Cosmic MCP server
Checked 2026-09-07. Alive: yes. Handshake: gated.
Category: media-design. API and field schema.
Facts
| id | cosmicjs--mcp |
| name | Cosmic |
| registry_name | com.cosmicjs/mcp |
| repo_url | https://github.com/cosmicjs/mcp |
| endpoint_url | https://mcp.cosmicjs.com/v1/buckets/{bucket_slug} |
| transport | mixed |
| alive | yes |
| liveness_reason | not available |
| check_reachable | yes |
| check_recent_commit | yes |
| check_installable | yes |
| handshake_status | gated |
| handshake_checked_at | 2026-09-07T18:02:51Z |
| handshake_protocol_version | not available |
| handshake_auth_hint | Bearer realm="cosmic-mcp", error="invalid_request", error_description="Missing Authorization header. Send `Authorization: Bearer <read_key>` for read-only access or `Authorization: Bearer <read_key>:<write_key>` for full access.", resource_metadata="https://mcp.cosmicjs.com/.well-known/oauth-protect |
| handshake_auth_discoverable | resource_metadata |
| handshake_failure_layer | none |
| handshake_latency_ms | 912 |
| handshake_tools_state | not available |
| handshake_tool_count | not available |
| maintenance_status | slow |
| last_commit_at | 2026-07-31T03:50:30Z |
| category | media-design |
| license_spdx | MIT |
How to install or connect
Connect your MCP client to https://mcp.cosmicjs.com/v1/buckets/{bucket_slug}.
What the checks mean
alive combines the applicable repository, package, and endpoint checks. A null result is not verifiable, not a failure. The MCP handshake is a separate structural probe and is not a security audit. Read the methodology.