Artifact Publisher

Reliability

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How to connect

Add it to any MCP client that supports remote servers.

{
  "mcpServers": {
    "artifact-publisher": {
      "type": "http",
      "url": "https://app.artifactpublisher.com/mcp"
    }
  }
}

12 tools

• publish_artifact

  Publish self-contained HTML as version 1; return a share link. Optional Idempotency-Key HTTP header. Limit 10 MiB UTF-8; larger on some paid plans. No network in sandbox; inline assets. Free: 5 active artifacts, 50 versions. For styling, add <meta name="ap-theme" content="firn">…

• update_artifact

  Append a new immutable version to an existing artifact. `expected_version` must equal the current version; the share link moves to the new version; earlier versions stay readable at their pinned URL. Optional `title` renames; with no `html` only the title changes. Each version…

• set_artifact_access

  Change an artifact's access mode without a new version. For accountless coworkers use public, not allowlist. artifact_id: id, slug or viewer URL.

• get_feedback

  Read reviewer comments on an artifact, oldest first; use after sharing or to poll. Filters: unresolved_only, since; version (default current) picks the version anchor_status is checked against. Page with limit and cursor. Returns comments, unresolved_count, next_cursor…

• reply_to_feedback

  Reply once to a comment (a second reply fails with conflict); resolve: true also marks it resolved. Anyone who can open the artifact can read the reply. Refused on revoked or expired artifacts. Returns the comment.

• list_artifacts

  List artifacts in this key's workspace, newest first, with unresolved comment counts. Pass `next_cursor` back as `cursor` to page.

• revoke_artifact

  Stop serving this artifact (410 Gone). Cannot undo; viewed copies exist. artifact_id: id, slug or viewer URL.

• configure_workspace

  Read or update workspace defaults (comments_enabled, default_expiry_seconds, default_artifact_title); pass empty settings to read. Platform guardrails are refused with an error: max_artifact_bytes, storage_bytes_limit, monthly_versions_limit, rate_limits, comment_rate_limit…

• get_artifact_state

  Read an artifact's state. Shared JSON key/value state, synced to viewers across versions (page JS: ArtifactRelayState). Last write wins per key. Limits: 200 keys, 16 KiB per value, 64 KiB total. artifact_id: id, slug or viewer URL.

• set_artifact_state

  Set the given keys atomically; other keys stay. Null is stored, not deleted. Shared JSON key/value state, synced to viewers across versions (page JS: ArtifactRelayState). Last write wins per key. Limits: 200 keys, 16 KiB per value, 64 KiB total. Page JS…

• reset_artifact_state

  Clear all state, including board values; HTML is unchanged. Shared JSON key/value state, synced to viewers across versions (page JS: ArtifactRelayState). Last write wins per key. Limits: 200 keys, 16 KiB per value, 64 KiB total. artifact_id: id, slug or viewer URL.

• get_authoring_guide

  Read before writing HTML or a routine: themes, ap-* layout classes, an example page, the snippet, size, sandbox and routine rules. Optional theme (firn, firn@1) is validated and returned as selected.

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