Orthogonal
Create a new agent with name, voice, system prompt, and voice mode
Offering
- Provider
- Orthogonal
- Method
- POST
- Offering type
- Api Endpoint
- Transport type
- http
- Category
- Infrastructure
- Delivery
- Not provided
- Pricing model
- Not provided
- x402 version
- 2
Endpoint context
- URL
https://np.orthogonal.com/agentphone/v1/agents- MIME type
- application/json
- First seen
- 2026-10-16T01:50:03.832Z
- Last seen
- Tags
- X402, paid-api, orthogonal-proxy, agentphone, data-apis, voice, phone, sms, AI-agents, telephony
Payment pricing
No payment terms are currently advertised.
Observed health
- Status
- Healthy
- Latest latency
- 100 ms
- Average latency
- 241 ms
- HTTP status
- 204
- Last checked
- Reachability
- 100% over 12 checks
Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.
Input schema
{
"body": {
"type": "object",
"title": "CreateAgentRequest",
"required": [
"name"
],
"properties": {
"name": {
"type": "string",
"title": "Name"
},
"voice": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Voice"
},
"sttMode": {
"enum": [
"fast",
"accurate"
],
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Sttmode",
"description": "Speech-to-text mode. 'fast' optimizes for latency, 'accurate' optimizes for transcription accuracy (~200ms additional latency)."
},
"language": {
"enum": [
"af-ZA",
"ar-SA",
"az-AZ",
"bg-BG",
"bs-BA",
"ca-ES",
"cs-CZ",
"cy-GB",
"da-DK",
"de-DE",
"el-GR",
"en-AU",
"en-GB",
"en-IN",
"en-NZ",
"en-US",
"es-419",
"es-ES",
"fa-IR",
"fi-FI",
"fil-PH",
"fr-CA",
"fr-FR",
"gl-ES",
"he-IL",
"hi-IN",
"hr-HR",
"hu-HU",
"hy-AM",
"id-ID",
"is-IS",
"it-IT",
"ja-JP",
"kk-KZ",
"kn-IN",
"ko-KR",
"lt-LT",
"lv-LV",
"mk-MK",
"mr-IN",
"ms-MY",
"ne-NP",
"nl-BE",
"nl-NL",
"no-NO",
"pl-PL",
"pt-BR",
"pt-PT",
"ro-RO",
"ru-RU",
"sk-SK",
"sl-SI",
"sr-RS",
"sv-SE",
"sw-KE",
"ta-IN",
"th-TH",
"tr-TR",
"uk-UA",
"ur-IN",
"vi-VN",
"yue-CN",
"zh-CN"
],
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Language",
"description": "BCP-47 locale that drives the agent's speech recognition and pronunciation. Defaults to 'en-US'. See the enum for the full set of supported codes."
},
"modelTier": {
"enum": [
"turbo",
"balanced",
"max"
],
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Modeltier"
},
"voiceMode": {
"enum": [
"webhook",
"hosted"
],
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Voicemode"
},
"voiceSpeed": {
"anyOf": [
{
"type": "number",
"maximum": 2,
"minimum": 0.5
},
{
"type": "null"
}
],
"title": "Voicespeed",
"description": "Voice speed multiplier. 1.0 is normal pace; lower values slow speech (0.5 is half speed), higher values speed it up (2.0 is double). Range 0.5 to 2.0."
},
"customTools": {
"anyOf": [
{
"type": "array",
"items": {
"type": "object",
"title": "CustomToolParam",
"required": [
"name",
"description",
"url"
],
"properties": {
"url": {
"type": "string",
"title": "Url",
"description": "HTTPS endpoint the voice provider calls when the agent invokes this tool."
},
"name": {
"type": "string",
"title": "Name",
"description": "Function name the agent calls. Letters, numbers, underscores, hyphens; max 64 chars. Must be unique and not a reserved built-in name."
},
"method": {
"enum": [
"GET",
"POST"
],
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Method",
"description": "HTTP method. Defaults to POST."
