Establishing secure connection…Loading editor…Preparing document…

Software API License Agreement

This template is fully customizable. Edit the text, fill out the fields, and send it for signature. Give it a try!

SOFTWARE API LICENSE AGREEMENT

This Software API License Agreement ("Agreement") is made effective as of Date: by and between Licensor Name: , whose principal place of business is: , and Licensee Name: , whose principal place of business is: .

RECITALS

WHEREAS, Licensor has developed and maintains certain application programming interfaces and related documentation and tooling identified as Licensed APIs; and

WHEREAS, Licensee desires to obtain a license to access and use the Licensed APIs for Licensee's internal business purposes on the terms and conditions set forth herein; and

WHEREAS, Licensor is willing to grant such a license subject to the terms of this Agreement.

NOW, THEREFORE, in consideration of the mutual covenants contained herein, the parties agree as follows:

1. Definitions

1.1 "API" means the application programming interface(s), endpoints, protocols and related interfaces described in the Documentation that enable programmatic access to certain functionality provided by Licensor.

1.2 "Documentation" means any user manuals, technical documentation, developer guides and usage policies provided or made available by Licensor for the Licensed APIs.

1.3 "Licensed APIs" means the API services identified here:

2. License Grant

2.1 Subject to the terms and conditions of this Agreement, Licensor hereby grants to Licensee a limited, non-transferable, non-sublicensable, Non-exclusive Exclusive license to access and use the Licensed APIs solely for Licensee's internal business purposes during the Term. Licensee shall not use the Licensed APIs for any commercial offering to third parties except as expressly authorized in writing by Licensor.

3. Restrictions

3.1 Licensee shall not: (a) reverse engineer, decompile or disassemble the Licensed APIs or Documentation except to the extent expressly permitted by applicable law; (b) remove or obscure any proprietary notices; (c) use the Licensed APIs to create a substantially similar product or service; or (d) permit third parties to access the Licensed APIs except as authorized under this Agreement.

4. Fees and Payment

4.1 In consideration for the license granted herein, Licensee shall pay Licensor the fees set forth below in United States Dollars. All payments are non-refundable unless expressly provided otherwise.

5. Intellectual Property

5.1 Licensor retains all right, title and interest in and to the Licensed APIs, Documentation, and all derivative works and improvements. Licensee acquires no ownership rights under this Agreement. Any suggestions, enhancements or other feedback provided by Licensee shall be owned by Licensor and may be used by Licensor without restriction.

6. Confidentiality

6.1 Each party shall treat as confidential and shall not disclose the other party's Confidential Information. "Confidential Information" includes the Licensed APIs, Documentation, business and technical information, pricing and the terms of this Agreement, but excludes information that is or becomes publicly available through no fault of the receiving party, independently developed without use of the disclosing party's Confidential Information, or rightfully received from a third party without restriction.

7. Warranties; Disclaimers

7.1 Licensor warrants that it has the right to grant the license set forth in this Agreement. EXCEPT AS EXPRESSLY SET FORTH IN THIS SECTION, THE LICENSED APIs AND DOCUMENTATION ARE PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.

8. Indemnification

8.1 Licensee shall indemnify, defend and hold harmless Licensor from and against any third-party claims, liabilities, damages and costs (including reasonable attorneys' fees) arising out of Licensee's use of the Licensed APIs in violation of this Agreement, provided Licensor gives prompt written notice of any claim and cooperates in the defense.

9. Limitation of Liability

9.1 IN NO EVENT SHALL EITHER PARTY BE LIABLE FOR CONSEQUENTIAL, INCIDENTAL, INDIRECT, SPECIAL OR PUNITIVE DAMAGES, INCLUDING LOSS OF PROFITS, REVENUE, DATA OR BUSINESS, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. LICENSOR'S AGGREGATE LIABILITY ARISING OUT OF OR RELATED TO THIS AGREEMENT SHALL NOT EXCEED THE FEES PAID BY LICENSEE TO LICENSOR UNDER THIS AGREEMENT DURING THE TWELVE (12) MONTHS PRECEDING THE CLAIM.

10. Term and Termination

10.1 Term. The initial term of this Agreement shall be (the "Term") commencing on the Effective Date unless earlier terminated as provided herein.

10.2 Termination for Cause. Either party may terminate this Agreement for material breach by the other party if such breach remains uncured for a period of days after written notice. Either party may terminate immediately upon insolvency of the other party.

11. Effect of Termination

11.1 Upon termination or expiration, Licensee shall cease all use of the Licensed APIs, return or destroy all Confidential Information and Documentation, and Licensor may disable Licensee's API access keys and accounts. Termination does not relieve Licensee of its obligation to pay fees accrued prior to termination.

12. Data Security and Privacy

12.1 Each party shall maintain reasonable administrative, physical and technical safeguards to protect the security and confidentiality of data exchanged in connection with the Licensed APIs and shall comply with applicable data protection laws. Licensee is responsible for any data transmitted to the Licensed APIs and must obtain all consents required for Licensor's processing of such data.

13. Notices

13.1 All notices required or permitted under this Agreement shall be in writing and delivered to the addresses below by hand, certified mail, or nationally recognized overnight courier, or by email with confirmation of receipt where applicable.

14. Amendments, Waiver and Assignment

14.1 No amendment or modification of this Agreement shall be effective unless in writing and signed by authorized representatives of both parties. A waiver of any right or remedy under this Agreement must be in writing and shall not constitute a waiver of any other right. Licensee shall not assign this Agreement without Licensor's prior written consent, except to a successor in connection with a merger or sale of substantially all assets.

