Resources / Schema library

Pre-built JSON Schema guardrails

Paste any template into Schema Rules to start validating model output on the proxy. Every template is strict by default — unknown keys and missing fields are flagged before the response reaches your app.

7 of 7 templates

Summary with citations

Structured Outputs

Strict summary object with required citation array and bounded confidence score.

structured-summary.json

{
  "name": "summary_with_citations",
  "strict": true,
  "schema": {
    "type": "object",
    "additionalProperties": false,
    "required": ["summary", "citations", "confidence"],
    "properties": {
      "summary": { "type": "string", "maxLength": 1200 },
      "citations": {
        "type": "array",
        "minItems": 1,
        "items": {
          "type": "object",
          "additionalProperties": false,
          "required": ["source_id", "quote"],
          "properties": {
            "source_id": { "type": "string" },
            "quote": { "type": "string" }
          }
        }
      },
      "confidence": { "type": "number", "minimum": 0, "maximum": 1 }
    }
  }
}

#summary#citations#strict

Single tool invocation

Function Calling

Guards a tool name against an enum and validates the argument bag shape.

tool-call.json

{
  "name": "tool_invocation",
  "strict": true,
  "schema": {
    "type": "object",
    "additionalProperties": false,
    "required": ["tool", "arguments"],
    "properties": {
      "tool": {
        "type": "string",
        "enum": ["search_docs", "create_ticket", "send_email"]
      },
      "arguments": { "type": "object" },
      "reasoning": { "type": "string", "maxLength": 400 }
    }
  }
}

#tools#enum#arguments

Multi-step tool plan

Function Calling

Ordered plan of tool calls with dependency ids — catches truncated plans early.

tool-plan.json

{
  "name": "tool_plan",
  "strict": true,
  "schema": {
    "type": "object",
    "additionalProperties": false,
    "required": ["steps"],
    "properties": {
      "steps": {
        "type": "array",
        "minItems": 1,
        "maxItems": 10,
        "items": {
          "type": "object",
          "additionalProperties": false,
          "required": ["id", "tool", "arguments"],
          "properties": {
            "id": { "type": "string" },
            "tool": { "type": "string" },
            "arguments": { "type": "object" },
            "depends_on": { "type": "array", "items": { "type": "string" } }
          }
        }
      }
    }
  }
}

#agents#plan#array

Invoice extraction

Extraction

Line items, totals and ISO dates with nullable fields instead of hallucinated values.

invoice-extraction.json

{
  "name": "invoice_extraction",
  "strict": true,
  "schema": {
    "type": "object",
    "additionalProperties": false,
    "required": ["invoice_number", "issued_at", "currency", "line_items", "total"],
    "properties": {
      "invoice_number": { "type": ["string", "null"] },
      "issued_at": { "type": ["string", "null"], "format": "date" },
      "currency": { "type": "string", "pattern": "^[A-Z]{3}$" },
      "line_items": {
        "type": "array",
        "items": {
          "type": "object",
          "additionalProperties": false,
          "required": ["description", "quantity", "unit_price"],
          "properties": {
            "description": { "type": "string" },
            "quantity": { "type": "number", "minimum": 0 },
            "unit_price": { "type": "number", "minimum": 0 }
          }
        }
      },
      "total": { "type": "number", "minimum": 0 }
    }
  }
}

#documents#invoice#nullable

Contact & entity extraction

Extraction

Emails and phone numbers validated by pattern so downstream jobs never break.

contact-extraction.json

{
  "name": "contact_extraction",
  "strict": true,
  "schema": {
    "type": "object",
    "additionalProperties": false,
    "required": ["people"],
    "properties": {
      "people": {
        "type": "array",
        "items": {
          "type": "object",
          "additionalProperties": false,
          "required": ["full_name"],
          "properties": {
            "full_name": { "type": "string", "minLength": 2 },
            "email": { "type": ["string", "null"], "format": "email" },
            "phone": { "type": ["string", "null"], "pattern": "^[+0-9 ()-]{7,20}$" },
            "company": { "type": ["string", "null"] }
          }
        }
      }
    }
  }
}

#pii#regex#entities

Intent + sentiment classification

Classification

Closed enums for label drift protection, with a required confidence band.

intent-classification.json

{
  "name": "intent_classification",
  "strict": true,
  "schema": {
    "type": "object",
    "additionalProperties": false,
    "required": ["intent", "sentiment", "confidence"],
    "properties": {
      "intent": {
        "type": "string",
        "enum": ["billing", "bug_report", "feature_request", "churn_risk", "other"]
      },
      "sentiment": { "type": "string", "enum": ["positive", "neutral", "negative"] },
      "confidence": { "type": "number", "minimum": 0, "maximum": 1 },
      "escalate": { "type": "boolean" }
    }
  }
}

#routing#enum#sentiment

Moderation gate

Structured Outputs

Boolean gate plus reason codes — safe to branch on without string parsing.

moderation-gate.json

{
  "name": "moderation_gate",
  "strict": true,
  "schema": {
    "type": "object",
    "additionalProperties": false,
    "required": ["allowed", "reason_codes"],
    "properties": {
      "allowed": { "type": "boolean" },
      "reason_codes": {
        "type": "array",
        "items": {
          "type": "string",
          "enum": ["pii", "self_harm", "violence", "spam", "off_topic"]
        }
      },
      "notes": { "type": "string", "maxLength": 300 }
    }
  }
}

#safety#boolean#codes