René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"[BUG] windows - Incompatible auth server: doe not support dynamic client registration - OpenCode","articleBody":"### Describe the bug\n\nI have got an issue on OpenCode - _\"Incompatible_ auth server: doe not support dynamic client _registration\"_\n### Affected version\n\n### Steps to reproduce the behavior\n\n1. add following to `~/.config/opencode.json`\n\n```json\n\"mcp\" {\n    \"github\": {\n      \"type\": \"remote\",\n      \"url\": \"https://api.githubcopilot.com/mcp/\",\n      \"headers\": {\n        \"Authorization\": \"Bearer {env:GITHUB_API_KEY}\"\n      },\n      \"enabled\": true\n    },\n}\n```\n\n### Expected vs actual behavior\n\nWorked previously, unsure specifically where it regressed. however it worked previously.\n\n### Logs\n\nOpenCode mcp test:\n```txt\n~\\mynameistito opencode mcp debug github --print-logs --log-level DEBUG\nINFO  2026-04-18T16:56:32 +513ms service=server-proxy version=1.4.12 args=[\"mcp\",\"debug\",\"github\",\"--print-logs\",\"--log-level\",\"DEBUG\"] process_role=main run_id=8f4aa8e5-4f05-4b0e-ad95-d20f13f6511b opencode\nINFO  2026-04-18T16:56:32 +1ms service=server-proxy directory=C:\\Users\\mynameistito creating instance\nINFO  2026-04-18T16:56:32 +6ms service=project directory=C:\\Users\\mynameistito fromDirectory\nINFO  2026-04-18T16:56:32 +35ms service=db path=C:\\Users\\mynameistito\\.local\\share\\opencode\\opencode.db opening database\nINFO  2026-04-18T16:56:32 +5ms service=db count=12 mode=bundled applying migrations\n\n┌  MCP OAuth Debug\nINFO  2026-04-18T16:56:32 +30ms service=file init\nINFO  2026-04-18T16:56:32 +54ms service=config path=C:\\Users\\mynameistito\\.config\\opencode\\config.json loading\nINFO  2026-04-18T16:56:32 +2ms service=config path=C:\\Users\\mynameistito\\.config\\opencode\\opencode.json loading\nINFO  2026-04-18T16:56:32 +0ms service=config path=C:\\Users\\mynameistito\\.config\\opencode\\opencode.jsonc loading\n│\n●  Server: github\n│\n●  URL: https://api.githubcopilot.com/mcp/\n│\n●  Auth status: ✗ not authenticated\n│\n◇  HTTP response: 401 Unauthorized\n│\n●  WWW-Authenticate: Bearer error=\"invalid_request\", error_description=\"No access token was provided in this request\", resource_metadata=\"https://api.githubcopilot.com/.well-known/oauth-protected-resource/mcp/\"\n│\n▲  Server returned 401 Unauthorized\n│\n●  Testing OAuth flow (without completing authorization)...\n│\n■  Connection error: Incompatible auth server: does not support dynamic client registration\n│\n└  Debug complete\n\n~\\mynameistito\n\n```\n\nIIRC it did fail in the mcp debug prior, so that is potentially not a mpc issue thingy.\n\n### Env:\nWindows 11 Pro Insider Preview 26220.8271\nWindows Terminal 1.24.x, Windows Terminal Preview 1.25.x","author":{"url":"https://github.com/mynameistito","@type":"Person","name":"mynameistito"},"datePublished":"2026-04-18T16:59:01.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":5},"url":"https://github.com/2344/github-mcp-server/issues/2344"}