability, declined_by_venue, voicemail, not_reached.	Yes	No	No	Yes
`create_line`Set up the phone line: claim a number (pick one from search_numbers or just give an area code), name the persona, and register the owner's mobile. An account can own several lines; each needs its own paid plan (if none is waiting, this returns a checkout link). Ask the owner before opting them in to texts.	Set up the phone line: claim a number (pick one from search_numbers or just give an area code), name the persona, and register the owner's mobile. An account can own several lines; each needs its own paid plan (if none is waiting, this returns a checkout link). Ask the owner before opting them in to texts.	Yes	No	No	No
`forward_email`Forward one received email to one of the line's own inboxes: its forwarding, notification or Bot inbox, or the owner's sign-in address (defaults to the forwarding inbox). It cannot forward to any other address, and a new inbox must be confirmed by its owner first.	Forward one received email to one of the line's own inboxes: its forwarding, notification or Bot inbox, or the owner's sign-in address (defaults to the forwarding inbox). It cannot forward to any other address, and a new inbox must be confirmed by its owner first.	Yes	No	No	Yes
`get_account`Who this key belongs to and whether a line exists yet.	Who this key belongs to and whether a line exists yet.	No	Yes	Yes	No
`get_call`Status, structured notes, outcome, transcript, and annotations for one call.	Status, structured notes, outcome, transcript, and annotations for one call.	No	Yes	Yes	No
`get_email`Full text of one email the line received.	Full text of one email the line received.	No	Yes	Yes	No
`get_line`Number, email identity, persona, owner, and minutes remaining this period.	Number, email identity, persona, owner, and minutes remaining this period.	No	Yes	Yes	No
`get_settings`Persona, voice, greeting, standing instructions, owner, notifications, forwarding, webhook, Bot push, SMS consent.	Persona, voice, greeting, standing instructions, owner, notifications, forwarding, webhook, Bot push, SMS consent.	No	Yes	Yes	No
`list_calls`Recent calls with summaries, newest first.	Recent calls with summaries, newest first.	No	Yes	Yes	No
`list_contacts`Owner, approved, VIP, and blocked numbers.	Owner, approved, VIP, and blocked numbers.	No	Yes	Yes	No
`list_emails`Email received at and sent from the line's address, newest first (direction inbound\|outbound), with forwarding status.	Email received at and sent from the line's address, newest first (direction inbound\|outbound), with forwarding status.	No	Yes	Yes	No
`list_history`Unified history of calls, texts, and email with optional search. The same table as the dashboard.	Unified history of calls, texts, and email with optional search. The same table as the dashboard.	No	Yes	Yes	No
`list_integrations`Partner integrations available through this line (groceries, food, reservations, travel…), with status and connect links. Partner tools appear as <partner>__<tool>.	Partner integrations available through this line (groceries, food, reservations, travel…), with status and connect links. Partner tools appear as <partner>__<tool>.	No	Yes	Yes	No
`list_messages`Recent texts to and from the line.	Recent texts to and from the line.	No	Yes	Yes	No
`list_reservations`Recent reservation requests with their status and the venue's stated policies.	Recent reservation requests with their status and the venue's stated policies.	No	Yes	Yes	No
`place_call`Have the line call a real number and hold a live voice conversation on the owner's behalf. Brief it like a human assistant: who to ask for, what you want, acceptable fallbacks, what to do on voicemail. Set connect_owner when the owner wants to be put through once a human is reached (the line waits on hold, then rings the owner). Asynchronous: poll get_call or wait for the call.completed webhook.	Have the line call a real number and hold a live voice conversation on the owner's behalf. Brief it like a human assistant: who to ask for, what you want, acceptable fallbacks, what to do on voicemail. Set connect_owner when the owner wants to be put through once a human is reached (the line waits on hold, then rings the owner). Asynchronous: poll get_call or wait for the call.completed webhook.	Yes	No	No	Yes
`recent_activity`Everything since a timestamp: calls, texts, emails. Catch-up when webhooks were missed.	Everything since a timestamp: calls, texts, emails. Catch-up when webhooks were missed.	No	Yes	Yes	No
