FAQ

Media and attachments

Media and attachments

My skill generated an image/PDF, but nothing was sent

Outbound attachments from the agent must use structured media fields such as media, mediaUrl, path, or filePath. See OpenClaw assistant setup and Agent send.

bash
openclaw message send --target +15555550123 --message "Here you go" --media /path/to/file.png

Also check: the target channel supports outbound media and is not blocked by allowlists; the file is within the provider's size limits (images resize to a max side of 2048px); tools.fs.workspaceOnly=true limits local-path sends to workspace, temp/media-store, and sandbox-validated files; tools.fs.workspaceOnly=false (default) lets structured local media sends use host-local files the agent can already read, for media plus safe document types (images, audio, video, PDF, Office docs, and validated text documents such as Markdown/MD, TXT, JSON, YAML/YML). This is not a secret scanner - an agent-readable secret.txt or config.json can be attached when the extension and content validation match. Keep sensitive files outside agent-readable paths, or keep tools.fs.workspaceOnly=true for stricter local-path sends.

See Images.

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