chore(deps): update dependency mcp to v1.21.0 #31

renovate · 2025-07-10T20:32:45Z

This PR contains the following updates:

Package	Change	Age	Confidence
mcp	`1.10.1` -> `1.21.0`

Release Notes

modelcontextprotocol/python-sdk (mcp)

`v1.21.0`

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What's Changed

docs: use article "an" before "MCP" instead of "a" by @koic in #1558
Update Starlette to 0.49.1 in uv.lock by @ColeMurray in #1559
Fix typo in ClientSessionGroup doc string by @inaku-Gyan in #1572
Implement SEP-985: OAuth Protected Resource Metadata discovery fallback by @cbcoutinho in #1548
Add --frozen flag to uv run commands in Claude config by @maxisbey in #1583
Add get_server_capabilities() to ClientSession by @crondinini-ant in #1588

New Contributors

@koic made their first contribution in #1558
@ColeMurray made their first contribution in #1559
@inaku-Gyan made their first contribution in #1572
@cbcoutinho made their first contribution in #1548
@crondinini-ant made their first contribution in #1588

Full Changelog: modelcontextprotocol/python-sdk@v1.20.0...v1.21.0

`v1.20.0`

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What's Changed

Relax Accept header requirement for JSON-only responses by @domdomegg in #1500
fix: replace deprecated dev-dependencies in examples/clients by @yukuanj in #1518
fix: Update spec links to new modelcontextprotocol.io location by @maxisbey in #1491
fix: Replace fixed sleep with active server readiness check in SSE tests by @maxisbey in #1526
fix: Replace arbitrary sleeps with active server readiness checks in tests by @maxisbey in #1527
Fix flaky timeout test in test_88_random_error by @maxisbey in #1525
fix: Replace remaining manual server polling with wait_for_server helper by @maxisbey in #1529
Implement RFC 7523 JWT flows by @LucaButBoring in #1247
Fix pyright error and replace wildcard import with explicit imports by @maxisbey in #1532
Fix auth client example URL handling for oauth provider by @pcarleton in #1549

New Contributors

@domdomegg made their first contribution in #1500
@pcarleton made their first contribution in #1549

Full Changelog: modelcontextprotocol/python-sdk@v1.19.0...v1.20.0

`v1.19.0`

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What's Changed

feat: add tool metadata in FastMCP.tool decorator by @mat-octave in #1463
Make client examples workspaces to reflect package code by @LucaButBoring in #1466
Expose RequestParams._meta in ClientSession.call_tool by @samchenatti in #1231
Allow CallToolResult to be returned directly to support _meta field for OpenAI Apps by @BrandonShar in #1459
fix: uv CVE-2025-62518 astral-tokio-tar issue GHSA-j5gw-2vrg-8fgx by @cclauss in #1505
fix: use proper dependency resolution in CI by @felixweinberger in #1507
Upgrade GitHub Actions by @cclauss in #1473
test: use errno.ENOENT for command not found assertion by @mingo1996 in #1498
Replace deprecated dev-dependencies with dependency-groups by @yukuanj in #1488
update uv to 0.9.5 by @maxisbey in #1510

New Contributors

@mat-octave made their first contribution in #1463
@samchenatti made their first contribution in #1231
@BrandonShar made their first contribution in #1459
@mingo1996 made their first contribution in #1498

Full Changelog: modelcontextprotocol/python-sdk@v1.18.0...v1.19.0

`v1.18.0`

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What's Changed

[client] Implement MCP OAuth scope selection and step-up authorization by @dogacancolak in #1324
Handles message type Exception in lowlevel/server.py _handle_message function. Mentioned as TODO on line 528. by @AishwaryaKalloli in #786
Fix workspace configuration error with structured_output_lowlevel.py by @felixweinberger in #1471
fix: Remove unnecessary constructor from ResourceServerSettings by @rocky-d in #1424
feat: add resource annotations support to FastMCP by @fennb in #1468
fix: send params as empty object for list methods without cursor by @felixweinberger in #1453
fix: Set the Server session initialization state immediately after respond… by @daamitt in #1478

New Contributors

@dogacancolak made their first contribution in #1324
@rocky-d made their first contribution in #1424
@fennb made their first contribution in #1468
@daamitt made their first contribution in #1478

