github/copilot-sdk

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Multi-platform SDK for integrating GitHub Copilot Agent into apps and services

Stars: 10.5k
Forks: 1.5k
Open beginner issues: 12
Indexed issues: 265
Avg merge: 1d 12h
Merged PRs (30d): 133

Dominant language: Java
License: MIT
Last GitHub push: Sep 19, 2026
Latest indexed: Sep 16, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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260 open issues indexed

Rust SDK hard-codes native-tls (OpenSSL); offer a rustls TLS backend so musl/static builds work Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 52/100

github/copilot-sdk#1805 · Opened Jun 26, 2026
CopilotClient.stop() leaks the CLI server's child process tree on Windows (orphaned node/copilot.exe per session) Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 52/100

github/copilot-sdk#1804 · 2 comments · Opened Jun 26, 2026
[Java] @CopilotTool ergonomics: Validate @Param defaultValue parseability at compile time Open

enhancement

github/copilot-sdk#1789 · 1 assignee · Opened Jun 24, 2026
Setting `LargeOutput` doesn't seem to have any effect Open

question

Difficulty 3/5 1-2 days Newbie friendliness 58/100

github/copilot-sdk#1788 · 2 comments · Opened Jun 24, 2026
Code-generate inbound (server→client) RPC dispatch for the Rust SDK Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 55/100

github/copilot-sdk#1764 · Opened Jun 22, 2026
RFC: SDK-native evaluation harness (local + Azure/OTel sinks, LLM-as-judge, analysis agent, suite runner) Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

github/copilot-sdk#1753 · Opened Jun 22, 2026
SessionMetadataSnapshot.AlreadyInUse is always false for SDK-resumed sessions (never reflects concurrent use by another process) Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

github/copilot-sdk#1749 · 1 comment · 1 reaction · Opened Jun 22, 2026
[Observation]: Copilot SDK 1.0.x is less willing to load skills Open

documentation

Difficulty 5/5 Over a week Newbie friendliness 35/100

github/copilot-sdk#1747 · 2 comments · Opened Jun 22, 2026
Feature request: canvas/extension hook to augment built-in issue viewer with sub-issues Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

github/copilot-sdk#1732 · Opened Jun 19, 2026
Add optional `parentAgentId` to the session-event envelope for nested sub-agents Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 58/100

github/copilot-sdk#1731 · Opened Jun 19, 2026
Surface session working directory / context on `SessionMetadata` so persisted sessions can be resumed by id Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 52/100

github/copilot-sdk#1730 · Opened Jun 19, 2026
Add additionalContentExclusionPolicies to SessionConfig (public high-level API) Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 65/100

github/copilot-sdk#1702 · Opened Jun 17, 2026
Support Google Agent Platform (Vertex AI) as a BYOK provider Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

github/copilot-sdk#1687 · 3 comments · 1 reaction · Opened Jun 16, 2026
Surface per-server MCP Apps capability on McpServersLoadedServer / SessionMcpServerStatusChangedData Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 48/100

github/copilot-sdk#1675 · Opened Jun 15, 2026
Re-export ModelPolicyState and ModelPickerCategory from the crate root alongside Model/ModelPolicy Open

enhancement

Difficulty 1/5 Under an hour Newbie friendliness 88/100

github/copilot-sdk#1674 · Opened Jun 15, 2026
API docs parity: .NET Open

enhancement sdk/dotnet

Difficulty 4/5 3-5 days Newbie friendliness 35/100

github/copilot-sdk#1657 · Opened Jun 13, 2026
API docs parity: Python Open

enhancement sdk/python

github/copilot-sdk#1655 · 5 comments · 1 reaction · 2 assignees · Opened Jun 13, 2026
API docs parity: Node.js / TypeScript Open

documentation enhancement sdk/nodejs

Difficulty 5/5 Over a week Newbie friendliness 25/100

github/copilot-sdk#1654 · 2 comments · Opened Jun 13, 2026
Adapt language ecosystem native API docs practices wherever possible Open

documentation

github/copilot-sdk#1653 · 1 comment · 1 assignee · Opened Jun 13, 2026
Sub agent not follow the model setting Open

documentation

Difficulty 4/5 3-5 days Newbie friendliness 35/100

github/copilot-sdk#1640 · 3 comments · Opened Jun 12, 2026
models.list -32603 in Kubernetes Open

documentation

Difficulty 4/5 3-5 days Newbie friendliness 38/100

github/copilot-sdk#1630 · 1 comment · Opened Jun 11, 2026
Add skill-level spans to OpenTelemetry traces Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 45/100

github/copilot-sdk#1608 · 1 comment · Opened Jun 9, 2026
Feature Request: Session Export and Replay for Agent Debugging Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

