DOI Handle: Resolve a DOI Record

doihandle/resolve-doi

Returns the full Handle System record for a DOI from the DOI Foundation's resolver: every typed value stored under the handle, including the URL it currently resolves to, with indexes, cache lifetimes and last-changed timestamps. Reads the resolver's cached values. Data from the DOI Foundation, served by Eden Engine; not an official DOI Foundation product.

activeper callv1

Price

$0.0026 per call

You pay the price shown. If a call turns out to cost more than its quote, you pay the actual price, capped at twice the quote. No monthly minimum. Top-ups start at $0.50.

Data source

DOI Foundation

Handle records from the DOI Foundation's DOI proxy (doi.org). The DOI Foundation licenses the content of its site under CC BY 4.0 (creativecommons.org/licenses/by/4.0/); credit: "DOI Foundation". DOI(R), DOI.ORG(R) and shortDOI(R) are trademarks of the DOI Foundation. Passed through unmodified. Served by Eden Engine; not an official DOI Foundation product.

Use it

Five steps: search, inspect, learn, run, settle. No per-tool setup; your agent reaches this tool through the meta-tools it already has.

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agent

// 1. search: find the tool
omnial_search({ query: "what you need" })

// 2. inspect: price and input schema
omnial_inspect({ tool: "doihandle/resolve-doi" })

// 3. learn: read the usage guide at runtime
omnial_learn({ tool: "doihandle/resolve-doi" })

// 4. run: price the exact call first, then run it
omnial_execute({ tool: "doihandle/resolve-doi", input: { /* see input_schema */ }, dry_run: true })
omnial_execute({ tool: "doihandle/resolve-doi", input: { /* ... */ } })

// 5. settle: the call is charged when it finishes, nothing to do

Not connected yet? Point your MCP client at https://mcp.eden-engine.com/mcp, then copy a config for your client.

Pricing

Every charge this tool can incur.

Charge	Price
Per call	$0.0026

Updated: Oct 21, 2026

Input and output schemas

Input schema

input_schema.json

{
  "type": "object",
  "required": [
    "doi"
  ],
  "properties": {
    "doi": {
      "type": "string",
      "pattern": "^10\\.[0-9]{4,9}(\\.[0-9]+)*/[A-Za-z0-9._;()/:+\\-]{1,200}$",
      "description": "The DOI, for example `10.1038/nature12373`: the `10.` prefix, a slash, then the suffix. Without the https://doi.org/ part."
    }
  },
  "additionalProperties": false
}

Output schema

output_schema.json

{
  "type": "object",
  "required": [
    "responseCode",
    "handle",
    "values"
  ],
  "properties": {
    "handle": {
      "type": "string",
      "description": "The handle as stored, for example 10.1038/nature12373."
    },
    "values": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "index",
          "type",
          "data"
        ],
        "properties": {
          "ttl": {
            "type": "integer",
            "description": "Seconds the value may be cached."
          },
          "data": {
            "type": "object",
            "description": "The value: a `format` and a `value` (a string for URL values, an object for HS_ADMIN).",
            "additionalProperties": true
          },
          "type": {
            "type": "string",
            "description": "The value type, for example URL or HS_ADMIN."
          },
          "index": {
            "type": "integer",
            "description": "The value's index within the handle."
          },
          "timestamp": {
            "type": "string",
            "description": "When the value was last changed (UTC)."
          }
        },
        "additionalProperties": true
      },
      "description": "The handle's values, one per index."
    },
    "responseCode": {
      "type": "integer",
      "description": "The Handle System response code; 1 is success."
    }
  },
  "description": "The handle record: its code, the handle, and the typed values stored under it.",
  "additionalProperties": true
}