---
title: "Retrieve provenance manifests and source catalogs"
method: GET
path: "/api/v1/benchmarks/sources"
tags: ["Benchmarks"]
---

# Retrieve provenance manifests and source catalogs

`GET /api/v1/benchmarks/sources`

## Request

- Base URL: `https://worldcastr.com`
- URL: `https://worldcastr.com/api/v1/benchmarks/sources`
- Auth: none required

Source catalogs, archive ledgers, and benchmark registry metadata with provenance-heavy fields. Use include_details=true to expand nested source lists.

## Query parameters

- `asset_id` string
- `include_details` boolean
- `format` 'json' | 'csv'

## Response `200`

Benchmark source manifests

- object
  - `manifest_count` integer
  - `filters` object
  - `manifests` BenchmarkSourceManifest[]
    - `asset_id` string, required
    - `manifest_type` string, required
    - `title` string, required
    - `support_level` string, required
    - `benchmark_role` string, required
    - `license_note` string, required
    - `publication_date` string, date, nullable
    - `retrieval_date` string, date, nullable
    - `data_snapshot_id` string, required
    - `model_version` string, nullable
    - `training_eligibility` 'benchmark_only' | 'consumer_feed' | 'training_candidate' | 'holdback', required
    - `summary` object, required
    - `details` object
    - `_links` object
  - `_links` object

## Other responses

- `404`: Unknown asset_id

---

[API](https://skmtc.dev/worldcastr/apis/worldcastr-api.md) · [All operations](https://skmtc.dev/worldcastr/apis/worldcastr-api/llms.txt) · [OpenAPI document](https://skmtc.dev/worldcastr/apis/worldcastr-api/revisions/2cf1606dc8e1?raw)