github/copilot-sdk#1586 · 1 reaction · Opened Jun 5, 2026
Cloud agent repeatedly renames session and re-reads the same MCP config in a fresh session Open

question

Difficulty 4/5 3-5 days Newbie friendliness 45/100

github/copilot-sdk#1565 · 1 comment · Opened Jun 3, 2026
Temperature / Determinism control Open

question

Difficulty 5/5 Over a week Newbie friendliness 35/100

github/copilot-sdk#1563 · 1 comment · Opened Jun 3, 2026
Anthropic Bedrock request fails because SDK sends deprecated temperature parameter for Opus models Open

bug

github/copilot-sdk#1557 · 5 comments · 4 reactions · 1 assignee · Opened Jun 2, 2026
Billing explanation Open

question

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

github/copilot-sdk#1555 · 1 comment · Opened Jun 2, 2026
MCP discovery exposes no launch config or source path — blocks viewing/editing discovered servers Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 48/100

github/copilot-sdk#1518 · Opened May 30, 2026
Expose real-time context/usage metrics in the Copilot SDK Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 45/100

github/copilot-sdk#1516 · 2 reactions · Opened May 30, 2026
initializeAndValidate() is a no-op for extension sessions via joinSession() Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 48/100

github/copilot-sdk#1496 · Opened May 29, 2026
No way to configure MCP server roots aka workspace folders. Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

github/copilot-sdk#1463 · Opened May 27, 2026
[Question] How to choose between Copilot SDK and Agent Framework? Open

question

Difficulty 5/5 Over a week Newbie friendliness 20/100

github/copilot-sdk#1446 · Opened May 27, 2026
Consider adding Java to `lsp.json` Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

github/copilot-sdk#1439 · Opened May 26, 2026
Feature request: Plumb AbortSignal through ToolInvocation so session.abort() can cancel in-flight tool handlers Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 45/100

github/copilot-sdk#1433 · 1 comment · Opened May 26, 2026
PyPI documentation on custom permission handler outdated Open

documentation

Difficulty 3/5 1-2 days Newbie friendliness 55/100

github/copilot-sdk#1429 · 1 comment · Opened May 26, 2026
Sub-agents stream `assistant.reasoning_delta` but never emit the `assistant.reasoning` close event documented as always-sent Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 45/100

github/copilot-sdk#1402 · 1 comment · Opened May 23, 2026
Do not remove patch versions from Python Package Index Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 45/100

github/copilot-sdk#1374 · 2 comments · Opened May 22, 2026
Canvas extensibility parity: Python, Go, .NET, Java Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 45/100

github/copilot-sdk#1373 · Opened May 22, 2026
Add is_alive liveness-probe API across SDKs (decouple liveness from typed ping deserialization) Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 48/100

github/copilot-sdk#1354 · Opened May 21, 2026
Expose LLM tool-call id to MCP tool invocations Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 52/100

github/copilot-sdk#1332 · 1 comment · Opened May 19, 2026
Possible with GitHub Pages? Open

question

Difficulty 5/5 Over a week Newbie friendliness 30/100

github/copilot-sdk#1281 · Opened May 13, 2026
Support for AG-UI Protocol in Copilot SDK Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

github/copilot-sdk#1280 · 1 reaction · Opened May 13, 2026
Add an opt-in `useRegisteredPrompt` flag to lock `task` dispatch against orchestrator-LLM prompt overrides Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 48/100

github/copilot-sdk#1279 · 1 comment · Opened May 13, 2026
Clarify tool `parameters` JSON Schema validation behavior (depth, location, failure mode) Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

github/copilot-sdk#1278 · 2 comments · Opened May 13, 2026
`subagent.started` event sometimes reports "General Purpose Agent" instead of registered `displayName` (intermittent, same code/commit) Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

github/copilot-sdk#1277 · 1 comment · Opened May 13, 2026
Add per-sub-agent timeout / token budget / cancellation API Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 38/100

github/copilot-sdk#1276 · 1 comment · Opened May 13, 2026
No heartbeat event during LLM-streamed tool-argument construction; watchdogs can't distinguish working from hung Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 52/100

github/copilot-sdk#1274 · 2 comments · 1 reaction · Opened May 13, 2026
`session.disconnect()` is cooperative; doesn't abort `sendAndWait` or close the transport Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 45/100

github/copilot-sdk#1273 · 1 comment · Opened May 13, 2026
Issue template mapping is unclear when creating issues from Copilot Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 45/100

github/copilot-sdk#1248 · Opened May 10, 2026
Responses API: AssistantReasoningDeltaEvent and AssistantReasoningEvent triggered with empty content via BYOK providers Open

documentation

Difficulty 3/5 1-2 days Newbie friendliness 52/100

github/copilot-sdk#1230 · 1 comment · 2 reactions · Opened May 8, 2026

github/copilot-sdk

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