Full Changelog: modelcontextprotocol/python-sdk@v1.17.0...v1.18.0

`v1.17.0`

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What's Changed

Add documentation structure by @Kludex in #1425
Add documentation about testing by @Kludex in #1426
Improve OAuth protected resource metadata URL construction per RFC 9728 by @shulkx in #1407
feat: add ability to remove tools by @brandonspark in #1322
Update README to link to Python SDK documentation by @felixweinberger in #1430
fix: update CLAUDE.md to remove auto-addition of reviewers. by @felixweinberger in #1431

New Contributors

@shulkx made their first contribution in #1407
@brandonspark made their first contribution in #1322

Full Changelog: modelcontextprotocol/python-sdk@v1.16.0...v1.17.0

`v1.16.0`

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What's Changed

Add error log for client stdio by @pengwa in #924
Accept additional response_types values from OAuth servers by @jonshea in #1323
Issue 1379 patch - Fix MCP server OAuth not working with Visual Studio Code and others with extra grant_types by @automaton82 in #1380
Add comprehensive Unicode tests for streamable HTTP transport by @pja-ant in #1381
Update Icon.sizes to use string array format by @pja-ant in #1411
Delete CODEOWNERS to eliminate notification overload by @felixweinberger in #1413
fix: fix the system message in simple-chatbot example by @yukuanj in #1394
fix: improve misleading warning for progress callback exceptions by @lorenzocesconetto in #775
fix: catch and rethrow SSEError during SSE connection establishment by @zhangch-ss in #975
Add icons support for ResourceTemplate by @pja-ant in #1412

New Contributors 🙏

@pengwa made their first contribution in #924
@jonshea made their first contribution in #1323
@automaton82 made their first contribution in #1380
@yukuanj made their first contribution in #1394
@zhangch-ss made their first contribution in #975

Full Changelog: modelcontextprotocol/python-sdk@1.15.0...v1.16.0

`v1.15.0`

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What's Changed

Return HTTP 403 for invalid Origin headers by @pja-ant in #1353
Add test for ProtectedResourceMetadataParsing by @yannj-fr in #1236
Fastmcp logging progress example by @stevebillings in #1270
feat: add paginated list decorators for prompts, resources, and tools by @maxisbey in #1286
Remove "unconditionally" from conditional description by @mssalvatore in #1289
Use streamable-http consistently in examples by @maxisbey in #1389
feat: Add SDK support for SEP-1034 default values in elicitation schemas by @chughtapan in #1337
Implementation of SEP 973 - Additional metadata + icons support by @pja-ant in #1357

New Contributors

@stevebillings made their first contribution in #1270
@mssalvatore made their first contribution in #1289

Full Changelog: modelcontextprotocol/python-sdk@v1.14.1...v1.15.0

`v1.14.1`

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What's Changed

fix(fastmcp): propagate mimeType in resource template list by @pchoudhury22 in #1186
fix: allow elicitations accepted without content by @owengo in #1285
Use --frozen in pre-commit config by @pja-ant in #1375

New Contributors

@pchoudhury22 made their first contribution in #1186
@owengo made their first contribution in #1285

Full Changelog: modelcontextprotocol/python-sdk@v1.14.0...v1.14.1

`v1.14.0`

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What's Changed

Added Audio to FastMCP by @dragonier23 in #1130
Fix: avoid uncessary retries in OAuth authenticated requests by @keurcien in #1206
Add PATHEXT to default STDIO env vars in windows by @timesler in #1256
fix: error too many values to unpack (expected 2) by @sandangel in #1279
SDK Parity: Avoid Parsing Server Response for non-JsonRPCMessage Requests by @justin-yi-wang in #1290
types: Setting default value for method: Literal by @sreenaths in #1292
changes structured temperature to not deadly by @monkeywithacupcake in #1328
Update simple-resource example to use non-deprecated read_resource return type by @pja-ant in #1331
docs: Update README to include link to API docs for #1329 by @reidg44 in #1330
Allow ping requests before initialization by @eleftherias in #1312
Python lint: Ruff rules for pylint and code complexity by @cclauss in #525
Fix context injection for resources and prompts by @dsp-ant in #1336

New Contributors 🙏

@dragonier23 made their first contribution in #1130
@keurcien made their first contribution in #1206
@timesler made their first contribution in #1256
@sandangel made their first contribution in #1279
@justin-yi-wang made their first contribution in #1290
@monkeywithacupcake made their first contribution in #1328
@pja-ant made their first contribution in #1331
@reidg44 made their first contribution in #1330
@eleftherias made their first contribution in #1312

