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{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"$id": "https://agent-call.local/contracts/ai-config.schema.json",
"title": "Immutable AI agent version",
"type": "object",
"additionalProperties": false,
"required": ["agent_version_id", "immutable", "llm", "prompt", "tts", "asr", "conversation"],
"properties": {
"agent_version_id": {"type": "string", "pattern": "^[A-Za-z0-9][A-Za-z0-9._-]{0,127}$"},
"immutable": {"const": true},
"llm": {
"type": "object",
"additionalProperties": false,
"required": ["provider_ref", "model"],
"properties": {
"provider_ref": {"type": "string", "minLength": 1, "maxLength": 128},
"credential_ref": {"type": "string", "minLength": 1, "maxLength": 128},
"model": {"type": "string", "minLength": 1, "maxLength": 128},
"temperature": {"type": "number", "minimum": 0, "maximum": 2},
"max_tokens": {"type": "integer", "minimum": 1},
"timeout_ms": {"type": "integer", "minimum": 1}
}
},
"prompt": {
"type": "object",
"additionalProperties": false,
"required": ["text", "allowed_variables"],
"properties": {
"text": {"type": "string", "minLength": 1, "maxLength": 32768},
"allowed_variables": {
"type": "array",
"maxItems": 32,
"items": {"type": "string", "pattern": "^[A-Za-z_][A-Za-z0-9_]*$"}
},
"max_bytes": {"type": "integer", "minimum": 1, "maximum": 32768}
}
},
"tts": {
"type": "object",
"additionalProperties": false,
"required": ["provider_ref", "model", "voice", "format"],
"properties": {
"provider_ref": {"type": "string", "minLength": 1, "maxLength": 128},
"credential_ref": {"type": "string", "minLength": 1, "maxLength": 128},
"model": {"type": "string", "minLength": 1, "maxLength": 128},
"voice": {"type": "string", "minLength": 1, "maxLength": 128},
"speed": {"type": "number", "minimum": 0.25, "maximum": 3},
"timeout_ms": {"type": "integer", "minimum": 1},
"format": {
"type": "object",
"additionalProperties": false,
"required": ["encoding", "sample_rate_hz", "channels"],
"properties": {
"encoding": {"enum": ["pcm_s16le", "pcma"]},
"sample_rate_hz": {"type": "integer", "minimum": 8000, "maximum": 48000},
"channels": {"const": 1}
}
}
}
},
"asr": {
"type": "object",
"additionalProperties": false,
"required": ["provider_ref", "language", "input"],
"properties": {
"provider_ref": {"type": "string", "minLength": 1, "maxLength": 128},
"credential_ref": {"type": "string", "minLength": 1, "maxLength": 128},
"model": {"type": "string", "minLength": 1, "maxLength": 128},
"language": {"type": "string", "minLength": 1, "maxLength": 32},
"interim": {"type": "boolean"},
"timeout_ms": {"type": "integer", "minimum": 1},
"input": {
"type": "object",
"additionalProperties": false,
"required": ["encoding", "sample_rate_hz", "channels", "sample_width_bytes"],
"properties": {
"encoding": {"const": "pcm_s16le"},
"sample_rate_hz": {"type": "integer", "minimum": 8000, "maximum": 48000},
"channels": {"const": 1},
"sample_width_bytes": {"const": 2}
}
}
}
},
"conversation": {
"type": "object",
"additionalProperties": false,
"required": ["opening", "allow_interrupt", "silence_timeout_ms", "max_duration_ms", "max_turns", "sentence_max_chars", "max_pending_audio_chunks"],
"properties": {
"opening": {"type": "string", "maxLength": 32768},
"allow_interrupt": {"type": "boolean"},
"silence_timeout_ms": {"type": "integer", "minimum": 1},
"max_duration_ms": {"type": "integer", "minimum": 1, "maximum": 3600000},
"max_turns": {"type": "integer", "minimum": 1, "maximum": 1000},
"sentence_max_chars": {"type": "integer", "minimum": 1},
"max_pending_audio_chunks": {"type": "integer", "minimum": 1}
}
},
"metadata": {"type": "object", "additionalProperties": true}
}
}