Can Gmail detect cold outreach tools?

Likely Yes. Gmail's sophisticated systems can detect patterns associated with cold outreach tools: similar content, automated sending patterns, low engagement. They do not need to identify specific tools.

Detection leads to filtering when patterns match spam characteristics. Mass automated outreach from unknown senders fits spam profiles regardless of tool used.

Success depends on your practices more than your tools. Permission based sending with good engagement performs well. Automated spam performs poorly regardless of platform.