},
"headers": {
"anyOf": [
{
"type": "object",
"additionalProperties": {
"type": "string"
}
},
{
"type": "null"
}
],
"title": "Headers",
"description": "Optional HTTP headers sent with the request (e.g. an Authorization token for your endpoint)."
},
"timeoutMs": {
"anyOf": [
{
"type": "integer",
"maximum": 120000,
"minimum": 1000
},
{
"type": "null"
}
],
"title": "Timeoutms",
"description": "How long to wait for your endpoint before giving up. Range 1000-120000 ms."
},
"parameters": {
"anyOf": [
{
"type": "object"
},
{
"type": "null"
}
],
"title": "Parameters",
"description": "JSON Schema object describing the arguments the agent fills in. Omit for a no-argument tool."
},
"description": {
"type": "string",
"title": "Description",
"description": "What the tool does and when to use it. The agent relies on this to decide when to call it."
},
"executionMessage": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Executionmessage",
"description": "What the agent says while the tool runs (used when speakDuringExecution is true)."
},
"speakDuringExecution": {
"anyOf": [
{
"type": "boolean"
},
{
"type": "null"
}
],
"title": "Speakduringexecution",
"description": "When true, the agent speaks executionMessage while the tool runs."
}
}
}
},
{
"type": "null"
}
],
"title": "Customtools",
"description": "Hosted-mode only. User-defined function tools the agent can call during a call (look up a record, save call notes, etc.). Each points at your HTTPS endpoint; the voice provider invokes it and feeds the JSON response back to the agent. Ignored in webhook mode. Maximum 20 tools."
},
"description": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Description"
},
"ambientSound": {
"enum": [
"none",
"office",
"coffee-shop",
"outdoor"
],
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Ambientsound",
"description": "Background ambience to mask synthetic silence between turns. 'none' disables; 'office', 'coffee-shop', 'outdoor' enable a quiet bed."
},
"beginMessage": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Beginmessage"
},
"maxSilenceMs": {
"anyOf": [
{
"type": "integer",
"maximum": 3600000,
"minimum": 10000
},
{
"type": "null"
}
],
"title": "Maxsilencems",
"description": "Hang up the call after this many milliseconds of caller silence. Default 600000 (10 min). Raise for IVR/hold-music workflows; lower to fail fast on dead lines. Range 10000 (10s) to 3600000 (1 hour)."
},
"systemPrompt": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Systemprompt"
},
"denoisingMode": {
"enum": [
"noise-cancellation",
"noise-and-background-speech-cancellation"
],
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Denoisingmode",
"description": "Audio denoising. 'noise-cancellation' (default) handles general noise. 'noise-and-background-speech-cancellation' is more aggressive for callers in cars, cafes, or near TVs."
},
"transferNumber": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Transfernumber"
},
"enableMessaging": {
"anyOf": [
{
"type": "boolean"
},
{
"type": "null"
}
],
"title": "Enablemessaging",
"description": "When true, hosted-mode agents can send and read SMS/iMessage during calls. Defaults to true."
},
"voicemailMessage": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Voicemailmessage"
},
"enableBackchannel": {
"anyOf": [
{
"type": "boolean"
},
{
"type": "null"
}
],
"title": "Enablebackchannel",
"description": "When true, the agent interjects short filler words like 'uh-huh' or 'mhmm' during longer caller utterances. Set false to keep the agent silent while the caller is speaking. Defaults to true."
},
"callScreeningPurpose": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Callscreeningpurpose"
},
"callScreeningIdentity": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Callscreeningidentity"
},
"interruptionSensitivity": {
"anyOf": [
{
"type": "number",
"maximum": 1,
"minimum": 0
},
{
"type": "null"
}
],
"title": "Interruptionsensitivity",
"description": "How easily callers can interrupt the agent. 0 means the agent is never interrupted, 1 means the agent stops at the first sound. Default 0.8. Range 0.0 to 1.0."
