EX-4.1





 Exhibit 4.1 

SPECIMEN UNIT CERTIFICATE 

NUMBER UNITS U- 

SEE REVERSE FOR                  ALSP Orchid Acquisition Corporation I

 CERTAIN 
 DEFINITIONS 

CUSIP: G0231L 115 
 UNITS
CONSISTING OF ONE CLASS A ORDINARY SHARE AND ONE HALF OF ONE 
 REDEEMABLE WARRANT TO PURCHASE ONE CLASS A ORDINARY SHARE 

THIS CERTIFIES THAT                  is the owner of Units. 

Each Unit (“Unit”) consists of one Class A ordinary share, par value $0.0001 per share (“Ordinary Shares”), of ALSP
Orchid Acquisition Corporation I, a Cayman Islands exempted company (the “Company”), and one half of one redeemable warrant (the “Warrant”). Each whole Warrant entitles the holder to purchase one Ordinary
Share for $11.50 per share (subject to adjustment). Only whole Warrants are exercisable. Each whole Warrant will become exercisable thirty (30) days after the Company’s completion of a merger, share exchange, asset acquisition, share
purchase, reorganization or other similar business combination with one or more businesses (each a “Business Combination”), and will expire unless exercised before 5:00 p.m., New York City Time, on the date that is five
(5) years after the date on which the Company completes its initial Business Combination, or earlier upon redemption or liquidation (the “Expiration Date”). The Ordinary Shares and Warrants comprising the Units represented by
this certificate are not transferable separately prior to                , 2021, unless Stifel, Nicolaus & Company, Incorporated and Nomura Securities
International, Inc. elect to allow separate trading earlier, subject to the Company’s filing of a Current Report on Form 8-K with the Securities and Exchange Commission containing an audited
balance sheet reflecting the Company’s receipt of the gross proceeds of the Company’s initial public offering and issuing a press release announcing when separate trading will begin. No fractional Warrants will be issued upon separation of
the Units. The terms of the Warrants are governed by a Warrant Agreement, dated as of                 , 2021, between the Company and Continental Stock
Transfer & Trust Company, as Warrant Agent, and are subject to the terms and provisions contained therein, all of which terms and provisions the holder of this certificate consents to by acceptance hereof. Copies of the Warrant Agreement
are on file at the office of the Warrant Agent at 1 State Street, 30th Floor, New York, New York 10004, and are available to any Warrant holder on written request and without cost. 

Upon the consummation of the Business Combination, the Units represented by this certificate will automatically separate into the Class A Ordinary Shares
and Warrants comprising such Units. 
 This certificate is not valid unless countersigned by the Transfer Agent and Registrar of the Company. 

This certificate shall be governed by and construed in accordance with the internal laws of the State of New York. 

Witness the facsimile signatures of its duly authorized officers. 
  

					
	By                                      
                                         
                                    	  	        	  	  

	      Chief Executive Officer	  		  	Chief Financial Officer


  
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 ALSP Orchid Acquisition Corporation I 

The Company will furnish without charge to each unitholder who so requests, a statement of the powers, designations, preferences and relative,
participating, optional or other special rights of each class of shares or series thereof of the Company and the qualifications, limitations or restrictions of such preferences and/or rights. 

The following abbreviations, when used in the inscription on the face of this certificate, shall be construed as though they were written out
in full according to applicable laws or regulations: 
  

													
	TEN COM —	 	as tenants in common	  	UNIF GIFT MIN ACT	 	—	 	Custodian	  	
							
		 		  		 		 	  
	 		  	  

		 		  		 		 	(Cust)	 		  	(Minor)
					
	TEN ENT —	 	as tenants by the entireties	  		 		 	under Uniform Gifts to Minors Act
					
		 		  		 		 	  

		 		  		 		 	(State)
							
	JT TEN    —	 	as joint tenants with right of survivorship and not as tenants in common	  		 		 		 		  	

 Additional abbreviations may also be used though not in the above list. 

  
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 For value received, hereby sells, assigns and transfers unto 

PLEASE INSERT SOCIAL SECURITY OR OTHER IDENTIFYING NUMBER OF ASSIGNEE 

(PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS, INCLUDING ZIP CODE, OF ASSIGNEE) 

Units represented by the within Certificate, and do hereby irrevocably constitute and appoint Attorney to transfer the said Units on the books of the within
named Company with full power of substitution in the premises. 
  

			
	Dated	  	  

		  	Notice: The signature to this assignment must correspond with the name as written upon the face of the certificate in every particular, without alteration or enlargement or any change whatever.
		
	Signature(s) Guaranteed:	  	
		
	  
	  	
	THE SIGNATURE(S) MUST BE GUARANTEED BY AN ELIGIBLE GUARANTOR INSTITUTION (BANKS, STOCKBROKERS, SAVINGS AND LOAN ASSOCIATIONS AND CREDIT UNIONS WITH MEMBERSHIP IN AN APPROVED SIGNATURE GUARANTEE MEDALLION PROGRAM, PURSUANT TO S.E.C.
RULE 17Ad-15 OR ANY SUCCESSOR RULES).	  	

 In each case, as more fully described in the Company’s final prospectus
dated                     , 2021, the holder(s) of this certificate shall be entitled to receive a
pro-rata portion of certain funds held in the trust account established in connection with the Company’s initial public offering only in the event that (i) the Company redeems the Ordinary Shares
sold in its initial public offering and liquidates because it does not consummate an initial business combination within the period of time set forth in the Company’s amended and restated memorandum and articles of association, as the same may
be amended from time to time (including the extensions described therein), (ii) the Company redeems the Ordinary Shares sold in its initial public offering in connection with a shareholder vote to amend the Company’s amended and restated
memorandum and articles of association (A) that would modify the substance or timing of the Company’s obligation to provide holders of the Ordinary Shares the right to have their shares redeemed in connection with the Company’s
initial business combination or to redeem 100% of the Ordinary Shares if the Company does not complete its initial business combination within the time period set forth therein (including the extensions described therein) or (B) with respect to
any other provision relating to the rights of holders of the Ordinary Shares, or (iii) if the holder(s) seek(s) to redeem for cash his, her or its respective Ordinary Shares in connection with a tender offer (or proxy solicitation, solely in
the event the Company seeks shareholder approval of the proposed initial business combination) setting forth the details of a proposed initial business combination. In no other circumstances shall the holder(s) have any right or interest of any kind
in or to the trust account. 

  
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