Company: SERV
Filing Date: 2025-01-07
Form Type: 424B3
Source: 0001213900-25-001710
Chunk: 12

Company: Serve Robotics Inc. /DE/
Filing Date: 2025-01-07
Form: 424B3
Chunk 12
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ATURES</div>

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

| Date: January 7, 2025 | Serve Robotics Inc. |                         |
|:----------------------|:--------------------|:------------------------|
|                       | By:                 | /s/                     
 Brian Read              |
|                       | Name:               | Brian Read              |
|                       | Title:              | Chief Financial Officer |

<div align='center'>13</div>

Exhibit 5.1

| January 7, 2025        |                                    |
|:-----------------------|:-----------------------------------|
|                        | Orrick, Herrington & Sutcliffe LLP |
| Serve Robotics Inc.    | 222 Berkeley St.                   |
| 730 Broadway           | Ste. 2000                          |
| Redwood City, CA 94063 | Boston, MA 02116                   |
|                        | +1-617-880-1800                    |
| Re:        Offering    
 of Common Stock        | orrick.com                         |

Ladies and Gentlemen:

We have acted as counsel for Serve Robotics Inc., a Delaware corporation (the “Company”), in connection with the offer and sale by the Company of 4,210,525 shares (the “Shares”) of the Company’s common stock, $0.0001 par value per share (the “Common Stock”) pursuant to the Company’s registration statement on Form S-3 (Registration Statement No. 333-282389) (the “Registration Statement”), filed with the Securities and Exchange Commission (the “Commission”) under the Securities Act of 1933, as amended (the “Act”), the prospectus dated October 3, 2024 (the “Base Prospectus”), the prospectus supplement relating to the Shares, to be filed with the Commission pursuant to Rule 424(b) of the Rules and Regulations of the Act (the “Prospectus Supplement”). The Base Prospectus and the Prospectus Supplement are collectively referred to as the “Prospectus.” The Shares are to be sold by the Company in the manner described in the Registration Statement and the Prospectus. The Company is filing this opinion letter with the Commission on a Current Report on Form 8-K (the “Current Report”).

In connection with rendering the opinion set forth below, we have examined and relied upon originals or copies, certified or otherwise identified to