modelcontextprotocol/typescript-sdk

Issues

• Ability to pass custom context to tool handlers

  #956 opened 2 months ago by jordan-burnett
  2

• Dynamic Client Registration requests omit scope, leading to over-privileged client registrations

  #959 opened 2 months ago by Nitin2108
  1

• Create order from cart using create_order tool return cb is not a function

  #964 opened 2 months ago by navrattanyadavakqa
  1

• Simplify attribution of elicitation to a tool call

  #963 opened 2 months ago by ochafik
  1

• CommonJS export paths broken - missing index.js file in dist/cjs

  #971 opened a month ago by NorthIsUp
  0

• Allow to use z.discriminatedUnion as output schema

  #969 opened a month ago by pavel-spacil
  0

• Cannot resolve module for createTool with "moduleResolution": "NodeNext"

  #968 opened a month ago by pohi99999
  0

• Tool calls missing `sessionId` from ToolCallback `extra` parameter are hanging

  #952 opened 2 months ago by Ncifra
  3

• The validation of ElicitResultSchema is excessively strict and violates the MCP Specifications.

  #966 opened 2 months ago by amannirala13
  0

• MCP TypeScript SDK UriTemplate ReDoS

  #965 opened 2 months ago by weblover12
  0

• McpServer can be connected only to one StreamableHTTPServerTransport

  #961 opened 2 months ago by MilanRiccardo03
  0

• OAuth: scope parameter missing from token exchange requests

  #941 opened 2 months ago by jeremyshi-ant
  0

• Empty string for `tos_uri` and `logo_uri` causing validation errors during DCR as of 1.17.4

  #940 opened 2 months ago by skray
  1

• Prefer token endpoint auth method obtained during OAuth client registration

  #951 opened 2 months ago by thomasst
  0

• Elicitation Timeout

  #903 opened 2 months ago by yadav-prakhar
  8

• RegisteredTool.update() seems not update outoutSchema

  #884 opened 3 months ago by LU-Tianle
  1

• Client error for command SSE stream disconnected: TypeError: terminated

  #949 opened 2 months ago by Lutz2015
  1

• Implement SEP-973: Expose additional metadata for Implementations, Resources, Tools and Prompts

  #918 opened 2 months ago by ochafik
  1

• 【BUG】Use Koa server create StreamableHTTPServerTransport, when call tool， server crash!

  #912 opened 2 months ago by zhuyuanmin
  2

• Feature Request: Add Resource Annotations to SDK Types

  #946 opened 2 months ago by kentcdodds
  0

• Zod version compatibility issue with MCP SDK

  #906 opened 2 months ago by developermau
  9

• The bug in InMemoryEventStore break SSE stream resumability

  #943 opened 2 months ago by y0geshdev
  0

• better types for structuredContent

  #915 opened 2 months ago by reggi
  1

• Allow custom hostnames for development environments beyond localhost

  #883 opened 3 months ago by omersname
  1

• Implement SEP-1046: Support OAuth client credentials flow in authorization

  #921 opened 2 months ago by ochafik
  0

• Implement SEP-985: Align OAuth 2.0 Protected Resource Metadata with RFC 9728

  #920 opened 2 months ago by ochafik
  0

• Implement SEP-1036: URL Mode Elicitation for secure out-of-band interactions

  #919 opened 2 months ago by ochafik
  0

• Implement consistent structuredContent handling per specification clarification

  #911 opened 2 months ago by dsp-ant
  0

• Elicitation with custom input [ SEP-1456 ]

  #932 opened 2 months ago by yadav-prakhar
  0

• Add selected tool name in header - required for rate limit

  #930 opened 2 months ago by Rajesh-Narayanappa87
  1

• Client#listPrompts results in MCP error -32601: Method not found

  #929 opened 2 months ago by LandonSchropp
  1

• Streamable http doesn't work under cloudflare worker

  #928 opened 2 months ago by auroradanier
  0

• Use types for tool annotations to reduce confusion

  #927 opened 2 months ago by kentcdodds
  0

• MCP SDK v1.17.5 Incompatible with Zod v4 - Breaking Changes

  #925 opened 2 months ago by zx8086
  1

• Avoid trying SSE connection in `StreamableHTTPClientTransport`

  #926 opened 2 months ago by aabedraba
  0

• McpServer re-registers capabilities after connect, blocking dynamic registration even when capabilities were supplied at construction

  #893 opened 3 months ago by inverted-capital
  1

• Use standard Headers object for RequestInfo.headers

  #924 opened 2 months ago by kentcdodds
  0

• Error compiling schema.

  #923 opened 2 months ago by tlgimenes
  2

• list/tools response MCP error -32603: Cannot read properties of null (reading '_def')

  #909 opened 2 months ago by lironghai
  0

• Improvements to requestInfo

  #905 opened 2 months ago by kentcdodds
  0

• inputSchema with ZodRawShape

  #891 opened 3 months ago by lanluu
  5

• Build error adding sdk to project

  #902 opened 2 months ago by ArkeBcacy
  2

• OAuthClientProvider should support the client_credentials authorization flow

  #899 opened 3 months ago by Palaxx
  1

• Feature Request: Add ability to unregister/deregister tools at runtime in TypeScript SDK

  #898 opened 3 months ago by dharmik-at
  2

• SSE client doesn't include requestInit config in GET text/eventstream to start SSE/auth

  #895 opened 3 months ago by DW8Reaper
  1

• Issue: No Reliable Mapping Between sessionId and streamId for Stateless Resumability

  #892 opened 3 months ago by katjes733
  0

• StdioClientTransport.close() doesn't terminate child processes, causing memory leaks

  #885 opened 3 months ago by nhtruong
  2

• Hope to provide a UMD format output

  #887 opened 3 months ago by kagol
  0

• Request guidance/feature to stream streaming tool responses back

  #886 opened 3 months ago by weihaoxia-01
  0

• Arshan Solution

  #881 opened 3 months ago by ojanapalash
  1