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modelcontextprotocol
python-sdk
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Pass json-schema-ref-no-deref conformance scenario (SEP-2106)
- #2924
#2924
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Kludex
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modelcontextprotocol/python-sdk:main
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modelcontextprotocol/python-sdk:sep-2106-json-schema-ref
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Jun 20, 2026
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Pass json-schema-ref-no-deref conformance scenario (SEP-2106)
#2924
Kludex
merged 12 commits into
main
modelcontextprotocol/python-sdk:main
from
sep-2106-json-schema-ref
modelcontextprotocol/python-sdk:sep-2106-json-schema-ref
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Commits on Jun 20, 2026
Reject external JSON Schema $ref in tool schemas (SEP-2106)
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Drop conformance burn-down and migration docs from this PR
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Reject external $ref via the tool schema generator
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Inline the tool schema generator into func_metadata
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Make ExternalSchemaRefError a hard error, not a ValueError
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Burn down json-schema-ref-no-deref conformance scenario
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Align SEP-2106 $ref handling to the spec
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Reuse the initialize handler for json-schema-ref-no-deref
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Give json-schema-ref-no-deref its own handler
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Merge remote-tracking branch 'origin/main' into sep-2106-json-schema-ref
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Guard the no-deref test with a socket tripwire
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Drop the Python no-deref unit test
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