Repository Issue Activity (beta)

modelcontextprotocol/rust-sdk

Current issue state, recent activity, and per-issue timelines from the indexed issue data.

Open Issues
22
New in 7 Days
1
Closed in 7 Days
4
Average Open Age
36 days
Stale 30+ Days
10
Stale 90+ Days
0
Last 2 Weeks
DateOpenedClosedCommentsEventsOpen Backlog
2026-09-1100000
2026-09-1001141
2026-09-0900151
2026-09-0812152
2026-09-0700151
2026-09-0600011
2026-09-0500000
2026-09-0401121
2026-09-0320112
2026-09-0211130
2026-09-0100021
2026-08-3101000
2026-08-3000000
2026-08-2900000
This Week

Opened: 1

Closed: 3

Comments: 4

Events: 20

Top Labels
P2 (64)
bug (57)
enhancement (53)
T-enhancement (49)
T-transport (46)
P1 (45)
T-bug (44)
2026-07-28 (39)
Issue Explorer
IssueAuthorStateLabelsCommentsReactionsUpdated

#1082 Deprecate misleading `ServerInfo` and `ClientInfo` aliases

Opened 1 month ago
DaleSeo
open
T-model
enhancement
P2
302 days ago

#1245 Expose protocol version negotiation to servers that override `ServerHandler::initialize`

Opened 8 days ago
DaleSeo
closed - completed
T-enhancement
003 days ago

#1174 `#[tool_router]` builds an empty router without complaining when the impl has no directly-visible `#[tool]` fn

Opened 29 days ago
SergiusDu
closed - completed
P2
013 days ago

#1251 Client ignores legacy reverse-request cancellation and may cancel an unrelated outbound request

Opened 3 days ago
aurokin
open
No labels
003 days ago

#1203 rmcp (official Rust MCP SDK): default Streamable HTTP client never follows spec-permitted redirects - redirecting MCP servers hard-fail with Err(UnexpectedServerResponse)

Opened 20 days ago
trickyfalcon
open
T-enhancement
T-transport
P2
204 days ago

#1244 Observed `LocalSessionManager` never removes sessions that exit via `WorkerQuitReason::IdleTimeout`, so abandoned streamable-HTTP sessions leak their map entry permanently causing memory leak

Opened 8 days ago
Luxas98
closed - completed
No labels
207 days ago

#1242 Empty cacheScope on tools/list drops every tool

Opened 9 days ago
ismail-rt
open
No labels
009 days ago

#531 Implement SEP-990: Enterprise Managed Authorization (Extension)

Opened 10 months ago
felixweinberger
closed - not_planned
T-security
enhancement
P2
809 days ago

#1209 Calling Intialize with Procol version 2026-07-28 returns success

Opened 18 days ago
dawid-nowak
closed - completed
T-service
bug
P1
0111 days ago

#1164 Update Streamable HTTP client example to use the discover/Auto lifecycle

Opened 1 month ago
nunoya-yuma
closed - completed
P2
0014 days ago

#1096 `rs1.` request-state format carries no `kid`, so key rotation cannot be targeted

Opened 1 month ago
zs-dima
closed - completed
P2
3014 days ago

#1215 Track OpenSSF Scorecard security follow-ups

Opened 17 days ago
jamadeo
open
T-CI
T-security
P3
0014 days ago

#1198 fix(sse): saturate exponential reconnect backoff

Opened 22 days ago
jstar0
open
T-bug
good first issue
P3
1014 days ago

#1193 streamable-http-client: RequestHandle::cancel hangs before response stream starts

Opened 23 days ago
lucarlig
open
T-transport
needs confirmation
P1
0014 days ago

#1225 Handler-generated HeaderMismatch responses use HTTP 200 instead of 400

Opened 15 days ago
lucarlig
open
T-bug
T-transport
P1
0014 days ago

#1040 `ClientLifecycleMode::Auto` does not fall back for deployed legacy-server responses

Opened 2 months ago
tsarlandie-oai
closed - completed
bug
P1
3017 days ago

#1191 Enforce 2026-07-28 Origin validation semantics

Opened 23 days ago
lucarlig
open
P2
2017 days ago

#527 Implement SEP-1649: MCP Server Cards (.well-known Discovery)

Opened 10 months ago
felixweinberger
closed - completed
T-transport
enhancement
P3
6022 days ago

#1188 Streamable HTTP returns 400 instead of 403 for malformed Origin

Opened 24 days ago
lucarlig
open
P1
0022 days ago

#1190 eval smoke test 2026-08-03

Opened 24 days ago
MiaouLeChat929
closed - completed
No labels
0022 days ago

#1168 Elicitation `requestedSchema` silently drops `$schema` and unknown property keywords

Opened 1 month ago
chrisbennight
closed - completed
bug
P2
0024 days ago

#1161 request-state and JWT signing key material lacks minimum-length enforcement and zeroization

Opened 1 month ago
bug-ops
closed - completed
bug
P3
0124 days ago

#1157 stdio server: malformed-_meta 2026 request as first message gets no error response (connection wedges silently)

Opened 1 month ago
blacktop
closed - completed
T-service
T-transport
bug
0024 days ago

#1147 `examples/servers/src/mrtr.rs` never checks the elicitation `action`, so a declined elicitation is answered as if it had been accepted

Opened 1 month ago
zs-dima
closed - completed
T-examples
bug
ready for work
0224 days ago

#1172 Stateless streamable-HTTP logs a placeholder client_info ("rmcp") instead of the real client identity

Opened 29 days ago
github-gregory-bougeard
open
P2
0025 days ago

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