Provenance
44 distinct extensions were invented to do this job. Each one is a provider deciding OpenAPI would not carry something and building their own way through. Where a job has many names and few uses each, nobody won — the problem was solved privately, over and over.
44 extensions
3691 occurrences
3 vendor-named
The extensions
| Extension | What it appears to do | Uses | Providers |
|---|---|---|---|
| x-provenance | `x-provenance` appears in the info block and at the root of the document. Its value is a structured object. Used by 308 providers across 1,193 OpenAPI documents. Consistent with provenance — this is i | 1231 | 308 |
| x-origin | `x-origin` appears in the info block. Its value is a list. Used by 133 providers across 517 OpenAPI documents. Observed values include `origin`. Consistent with provenance — this is inferred from wher | 519 | 133 |
| x-origin-scopes | `x-origin-scopes` appears on operations. Its value is a structured object. Used by 2 providers across 3 OpenAPI documents. Consistent with provenance — this is inferred from where the key appears and | 315 | 2 |
| x-synonyms | `x-synonyms` appears on operations. Its value is a list. Used by a single provider across 1 OpenAPI document. Consistent with provenance — this is inferred from where the key appears and what it carri | 244 | 1 |
| x-originalParamName | `x-originalParamName` appears on request bodies. Its value is a string. Used by 6 providers across 6 OpenAPI documents. Observed values include `payload`, `body`, `update`, `value`. Consistent with pr | 230 | 6 |
| x-derived-from | `x-derived-from` appears in the info block. Its value is a structured object. Used by 13 providers across 152 OpenAPI documents. Consistent with provenance — this is inferred from where the key appear | 165 | 13 |
| x-usedIn | `x-usedIn` appears on schema objects and properties. Its value is a list. Used by a single provider across 3 OpenAPI documents. Consistent with provenance — this is inferred from where the key appears | 164 | 1 |
| x-generated-from | `x-generated-from` appears in the info block and at the root of the document. Its value is a string. Used by 69 providers across 151 OpenAPI documents. Observed values include `documentation`, `postma | 151 | 69 |
| x-enum-origin | `x-enum-origin` appears on schema objects and properties. Its value is a string. Used by a single provider across 1 OpenAPI document. Observed values include `MX.iucnStatuses`, `MKV.externalPopulation | 86 | 1 |
| x-generated-by | `x-generated-by` appears in the info block and at the root of the document. Its value is a string. Used by 50 providers across 83 OpenAPI documents. Observed values include `claude-crawl-2026-05-08`, | 83 | 50 |
| x-apievangelist-provenance | `x-apievangelist-provenance` appears in the info block. Its value is a structured object. Used by 23 providers across 82 OpenAPI documents. Consistent with provenance — this is inferred from where the | 82 | 23 |
| x-source-url | `x-source-url` appears in the info block. Its value is a string. Used by 22 providers across 66 OpenAPI documents. Observed values include `https://developer.finalcad.com/`, `https://api-docs.yugabyte | 66 | 22 |
| x-api-evangelist-provenance | `x-api-evangelist-provenance` appears in the info block. Its value is a structured object. Used by 21 providers across 61 OpenAPI documents. Consistent with provenance — this is inferred from where th | 61 | 21 |
| x-harvested | `x-harvested` appears in the info block and at the root of the document. Its value is a string. Used by 9 providers across 52 OpenAPI documents. Observed values include `2026-09-04`, `2026-09-05`, `20 | 52 | 9 |
|
x-konfig-is-used-in-successful-response
vendor |
`x-konfig-is-used-in-successful-response` appears on schema objects and properties. Its value is a boolean flag. Used by a single provider across 1 OpenAPI document. It sits in the `x-konfig-` namespa | 51 | 1 |
| x-origin-webhook-events | `x-origin-webhook-events` appears on schema objects and properties. Its value is a list. Used by 2 providers across 3 OpenAPI documents. Consistent with provenance — this is inferred from where the ke | 51 | 2 |
| x-harvested-note | `x-harvested-note` appears at the root of the document. Its value is a string. Used by a single provider across 26 OpenAPI documents. Observed values include `Verbatim OpenAPI 3.1 design export from t | 26 | 1 |
| x-source-pages | `x-source-pages` appears at the root of the document. Its value is a list. Used by a single provider across 17 OpenAPI documents. Consistent with provenance — this is inferred from where the key appea | 17 | 1 |
| x-harvest | `x-harvest` appears at the root of the document. Its value is a structured object. Used by 3 providers across 15 OpenAPI documents. Consistent with provenance — this is inferred from where the key app | 15 | 3 |
| x-harvest-method | `x-harvest-method` appears in the info block. Its value is a string. Used by 2 providers across 13 OpenAPI documents. Observed values include `searched`. Consistent with provenance — this is inferred | 13 | 2 |
| x-apievangelist-derived-from | `x-apievangelist-derived-from` appears in the info block. Its value is a string. Used by 7 providers across 8 OpenAPI documents. Observed values include `https://aerinmedical.com/wp-json/ (live route | 8 | 7 |
