Is the Kaicalls MCP server down?

mcp-registry/com.kaicalls/kaicalls · v1.0.0

Also listed as glama/kaicalls/kaicalls-mcp-server

As of 2026-10-26 20:53 UTC, the Kaicalls MCP server is up (it requires sign-in) with a Glimind reliability score of 89/100 (grade B). Over the last 30 days it answered 100% of Glimind's liveness checks.

Your business phone secretary: calls, transcripts, voicemail, texts and leads. Place calls too.

claude mcp add --transport http kaicalls-mcp-server https://www.kaicalls.com/api/mcp

{
  "mcpServers": {
    "kaicalls-mcp-server": {
      "type": "http",
      "url": "https://www.kaicalls.com/api/mcp"
    }
  }
}

Third-party server, listed as discovered. Review its source before installing.

Agent-readiness: A (92/100)

What to fix (3)

Get alerted

Get an email or webhook when this server's readiness drops by 10+ points, tool-poisoning text appears, or a tool breaks:

curl -X POST https://glimind.com/v1/subscriptions -H 'content-type: application/json' -d '{"tools":["mcp-registry/com.kaicalls/kaicalls"],"email":"[email protected]"}'

Agents: watch_tool({"toolId": "mcp-registry/com.kaicalls/kaicalls"}) over MCP.

Passed

• Every tool has a well-formed, typed input schema.
• Every tool declares whether it is read-only or destructive.
• No tool-poisoning patterns (hidden characters, instruction overrides, concealment, secret access, tool shadowing).
• Tool names are unique and portable across clients.
• 100.00% uptime over 30 days.
• No breaking contract changes in 30 days.

Largest tool definitions

• request_kaicalls_update ~702 tokens
• update_agent_config ~689 tokens
• rollback_config ~632 tokens
• buy_number ~627 tokens
• configure_agent_business_rules ~524 tokens

Static checks of the advertised tools/list (schema, descriptions, annotations, tool-poisoning patterns, names, size) plus observed protocol, uptime, latency and contract changes. Read-only: no tool is ever called. Weights: schema 15, docs 20, safety 15, efficiency 15, compatibility 15, protocol 5, reliability 10, stability 5. Token counts are estimates (~3.6 characters per token).

Operator? Fix these, then re-check live. Embed the readiness badge:

[![MCP agent-readiness](https://glimind.com/v1/readiness/badge/mcp-registry%2Fcom.kaicalls%2Fkaicalls.svg)](https://glimind.com/server/mcp-registry%2Fcom.kaicalls%2Fkaicalls?ref=badge)

<a href="https://glimind.com/server/mcp-registry%2Fcom.kaicalls%2Fkaicalls?ref=badge"><img src="https://glimind.com/v1/readiness/badge/mcp-registry%2Fcom.kaicalls%2Fkaicalls.svg" alt="MCP agent-readiness"></a>

.. image:: https://glimind.com/v1/readiness/badge/mcp-registry%2Fcom.kaicalls%2Fkaicalls.svg
   :target: https://glimind.com/server/mcp-registry%2Fcom.kaicalls%2Fkaicalls?ref=badge
   :alt: MCP agent-readiness

Tool-definition log

Glimind records every version of this server's tool definitions in a signed, append-only transparency log. Current manifest sha256:67ee170ca91d4b1d…, first seen 2026-10-17, included at leaf 5966 of 75,514. Version history · verify what your client received.

Tools (51)

• attach_number
• buy_number
• check_call_status
• configure_agent_business_rules
• configure_staff_alerts
• configure_textable_links
• create_agent
• create_campaign
• delete_webhook
• detach_number
• get_analytics
• get_balance
• get_business_info
• get_call_recording
• get_change_history
• get_conversation
• get_lead
• get_operational_settings
• get_transcript
• get_usage
• get_webhook
• list_agents
• list_campaigns
• list_config_versions
• list_conversations
• list_evals
• list_knowledge
• list_leads
• list_numbers
• list_observability_events
• list_overage_charges
• list_products
• list_recent_calls
• list_rightsize_recommendations
• list_sms_messages
• list_subscription_history
• list_tool_execution_logs
• list_voicemails
• list_voices
• list_workflow_templates
• make_call
• request_kaicalls_update
• rollback_config
• run_eval
• search_available_numbers
• send_sms
• set_webhook
• update_agent_config
• upsert_knowledge
• upsert_lead
• upsert_product

Compare: most reliable communication servers · most reliable other servers · most reliable analytics servers · most reliable data servers · most reliable devops servers

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

{
  "mcpServers": {
    "glimind": {
      "type": "http",
      "url": "https://glimind.com/mcp"
    }
  }
}

FAQ

Is the Kaicalls MCP server down right now?

As of 2026-10-26 20:53 UTC, the Kaicalls MCP server is up (it requires sign-in) with a Glimind reliability score of 89/100 (grade B). Over the last 30 days it answered 100% of Glimind's liveness checks.

How many tools does Kaicalls MCP server provide?

Kaicalls MCP server advertises 51 tools, including attach_number, buy_number, check_call_status, configure_agent_business_rules, configure_staff_alerts.

How do I install Kaicalls MCP server?

Point your MCP client at this streamable-http endpoint: https://www.kaicalls.com/api/mcp

Is the Kaicalls MCP server safe to connect to an AI agent?

Glimind scanned all 51 tool definitions for tool-poisoning patterns — hidden or invisible characters, instructions that override the model, concealment from the user, requests to read credential or MCP config files, conversation exfiltration and cross-tool shadowing — and found none. This checks what the server tells the model, not what its code does; review the source before granting access to sensitive data.

Operator of Kaicalls MCP server?

Status page: 90-day uptime, every outage and how long it lasted.

Claim this listing to get the Verified operator marker, a remediation checklist and owner analytics, or embed the live badge from any of the tool pages above. Maintainers: alerts, deploy attestation and monthly reports.

Status is an automated estimate from Glimind's liveness checks (handshake and tool listing only; no tool is ever called) and may lag or differ from your network. Glimind is not affiliated with this server or its operator. Operator? Request a correction or opt out at https://glimind.com/opt-out.