Full Changelog: modelcontextprotocol/python-sdk@v1.13.1...v1.14.0

`v1.13.1`

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What's Changed

chore: uncomment .idea/ in .gitignore by @maxisbey in #1287
docs: clarify streamable_http_path configuration when mounting servers by @felixweinberger in #1172
feat: Add CORS configuration for browser-based MCP clients by @jerome3o-anthropic in #1059

New Contributors

@maxisbey made their first contribution in #1287

Full Changelog: modelcontextprotocol/python-sdk@v1.13.0...v1.13.1

`v1.13.0`

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What's Changed

Add pyright strict mode on the whole project by @Kludex in #1254
Consistent casing for default headers Accept and Content-Type by @glinf in #1263
Update dependencies and fix type issues by @dsp-ant in #1268
fix: prevent async generator cleanup errors in StreamableHTTP transport by @mous222 in #1271

New Contributors

@glinf made their first contribution in #1263
@mous222 made their first contribution in #1271

Full Changelog: modelcontextprotocol/python-sdk@v1.12.4...v1.13.0

`v1.12.4`

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What's Changed

chore: Remove unused prompt_manager.py file by @chughtapan in #1229
Improved supported for ProtectedResourceMetadata by @yannj-fr in #1235
chore: Remove unused variable notification_options by @sreenaths in #1238
Improve README around the Context object by @jbkkd in #1203
Fix : token_endpoint_auth_signing_alg_values_supported is a json array by @yannj-fr in #1226
Remove strict validation on response_modes_supported member of OAuthMetadata by @joesavage-silabs in #1243

New Contributors

@chughtapan made their first contribution in #1229
@yannj-fr made their first contribution in #1235
@sreenaths made their first contribution in #1238
@jbkkd made their first contribution in #1203
@joesavage-silabs made their first contribution in #1243

Full Changelog: modelcontextprotocol/python-sdk@v1.12.3...v1.12.4

`v1.12.3`

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What's Changed

server: skip duplicate response on CancelledError by @lukacf in #1153
Unpack settings in FastMCP by @Kludex in #1198

New Contributors

@lukacf made their first contribution in #1153

Full Changelog: modelcontextprotocol/python-sdk@v1.12.2...v1.12.3

`v1.12.2`

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What's Changed

update codeowners group by @ihrpr in #1191
fix: perform auth server metadata discovery fallbacks on any 4xx by @LucaButBoring in #1193

Full Changelog: modelcontextprotocol/python-sdk@v1.12.1...v1.13.0

`v1.12.1`

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What's Changed

Add CODEOWNERS file for sdk by @ihrpr in #1169
fix flaky test test_88_random_error by @ihrpr in #1171
Make sure RequestId is not coerced as int by @Kludex in #1178
Fix: Replace threading.Lock with anyio.Lock for Ray deployment compatibility by @only-weng in #1151
fix: fix OAuth flow request object handling by @clareliguori in #1174

New Contributors

@only-weng made their first contribution in #1151

Full Changelog: modelcontextprotocol/python-sdk@v1.12.0...v1.12.1

`v1.12.0`

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What's Changed

Ensure failed oauth registration response is read before accessing response.text by @jlowin in #1118
Avoiding to parse string arguments containing valid JSON if the argument annotation is str by @cjg in #1113
Update routing for streamable HTTP to avoid 307 redirect by @yurikunash in #1115
add regression tests for #1113 by @bhosmer-ant in #1122
Fix BaseModel method name conflicts in func_metadata by @bhosmer-ant in #1123
README - replace code snippets with examples by @ihrpr in #1136
README - replace code snippets with examples - direct execution and display utilities by @ihrpr in #1137
Close server session after handle stateless request by @hopeful0 in #1116
tests: use inline_snapshot.Is on parametrized test by @Kludex in #945
Add regression test for stateless request memory cleanup by @felixweinberger in #1140
Implement RFC9728 - Support WWW-Authenticate header by MCP client by @yurikunash in #1071
Add streamable HTTP starlette example to Python SDK docs by @pamelafox in #1111
fix markdown error in README in main by @ihrpr in #1147
README - replace code snippets with examples - add lowlevel to snippets by @ihrpr in #1150
README - replace code snippets with examples - streamable http by @ihrpr in #1155
chore: don't allow users to create issues outside the templates by @Kludex in #1163
Tests(cli): Add coverage for helper functions by @davenpi in #635
Docs: Update CallToolResult parsing in README by @functicons in #812
docs: add pre-commit install guide on CONTRIBUTING.md by @dingo4dev in #995
fix flaky fix-test_streamablehttp_client_resumption test by @ihrpr in #1166
README - replace code snippets with examples -- auth examples by @ihrpr in #1164
Support falling back to OIDC metadata for auth by @LucaButBoring in #1061

