AgentLine
Server Details
Give AI agents a phone number. Voice calls, SMS, and phone number management for MCP clients.
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- Status
- Unhealthy
- Uptime
- 0.0% over 40 days
- OAuth
- Works in Glama
- Last Tested
- Transport
- Streamable HTTP
- URL
- Repository
- AgentLineHQ/agentline-mcp
- GitHub Stars
- 0
TDQS
Scored across 27 tools
Each tool targets a distinct resource and action (e.g., get_agent vs list_agents, get_call_details vs get_call_transcript, peek_events vs poll_events). There is no ambiguity or overlap between tool purposes.
All tool names follow a consistent verb_noun pattern (e.g., create_agent, list_calls, buy_phone_number, set_webhook). No mixing of conventions or unclear naming.
27 tools cover a broad telephony AI platform. While slightly above the typical 3-15 range, each tool serves a distinct purpose and the count is justified by the feature set (agents, calls, SMS, webhooks, events, account, feedback).
Core lifecycle for agents, calls, and webhooks is covered. However, SMS sending is missing (only list_messages exists) and there is no tool to release a phone number, leaving notable gaps in the domain.
Tool Schema Changelog
Recent tool additions, removals, and schema changes observed during successful MCP inspections.
1 tool update
- Changed
push_call_context1 field changed- added
Input schema / properties / tokenAdded value: +{ + "anyOf": [ + { + "type": "string" + }, + { + "type": "null" + } + ], + "description": "Push token (alt to X-Push-Token header / body).", + "title": "token", + "type": "string" +}
1 tool update
- Added
push_call_context
1 tool update
- Changed
set_webhook2 fields changed- changed
Input schema / properties / secret / descriptionPrevious value: -"Optional HMAC signing secret. Auto-generated if omitted. Used to verify the X-AgentLine-Signature header on delivered payloads."New value: +"Optional HMAC signing secret. Auto-generated if omitted. Used to verify the signature header on delivered payloads." - added
Input schema / properties / signature_headerAdded value: +{ + "anyOf": [ + { + "type": "string" + }, + { + "type": "null" + } + ], + "description": "Header name for the HMAC-SHA256 signature of the raw body. Defaults to 'X-Webhook-Signature' (natively verified by Hermes, OpenClaw, and other agent platforms). Set to 'X-Hub-Signature-256' for GitHub-style verification, or any custom header name your platform expects. Omit to keep the existing value when updating.", + "title": "signature_header", + "type": "string" +}
2 tool updates
- Changed
create_agent1 field changed- removed
Input schema / properties / voice_modeRemoved value: -{ - "default": "hosted", - "description": "Where the agent's 'brain' runs. 'hosted' = AgentLine's LLM (Deepgram STT → LLM → Cartesia TTS). 'webhook' = the agent's configured webhook receives each caller utterance and returns what the agent says (2-way), for both inbound and outbound. Requires a webhook URL to be configured.", - "enum": [ - "hosted", - "webhook" - ], - "title": "voice_mode", - "type": "string" -}
- Changed
update_agent1 field changed- removed
Input schema / properties / voice_modeRemoved value: -{ - "anyOf": [ - { - "enum": [ - "hosted", - "webhook" - ], - "type": "string" - }, - { - "type": "null" - } - ], - "description": "Switch the agent's brain: 'hosted' (LLM) or 'webhook' (the agent's webhook becomes the 2-way conversational brain). Webhook mode requires a configured webhook URL.", - "title": "voice_mode", - "type": "string" -}
6 tool updates
- Changed
create_agent1 field changed- added
Input schema / properties / voice_modeAdded value: +{ + "default": "hosted", + "description": "Where the agent's 'brain' runs. 'hosted' = AgentLine's LLM (Deepgram STT → LLM → Cartesia TTS). 'webhook' = the agent's configured webhook receives each caller utterance and returns what the agent says (2-way), for both inbound and outbound. Requires a webhook URL to be configured.", + "enum": [ + "hosted", + "webhook" + ], + "title": "voice_mode", + "type": "string" +}
- Added
delete_webhook - Added
get_webhook - Added
set_webhook - Added
test_webhook - Changed
update_agent1 field changed- added
Input schema / properties / voice_modeAdded value: +{ + "anyOf": [ + { + "enum": [ + "hosted", + "webhook" + ], + "type": "string" + }, + { + "type": "null" + } + ], + "description": "Switch the agent's brain: 'hosted' (LLM) or 'webhook' (the agent's webhook becomes the 2-way conversational brain). Webhook mode requires a configured webhook URL.", + "title": "voice_mode", + "type": "string" +}
