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Pull requests: modelcontextprotocol/python-sdk
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feat: Add support for specifying NotificationOptions
#1486
opened Oct 16, 2025 by
daamitt
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3 tasks
Low level MCP server now uses FastMCP log level
#1485
opened Oct 16, 2025 by
daamitt
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5 tasks
fix: Token endpoint response for invalid_client
#1481
opened Oct 14, 2025 by
AnkeshThakur
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5 of 9 tasks
Add support to custom extensions in streamable http client
enhancement
New feature or request
needs more eyes
Needs alignment among maintainers whether this is something we want to add
#1479
opened Oct 14, 2025 by
OS-anasantos
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4 of 9 tasks
feat: Allow ResourceContents objects to be returned directly from read_resource handlers
needs maintainer action
Potentially serious issue - needs proactive fix and maintainer attention
Upgrade GitHub Actions
code quality
no-op changes to code quality
needs more eyes
Needs alignment among maintainers whether this is something we want to add
#1473
opened Oct 13, 2025 by
cclauss
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3 of 9 tasks
Make client examples workspaces to reflect package code
enhancement
New feature or request
needs maintainer action
Potentially serious issue - needs proactive fix and maintainer attention
P3
Nice to haves, rare edge cases
#1466
opened Oct 10, 2025 by
LucaButBoring
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5 of 9 tasks
feat: add tool metadata in FastMCP.tool decorator
needs maintainer action
Potentially serious issue - needs proactive fix and maintainer attention
Allow CallToolResult to be returned directly to support _meta field for OpenAI Apps
enhancement
New feature or request
needs maintainer action
Potentially serious issue - needs proactive fix and maintainer attention
P1
Significant bug affecting many users, highly requested feature
fix(auth): add token issuer validation for MCP spec compliance
auth
Issues and PRs related to Authentication / OAuth
improves spec compliance
When a change improves ability of SDK users to comply with spec definition
needs more work
Not ready to be merged yet, needs additional changes.
#1447
opened Oct 8, 2025 by
Ujjwal-Bajpayee
•
Draft
1 of 5 tasks
Fixes protocol compliance gap described in issue #1419
needs maintainer action
Potentially serious issue - needs proactive fix and maintainer attention
#1440
opened Oct 7, 2025 by
ChenyangLi4288
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5 of 9 tasks
Enhanced ResourceTemplate URI matching and type handling logic.
needs maintainer action
Potentially serious issue - needs proactive fix and maintainer attention
needs more eyes
Needs alignment among maintainers whether this is something we want to add
#1439
opened Oct 7, 2025 by
beaterblank
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6 tasks done
[DOC] simple mcp client with sampling capability
documentation
Improvements or additions to documentation
needs maintainer action
Potentially serious issue - needs proactive fix and maintainer attention
P3
Nice to haves, rare edge cases
#1436
opened Oct 6, 2025 by
yarnabrina
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4 of 9 tasks
[SEP-1575] Changes to introduce Tool Versions
#1427
opened Oct 3, 2025 by
malaykurwa
•
Draft
6 of 9 tasks
Stateful Streamable-HTTP: send 404 Not Found on unknown Mcp-Session-Id
breaking change
Will break existing deployments when updated without changes
needs maintainer action
Potentially serious issue - needs proactive fix and maintainer attention
#1417
opened Oct 1, 2025 by
Zalewa
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5 of 9 tasks
Add support for context-only resources (#1405)
improves spec compliance
When a change improves ability of SDK users to comply with spec definition
needs maintainer action
Potentially serious issue - needs proactive fix and maintainer attention
#1406
opened Sep 26, 2025 by
0Delta
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11 of 14 tasks
Asynchronous Tool Execution
pending SEP approval
When a PR is attached as an implementation detail to a SEP, we mark it as such for triage.
#1398
opened Sep 25, 2025 by
LucaButBoring
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5 of 9 tasks
Validate metadata keys
breaking change
Will break existing deployments when updated without changes
v2
Ideas, requests and plans for v2 of the SDK which will incorporate major changes and fixes
fix: update response status code for invalid session ID in HTTPSessionManger
breaking change
Will break existing deployments when updated without changes
bug
Something isn't working
improves spec compliance
When a change improves ability of SDK users to comply with spec definition
v2
Ideas, requests and plans for v2 of the SDK which will incorporate major changes and fixes
fix: wrapped annotations handling in func_metadata
needs more work
Not ready to be merged yet, needs additional changes.
#1392
opened Sep 24, 2025 by
stevenh
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6 of 9 tasks
SEP: Allow non-file URI schemes for Roots
pending publish
Draft PRs need to be published for team to review
#1390
opened Sep 23, 2025 by
chughtapan
•
Draft
6 of 9 tasks
fix: handle ClosedResourceError in StreamableHTTP message router
bug
Something isn't working
needs maintainer action
Potentially serious issue - needs proactive fix and maintainer attention
#1384
opened Sep 21, 2025 by
Edison-A-N
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6 of 9 tasks
Adds meta parameter and method for LLM hidden info
needs maintainer action
Potentially serious issue - needs proactive fix and maintainer attention
Issue 1356 - Fix SSE unicode line separator handling
needs more work
Not ready to be merged yet, needs additional changes.
needs sync
Needs sync with latest main branch to ensure CI passes
pending dependency updates
This change depends on updates to dependencies
pending publish
Draft PRs need to be published for team to review
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