| x-apis-io-harvested | `x-apis-io-harvested` appears in the info block. Its value is a string. Used by a single provider across 8 OpenAPI documents. Observed values include `2026-09-05`. Consistent with provenance — this is | 8 | 1 |
| x-apisjson-source | `x-apisjson-source` appears in the info block. Its value is a string. Used by 8 providers across 8 OpenAPI documents. Observed values include `https://partner.calm.com/docs/api`, `https://apidocs.pers | 8 | 8 |
| x-Provenance | `x-Provenance` appears on response objects. Its value is a structured object. Used by a single provider across 5 OpenAPI documents. Consistent with provenance — this is inferred from where the key app | 6 | 1 |
| x-harvested-from | `x-harvested-from` appears in the info block. Its value is a string. Used by 4 providers across 6 OpenAPI documents. Observed values include `Mintlify per-page OpenAPI slices on docs.gmicloud.ai/api-r | 6 | 4 |
|
x-konfig-is-used-in-non-successful-response
vendor |
`x-konfig-is-used-in-non-successful-response` appears on schema objects and properties. Its value is a boolean flag. Used by a single provider across 1 OpenAPI document. It sits in the `x-konfig-` nam | 6 | 1 |
| x-modeled-from | `x-modeled-from` appears in the info block and at the root of the document. Its value is a string. Used by 4 providers across 4 OpenAPI documents. Observed values include `https://doc.advance.ai/`, `h | 4 | 4 |
| x-apis-io-provenance | `x-apis-io-provenance` appears in the info block. Its value is a structured object. Used by 3 providers across 3 OpenAPI documents. Consistent with provenance — this is inferred from where the key app | 3 | 3 |
| x-api-evangelist-derived-from | `x-api-evangelist-derived-from` appears in the info block. Its value is a string. Used by 2 providers across 2 OpenAPI documents. Observed values include `https://api-docs.hacknotice.com`, `https://gi | 2 | 2 |
| x-api-evangelist-harvested | `x-api-evangelist-harvested` appears in the info block. Its value is a string. Used by a single provider across 2 OpenAPI documents. Observed values include `2026-09-17`. Consistent with provenance — | 2 | 1 |
| x-artifact-provenance | `x-artifact-provenance` appears in the info block. Its value is a structured object. Used by a single provider across 2 OpenAPI documents. Consistent with provenance — this is inferred from where the | 2 | 1 |
| x-provenance-note | `x-provenance-note` appears at the root of the document and in the info block. Its value is a structured object. Used by 2 providers across 2 OpenAPI documents. Consistent with provenance — this is in | 2 | 2 |
| x-api-evangelist-harvest | `x-api-evangelist-harvest` appears in the info block. Its value is a structured object. Used by a single provider across 1 OpenAPI document. Consistent with provenance — this is inferred from where th | 1 | 1 |
| x-apievangelist-harvested | `x-apievangelist-harvested` appears in the info block. Its value is a string. Used by a single provider across 1 OpenAPI document. Observed values include `2026-07-20`. Consistent with provenance — th | 1 | 1 |
| x-apis-json-derived-from | `x-apis-json-derived-from` appears in the info block. Its value is a string. Used by a single provider across 1 OpenAPI document. Observed values include `https://banking-docs.kanastra.com.br/ (public | 1 | 1 |
| x-apisjson-derived-from | `x-apisjson-derived-from` appears in the info block. Its value is a string. Used by a single provider across 1 OpenAPI document. Observed values include `postman/qgenda-collection.json`. Consistent wi | 1 | 1 |
| x-harvested-by | `x-harvested-by` appears in the info block. Its value is a string. Used by a single provider across 1 OpenAPI document. Observed values include `API Evangelist enrichment pipeline`. Consistent with pr | 1 | 1 |
| x-harvested-on | `x-harvested-on` appears in the info block. Its value is a string. Used by a single provider across 1 OpenAPI document. Observed values include `2026-08-14`. Consistent with provenance — this is infer | 1 | 1 |
| x-humanmirror-provenance | `x-humanmirror-provenance` appears at the root of the document. Its value is a structured object. Used by a single provider across 1 OpenAPI document. Consistent with provenance — this is inferred fro | 1 | 1 |
| x-jentic-source-url | `x-jentic-source-url` appears in the info block. Its value is a string. Used by a single provider across 1 OpenAPI document. Observed values include `https://api.hypixel.net/`. Consistent with provena | 1 | 1 |
|
x-ms-generated-by
vendor |
`x-ms-generated-by` appears in the info block. Its value is a structured object. Used by a single provider across 1 OpenAPI document. It sits in the `x-ms-` namespace, so its meaning is defined by ms | 1 | 1 |
| x-provenance-method | `x-provenance-method` appears in the info block. Its value is a string. Used by a single provider across 1 OpenAPI document. Observed values include `derived`. Consistent with provenance — this is inf | 1 | 1 |
| x-schema-provenance | `x-schema-provenance` appears on schema objects and properties. Its value is a string. Used by a single provider across 1 OpenAPI document. Observed values include `Partially verified. Live anonymous | 1 | 1 |
| x-servers-provenance | `x-servers-provenance` appears in the info block. Its value is a string. Used by a single provider across 1 OpenAPI document. Observed values include `servers[] absent from the GitHub-published source | 1 | 1 |