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| og:image:alt | Summary
Adds first-class SDK support for MCP Server Cards (SEP-2127) under the experimental namespaces, so:
servers can quickly generate a card from their identity and hand it to Starlette for ser... |
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| May 26, 2026 | https://github.com/modelcontextprotocol/python-sdk/pull/2696#issue-4526442445 |
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May 30, 2026
| https://github.com/modelcontextprotocol/python-sdk/pull/2696#ref-issue-4555908495 |
|
Track reference implementation for SEP-2127: python-sdk#2951 (finalize before advancing the SEP)
modelcontextprotocol/experimental-ext-server-card#16
| https://github.com/modelcontextprotocol/experimental-ext-server-card/issues/16 |
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| Replace well-known server card discovery with AI Catalog discovery | https://github.com/modelcontextprotocol/python-sdk/pull/2696/commits/dc49dd795a3c33c148e5ceace7460682d4dd325f |
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Jun 3, 2026
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View reviewed changes
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| src/mcp/server/experimental/server_card.py | https://github.com/modelcontextprotocol/python-sdk/pull/2696/files/dc49dd795a3c33c148e5ceace7460682d4dd325f#diff-22220ad3ae11b5f8b5caa9acad4f48c6567490e3662af7b0052d00a433f7d21f |
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| Jun 3, 2026 | https://github.com/modelcontextprotocol/python-sdk/pull/2696#discussion_r3348288166 |
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Jun 8, 2026
| https://github.com/modelcontextprotocol/python-sdk/pull/2696#ref-pullrequest-4609153371 |
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SEP-2127: refactor to Extensions Track charter (delegate spec to experimental-ext-server-card)
modelcontextprotocol/modelcontextprotocol#2893
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Jun 22, 2026
| https://github.com/modelcontextprotocol/python-sdk/pull/2696#ref-pullrequest-4720025945 |
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Add experimental Server Cards support (SEP-2127)
#2951
| https://github.com/modelcontextprotocol/python-sdk/pull/2951 |
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Jun 22, 2026
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| Align experimental Server Cards with SEP-2127 v1 schema | https://github.com/SamMorrowDrums/python-sdk/commit/e0870809ea04640b1733068d715e274608ca3e4a |
| e087080 | https://github.com/SamMorrowDrums/python-sdk/commit/e0870809ea04640b1733068d715e274608ca3e4a |
| modelcontextprotocol#2696 | https://github.com/modelcontextprotocol/python-sdk/pull/2696 |
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Jun 22, 2026
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| Align experimental Server Cards with SEP-2127 v1 schema | https://github.com/SamMorrowDrums/python-sdk/commit/ac79b6fa34754b80475b3106d5c02749bd54e461 |
| ac79b6f | https://github.com/SamMorrowDrums/python-sdk/commit/ac79b6fa34754b80475b3106d5c02749bd54e461 |
| modelcontextprotocol#2696 | https://github.com/modelcontextprotocol/python-sdk/pull/2696 |
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Jun 22, 2026
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| Align experimental Server Cards with SEP-2127 v1 schema | https://github.com/SamMorrowDrums/python-sdk/commit/254b791f2c5cc8079508830dd37ea5aaa806c5e1 |
| 254b791 | https://github.com/SamMorrowDrums/python-sdk/commit/254b791f2c5cc8079508830dd37ea5aaa806c5e1 |
| modelcontextprotocol#2696 | https://github.com/modelcontextprotocol/python-sdk/pull/2696 |
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Jun 22, 2026
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| 321181b | https://github.com/SamMorrowDrums/python-sdk/commit/321181b055d94cf843a8721dc44975d062da58ea |
| modelcontextprotocol#2696 | https://github.com/modelcontextprotocol/python-sdk/pull/2696 |
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| Jun 23, 2026 | https://github.com/modelcontextprotocol/python-sdk/pull/2696#issuecomment-4781418589 |
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| #2951 | https://github.com/modelcontextprotocol/python-sdk/pull/2951 |
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| 9d51af8 | https://github.com/SamMorrowDrums/python-sdk/commit/9d51af81b4687216a3fab48cde3d3b739284d947 |
| modelcontextprotocol#2696 | https://github.com/modelcontextprotocol/python-sdk/pull/2696 |
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