In ramping up robotaxi service, Tesla is hoping to slingshot past Waymo, another autonomous car service that operates in Phoenix, San Francisco, Los Angeles and Austin, according to its website. Last week, Waymo applied for a permit to test its vehicles in New York City.

Tesla CEO Elon Musk indicated on social media that the launch of the company's robotaxi service in Austin was tentatively set for this weekend. Here's what we know.

Tesla's robotaxi service is set to officially hit the road this Sunday in Austin, Texas after years of preparation. A lot is riding on this plan for Elon Musk. It will be a slow rollout with 10 to 20 vehicles out in a small testing area.

Tesla has sent out invitations to a small group of people to join the limited test of its robotaxi service in Austin, Texas, which is tentatively set to start on Sunday, according to posts and email screenshots on social media.

Texas Democrats urge Elon Musk to delay Tesla robotaxi launch until September when new autonomous vehicle safety laws take effect.

Tesla’s Robotaxi service launches June 22 with strict rules for early access riders. Riders must agree to terms, pay with a card, and follow geo-fencing limits. A Tesla employee will be in every Robotaxi ride for added safety and monitoring.