}
}
},
"type": "http",
"method": "POST",
"bodyType": "json"
}Output schema
{
"type": "object",
"title": "AgentResponse",
"required": [
"id",
"name",
"description",
"voiceMode",
"voice",
"createdAt"
],
"properties": {
"id": {
"type": "string",
"title": "Id"
},
"name": {
"type": "string",
"title": "Name"
},
"voice": {
"type": "string",
"title": "Voice"
},
"numbers": {
"anyOf": [
{
"type": "array",
"items": {
"type": "object",
"title": "AgentNumberResponse",
"required": [
"id",
"phoneNumber",
"status"
],
"properties": {
"id": {
"type": "string",
"title": "Id"
},
"type": {
"type": "string",
"title": "Type",
"default": "sms"
},
"status": {
"type": "string",
"title": "Status"
},
"phoneNumber": {
"type": "string",
"title": "Phonenumber"
}
}
}
},
{
"type": "null"
}
],
"title": "Numbers"
},
"sttMode": {
"enum": [
"fast",
"accurate"
],
"type": "string",
"title": "Sttmode",
"default": "fast",
"description": "Speech-to-text mode. 'fast' optimizes for latency, 'accurate' optimizes for transcription accuracy (~200ms additional latency)."
},
"language": {
"type": "string",
"title": "Language",
"default": "en-US",
"description": "BCP-47 locale that drives the agent's speech recognition and pronunciation. Defaults to 'en-US'."
},
"createdAt": {
"type": "string",
"title": "Createdat",
"format": "date-time"
},
"modelTier": {
"enum": [
"turbo",
"balanced",
"max"
],
"type": "string",
"title": "Modeltier",
"default": "balanced"
},
"voiceMode": {
"enum": [
"webhook",
"hosted"
],
"type": "string",
"title": "Voicemode"
},
"voiceSpeed": {
"type": "number",
"title": "Voicespeed",
"default": 1,
"description": "Voice speed multiplier. Range 0.5 to 2.0. Default 1.0."
},
"customTools": {
"anyOf": [
{
"type": "array",
"items": {
"type": "object"
}
},
{
"type": "null"
}
],
"title": "Customtools"
},
"description": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Description"
},
"ambientSound": {
"enum": [
"none",
"office",
"coffee-shop",
"outdoor"
],
"type": "string",
"title": "Ambientsound",
"default": "none",
"description": "Background ambience to mask synthetic silence between turns. 'none' disables; 'office', 'coffee-shop', 'outdoor' enable a quiet bed."
},
"beginMessage": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Beginmessage"
},
"maxSilenceMs": {
"type": "integer",
"title": "Maxsilencems",
"default": 600000,
"description": "Hang up the call after this many milliseconds of caller silence. Range 10000 (10s) to 3600000 (1 hour). Default 600000 (10 min)."
},
"systemPrompt": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Systemprompt"
},
"denoisingMode": {
"enum": [
"noise-cancellation",
"noise-and-background-speech-cancellation"
],
"type": "string",
"title": "Denoisingmode",
"default": "noise-cancellation",
"description": "Audio denoising. 'noise-cancellation' (default) handles general noise. 'noise-and-background-speech-cancellation' is more aggressive for callers in cars, cafes, or near TVs."
},
"transferNumber": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Transfernumber"
},
"enableMessaging": {
"type": "boolean",
"title": "Enablemessaging",
"default": true
},
"voicemailMessage": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Voicemailmessage"
},
"enableBackchannel": {
"type": "boolean",
"title": "Enablebackchannel",
"default": true,
"description": "When true, the agent interjects short filler words like 'uh-huh' or 'mhmm' during longer caller utterances. Defaults to true."
},
"callScreeningPurpose": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Callscreeningpurpose"
},
"callScreeningIdentity": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Callscreeningidentity"
},
"interruptionSensitivity": {
"type": "number",
"title": "Interruptionsensitivity",
"default": 0.8,
"description": "How easily callers can interrupt the agent. Range 0.0 to 1.0. Default 0.8."
}
}
}