New Contributors 🙏

@cjg made their first contribution in #1113
@yurikunash made their first contribution in #1115
@hopeful0 made their first contribution in #1116
@pamelafox made their first contribution in #1111
@davenpi made their first contribution in #635
@functicons made their first contribution in #812

Full Changelog: modelcontextprotocol/python-sdk@v1.11.0...v1.12.0

`v1.11.0`

Compare Source

What's Changed

Update MCP to use Pydantic>=2.11 by @medaminezghal in #1041
Flaky test fix by @AishwaryaKalloli in #1050
chore: bump ruff by @Kludex in #1085
docs: fix dev server command in README (#848) by @Lasdw6 in #859
fix: support "form_post" to be one of response modes in authorization server metadata validation by @ke-yu in #1046
Embed code snippets for README from executable examples by @ihrpr in #1055
tests: add lowest dependency tests by @Kludex in #1067
Fix async resource functions not being awaited by @ihrpr in #1092
fix: Expose completions capability by @fredericbarthelet in #865
Fix Pydantic field alias consistency in structured output by @sjwhole in #1099
Update text to make clear Elicitation is not directly associated with… by @evalstate in #1062
Unify process termination on POSIX & Windows (+ tests) by @felixweinberger in #1044
Improve child process termination on POSIX & Windows by @felixweinberger in #1078
remove max message size by @ihrpr in #1105
#552 by @DanielAvdar in #707
Doc update + validation in SseServerTransport + existing test fixes: addresses Issue: #827 by @AishwaryaKalloli in #900
clean up log.error by @ihrpr in #1109
Fix completions by @ihrpr in #1107
fix pyright check in CI by @ihrpr in #1108
fweinberger/align shutdown with spec by @felixweinberger in #1091
Fix: Prevent session manager shutdown on individual session crash by @soby in #841
Adding description field to the FastMCP get_prompt method by @megandsouza03 in #614
chore: add markdownlint on pre-commit hook and lint md files by @dingo4dev in #996
Fix missing line in generated snippets by @ihrpr in #1117
The lifespan_context object here is not a dictionary like the other e… by @johnbikes in #1002

New Contributors

@Lasdw6 made their first contribution in #859
@ke-yu made their first contribution in #1046
@fredericbarthelet made their first contribution in #865
@sjwhole made their first contribution in #1099
@soby made their first contribution in #841
@megandsouza03 made their first contribution in #614
@dingo4dev made their first contribution in #996
@johnbikes made their first contribution in #1002

Full Changelog: modelcontextprotocol/python-sdk@v1.10.1...v1.11.0

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renovate bot force-pushed the renovate/mcp-1.x-lockfile branch from 9ab977b to cfd87fa Compare July 17, 2025 23:29

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renovate bot changed the title ~~fix(deps): update dependency mcp to v1.12.0~~ fix(deps): update dependency mcp to v1.12.1 Jul 22, 2025

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renovate bot changed the title ~~fix(deps): update dependency mcp to v1.13.1~~ fix(deps): update dependency mcp to v1.14.0 Sep 13, 2025

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renovate bot changed the title ~~fix(deps): update dependency mcp to v1.14.0~~ fix(deps): update dependency mcp to v1.14.1 Sep 18, 2025

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renovate bot changed the title ~~chore(deps): update dependency mcp to v1.15.0~~ chore(deps): update dependency mcp to v1.16.0 Oct 2, 2025

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renovate bot changed the title ~~chore(deps): update dependency mcp to v1.19.0~~ chore(deps): update dependency mcp to v1.20.0 Oct 31, 2025

chore(deps): update dependency mcp to v1.21.0

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renovate bot changed the title ~~chore(deps): update dependency mcp to v1.20.0~~ chore(deps): update dependency mcp to v1.21.0 Nov 7, 2025

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