`remove_contact`Remove a number from the contacts list (not the owner).	Remove a number from the contacts list (not the owner).	Yes	No	No	No
`search_numbers`Find available phone numbers in a US area code for a new line.	Find available phone numbers in a US area code for a new line.	No	Yes	Yes	No
`send_email`Send an email from the line's own address (handle@cosvoice.com). Reply to a message the line received by passing reply_to_email_id (recipient and subject fill in, threading is kept), or write to the owner. The line may only email people who have emailed it first, its owner, or its Bot inbox. Plain text; keep it short and sign as the line.	Send an email from the line's own address (handle@cosvoice.com). Reply to a message the line received by passing reply_to_email_id (recipient and subject fill in, threading is kept), or write to the owner. The line may only email people who have emailed it first, its owner, or its Bot inbox. Plain text; keep it short and sign as the line.	Yes	No	No	Yes
`send_text`Send an SMS from the line's number. Respects STOP opt-outs. Read the delivery field in the result: while CosVoice's carrier registration (10DLC) is in progress, texts from the line may be filtered by US carriers and not arrive; texts to the line and calls always work.	Send an SMS from the line's number. Respects STOP opt-outs. Read the delivery field in the result: while CosVoice's carrier registration (10DLC) is in progress, texts from the line may be filtered by US carriers and not arrive; texts to the line and calls always work.	Yes	No	No	Yes
`set_bot_push`Have CosVoice start YOU the moment something arrives, instead of you polling. Give it the webhook URL and key of a routine of yours that has a Webhook trigger (Grok Bot: Routines → New → trigger Webhook; the URL and a crsr_ key appear). CosVoice POSTs a JSON body with what_to_do plus the ids when the owner texts an instruction, an email arrives, or a call finishes; that body becomes the routine's input. Pass an empty url to turn it off. events limits which moments wake you (default instruction, email, call); add "message" to also be started when anyone other than the owner texts the line. When you pass a key, CosVoice sends a test push at once and returns the result in test: read it, a saved key is not a working key until the routine has accepted one.	Have CosVoice start YOU the moment something arrives, instead of you polling. Give it the webhook URL and key of a routine of yours that has a Webhook trigger (Grok Bot: Routines → New → trigger Webhook; the URL and a crsr_ key appear). CosVoice POSTs a JSON body with what_to_do plus the ids when the owner texts an instruction, an email arrives, or a call finishes; that body becomes the routine's input. Pass an empty url to turn it off. events limits which moments wake you (default instruction, email, call); add "message" to also be started when anyone other than the owner texts the line. When you pass a key, CosVoice sends a test push at once and returns the result in test: read it, a saved key is not a working key until the routine has accepted one.	Yes	No	No	No
`set_webhook`Set (or clear with an empty url) the HTTPS webhook that receives call.completed, message.received, and email.received. Returns the signing secret once.	Set (or clear with an empty url) the HTTPS webhook that receives call.completed, message.received, and email.received. Returns the signing secret once.	Yes	No	No	No
`update_settings`Change any of: name, voice, greeting, instructions, owner_name, owner_phone, timezone, notify_email, agent_email, morning_brief (daily digest on/off), morning_brief_hour (0–23 local), forward_email, forward_mode (relay\|raw\|off), sms_opt_in, answer_rings (0\|1\|2). Only the fields you pass change.	Change any of: name, voice, greeting, instructions, owner_name, owner_phone, timezone, notify_email, agent_email, morning_brief (daily digest on/off), morning_brief_hour (0–23 local), forward_email, forward_mode (relay\|raw\|off), sms_opt_in, answer_rings (0\|1\|2). Only the fields you pass change.	Yes	No	No	No

Details

Registry status: Active
Published: Sep 11, 2026
Updated: Sep 11, 2026
Website: https://cosvoice.com/⁠ (opens in a new tab)
Repository: https://github.com/andyfathollahi/cosvoice-mcp⁠ (opens in a new tab)
Categories (suggested): CommunicationSuggested categories are assigned automatically from the registry text and may be wrong. Verified operators can correct them.
GDPR: Not declared

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