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HomeDocsModel Context Protocol 29 Jul 2026
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SEP-1613: Establish JSON Schema 2020-12 as Default Dialect for MCP changedseps/1613-establish-json-schema-2020-12-as-default-dialect-f

Upstream edited this page at 29 Jul 2026 22:46 UTC, give or take a minute or two: the time comes from Anthropic’s own sitemap rather than from a commit. This site recorded the change at 28 Sep 2026 22:07 UTC.

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2020 requirements.
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23| Field | Value |
24| ------------- | ------------------------------------------------------------------------------- |
25| **SEP** | 1613 |
26| **Title** | Establish JSON Schema 2020-12 as Default Dialect for MCP |
27| **Status** | Final |
28| **Type** | Standards Track |
29| **Created** | 2025-10-06 |
30| **Author(s)** | Ola Hungerford |
31| **Sponsor** | None |
32| **PR** | [#1613](https://github.com/modelcontextprotocol/modelcontextprotocol/pull/1613) |
23| Field | Value |
24| - | - |
25| **SEP** | 1613 |
26| **Title** | Establish JSON Schema 2020-12 as Default Dialect for MCP |
27| **Status** | Final |
28| **Type** | Standards Track |
29| **Created** | 2025-10-06 |
30| **Author(s)** | Ola Hungerford |
31| **Sponsor** | None |
32| **PR** | [#1613](https://github.com/modelcontextprotocol/modelcontextprotocol/pull/1613) |
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