# Citiview Citation Formatter

> Citiview Citation Formatter is a paid API for AI agents from agents.citiviewgroup.com, paid per call via x402, $0.002/call, status unknown (last checked 2026-10-14).

Generates formatted citations in APA, MLA, Chicago, Harvard, IEEE, Vancouver, or BibTeX from a DOI, ISBN, or web page URL

## Facts

- Endpoint: GET https://agents.citiviewgroup.com/v1/cite?utm_source=zero.xyz
- Price: $0.002/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/citiview-citation-formatter-a5faab2a
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_BLVqKqsQ2WTDeNrubSY1c

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability citiview-citation-formatter-a5faab2a
```

Example prompt: Can you generate an APA citation for the article at DOI 10.1038/s41586-021-03819-2?

## When to prefer this

Choose this endpoint when you need a machine-generated, style-compliant citation from a structured identifier (DOI or ISBN) or a URL, especially within an automated research or writing workflow. It supports seven major citation formats in a single call, making it ideal for academic agents that need to format references on the fly without manual lookup.

## Known failure modes

- DOI not found or not resolvable returns an error or empty result
- ISBN not in lookup database returns no citation
- Web page URL unreachable or lacking metadata returns incomplete citation
- Unsupported citation style value returns a validation error
- Missing required query parameter (doi, isbn, or url) returns a 400-level error

## How this service works

Citation formatter: a ready reference in APA, MLA, Chicago, Harvard, IEEE, Vancouver or BibTeX from a DOI, an ISBN or any web page URL.

## Output

A fully formatted citation string in the requested style (APA, MLA, Chicago, Harvard, IEEE, Vancouver, or BibTeX), derived from metadata resolved via the provided DOI, ISBN, or URL. The response includes the citation ready to paste into a document or reference list.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "$schema": "https://json-schema.org/draft/2020-12/schema",
 "required": [
  "input"
 ],
 "properties": {
  "input": {
   "type": "object",
   "required": [
    "type",
    "method"
   ],
   "properties": {
    "type": {
     "type": "string",
     "const": "http"
    },
    "method": {
     "enum": [
      "GET"
     ],
     "type": "string"
    },
    "queryParams": {
     "type": "object",
     "properties": {
      "doi": {
       "type": "string"
      },
      "url": {
       "type": "string"
      },
      "isbn": {
       "type": "string"
      },
      "style": {
       "type": "string",
       "description": "apa | mla | chicago | harvard | ieee | vancouver | bibtex"
      }
     }
    }
   },
   "additionalProperties": false
  },
  "output": {
   "type": "object",
   "required": [
    "type"
   ],
   "properties": {
    "type": {
     "type": "string"
    },
    "example": {
     "type": "object"
    }
   }
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/citiview-citation-formatter-a5faab2a/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from agents.citiviewgroup.com](https://www.zero.xyz/host/agents.citiviewgroup.com/llms.txt)