2 tool updates
- Added
list_feedback - Added
submit_feedback
2 tool updates
- Changed
create_agent1 field changed- added
Input schema / properties / owner_phoneAdded value: +{ + "anyOf": [ + { + "type": "string" + }, + { + "type": "null" + } + ], + "description": "Owner's phone number in E.164 format (e.g. '+12125551234'). Calls from this number enter task mode — the agent treats speech as executable instructions.", + "title": "owner_phone", + "type": "string" +}
- Changed
update_agent1 field changed- added
Input schema / properties / owner_phoneAdded value: +{ + "anyOf": [ + { + "type": "string" + }, + { + "type": "null" + } + ], + "description": "Updated owner phone number in E.164 format for task mode", + "title": "owner_phone", + "type": "string" +}
3 tool updates
- Changed
create_agent1 field changed- removed
Input schema / properties / model_tierRemoved value: -{ - "default": "balanced", - "description": "LLM model tier: 'turbo' (fastest, GPT-4o-mini), 'balanced' (default), or 'max' (highest quality, GPT-4o)", - "enum": [ - "turbo", - "balanced", - "max" - ], - "title": "model_tier", - "type": "string" -}
- Changed
make_outbound_call1 field changed- removed
Input schema / properties / model_tierRemoved value: -{ - "default": "balanced", - "description": "LLM model tier for this call: 'turbo', 'balanced', or 'max'", - "enum": [ - "turbo", - "balanced", - "max" - ], - "title": "model_tier", - "type": "string" -}
- Changed
update_agent1 field changed- removed
Input schema / properties / model_tierRemoved value: -{ - "anyOf": [ - { - "enum": [ - "turbo", - "balanced", - "max" - ], - "type": "string" - }, - { - "type": "null" - } - ], - "description": "Updated LLM model tier: 'turbo', 'balanced', or 'max'", - "title": "model_tier", - "type": "string" -}
3 tool updates
- Changed
create_agent2 fields changed- changed
Input schema / properties / initial_greeting / descriptionPrevious value: -"What the AI agent says when a call connects (e.g. 'Hello, how can I help you today?')"New value: +"Default opening line spoken on ALL calls (inbound and outbound), e.g. 'Hello, how can I help you today?'. Can be overridden per-call via POST /v1/calls." - changed
Input schema / properties / system_prompt / descriptionPrevious value: -"Instructions that define the agent's personality and behavior during phone calls"New value: +"Default instructions for the agent's personality and behavior on ALL calls (inbound and outbound). Can be overridden per-call via POST /v1/calls."
- Changed
make_outbound_call2 fields changed- changed
Input schema / properties / initial_greeting / descriptionPrevious value: -"Override the agent's greeting for this call only"New value: +"Per-call greeting override. Replaces the agent's default greeting for this call ONLY. If omitted, the agent's default initial_greeting is used." - changed
Input schema / properties / system_prompt / descriptionPrevious value: -"Override the agent's default system prompt for this call only"New value: +"Per-call system prompt override. Replaces the agent's default prompt for this call ONLY. If omitted, the agent's default system_prompt is used."
- Changed
update_agent2 fields changed- changed
Input schema / properties / initial_greeting / descriptionPrevious value: -"Updated greeting message spoken when calls connect"New value: +"Updated default greeting for ALL future calls (inbound and outbound)" - changed
Input schema / properties / system_prompt / descriptionPrevious value: -"Updated instructions for the agent's phone call behavior"New value: +"Updated default instructions for ALL future calls (does not affect calls already in progress)"
21 tool updates
- First observed
buy_phone_number - First observed
create_agent - First observed
delete_agent - First observed
get_account_balance - First observed
get_account_voice - First observed
get_agent - First observed
get_call_details - First observed
get_call_transcript - First observed
get_expenditure_breakdown - First observed
hangup_call - First observed
list_agents - First observed
list_available_voices - First observed
list_calls - First observed
list_messages - First observed
list_phone_numbers - First observed
make_outbound_call - First observed
peek_events - First observed
poll_events - First observed
reset_account_voice - First observed
set_account_voice - First observed
update_agent
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