15. Governing Law

15.1 This Agreement shall be governed by and construed in accordance with the laws of without regard to conflict of laws principles.

16. Entire Agreement

16.1 This Agreement, including any exhibits and schedules hereto, constitutes the entire agreement between the parties with respect to the subject matter and supersedes all prior and contemporaneous agreements and understandings, whether written or oral.

17. Severability

17.1 If any provision of this Agreement is held to be invalid or unenforceable, the remaining provisions shall continue in full force and effect and the invalid or unenforceable provision shall be replaced by a valid provision that most closely effects the parties' intent.

18. Counterparts and Electronic Signatures

18.1 This Agreement may be executed in counterparts, each of which shall be deemed an original and all of which together shall constitute one instrument. Signatures delivered by electronic means (including PDF or electronic signature platform) shall be effective to bind the signing party.

LICENSOR

Printed Name:

By:

Date:

LICENSEE

Printed Name:

By:

Date:

Enter text✕

What a Software API License Agreement Covers

A Software API License Agreement is a written contract granting rights to access and use an application programming interface (API). It defines the license scope, permitted calls, rate limits, fees or quotas, security and data handling obligations, intellectual property ownership, warranty disclaimers, indemnification, confidentiality, support levels, termination triggers, and post-termination data access. The agreement also allocates risk between provider and integrator, sets governing law and dispute-resolution processes, and typically requires compliance with applicable statutes and industry standards for data protection.

Why this Agreement Matters for Providers and Integrators

A clear API license reduces operational risk, protects IP, defines commercial terms, and supports compliance with U.S. e‑signature and data laws such as the ESIGN Act (15 U.S.C. ch. 96) and state UETA regimes.

Why this Agreement Matters for Providers and Integrators

Who Typically Prepares and Signs an API License

Teams on both sides collaborate: legal drafts, product defines technical limits, and business agrees commercial terms.

  • Legal and IP counsel coordinating license and assignment language.
  • Product managers defining endpoints, rate limits, and support SLAs.
  • Procurement or finance approving fees, billing, and commercial terms.

Final signatories are executives or authorized contract signers who accept legal and financial obligations for their organization.

Authorized Signers and Typical Roles

Chief Legal Officer

A senior legal executive who reviews liability, indemnity, IP assignment, and regulatory clauses. This role confirms the organization’s authority to enter binding license commitments and approves exceptions to standard terms.

API Product Manager

A technical lead who confirms scope, rate limits, support tiers, and technical onboarding requirements. This person provides the integration specification and accepts operational constraints in support of the commercially approved agreement.

Key Security and Compliance Elements to Include

Encryption: TLS 1.2/1.3 in transit; AES-256 at rest
Audit Trail: Access logs and event timestamps
Data Residency: Specify storage region and transfers
HIPAA: Business Associate Agreement required
21 CFR Part 11: Compliant controls for regulated data
SOC / ISO: SOC 2 Type II / ISO 27001 certifications

Primary Risks from Incomplete or Incorrect Agreements

IP Exposure: Loss of proprietary rights
Data Breach: Regulatory fines and notification costs
Service Abuse: Unexpected costs from overuse
Contractual Fines: Liquidated damages or indemnity claims
Noncompliance: HIPAA or SEC penalties
Contract Voidance: Invalid signature or authority

Common Mistakes to Avoid When Drafting or Signing

  • Vague license scope that fails to limit specific API methods, causing ambiguity about allowed use and resale.
  • Missing security obligations or BAA when handling protected health information, exposing parties to HIPAA compliance risk.
  • No rate-limiting or quota language, which can result in unexpected charges or denial of service issues.
  • Unclear termination and data return or deletion instructions, leaving residual access or unresolved data custody.

Step-by-Step: How to Complete a Software API License Agreement

Follow a consistent sequence to assemble terms, technical specs, and signatory approvals to reduce negotiation cycles and ensure enforceability.

  • 01
    Assemble Parties: Enter full legal entity names and authorized signer details.
  • 02
    Define Scope: List permitted endpoints, data types, and use cases.
  • 03
    Set Limits: Specify rate limits, quotas, and overage fees.
  • 04
    Agree SLA: Include uptime, support response, and maintenance windows.

How to Configure an Online Signing Workflow for the Agreement

Set authentication, routing, and field behavior before sending to reduce rework and support legal admissibility.

Authentication Method Email link, SMS code, or enhanced KBA
Signing Order Sequential or parallel signer flow
Required Fields Make signatures, dates, and initials mandatory
Conditional Fields Show fields only when specific options are selected
Audit Trail Capture IP, timestamps, and device metadata

Digital Signing and Technical Delivery Options

Choose a platform and integration pattern that supports the agreement’s authentication and retention requirements.

  • File formats: PDF, Word DOCX, and HTML supported
  • Integrations: Salesforce, NetSuite, Google Workspace, Microsoft 365
  • API access: Full API available on enterprise plans

Comparing eSignature Pricing and Core Features

High-level vendor pricing and feature differences for common eSignature needs. Place signNow first; verify vendor plan details for enterprise features and add-ons.

signNow DocuSign Adobe Sign PandaDoc HelloSign
Starting Price $8/user/mo $15/user/mo $14/user/mo $19/user/mo $15/user/mo
Free Trial 7-day free trial No No Yes, limited Yes, limited
Bulk Send Yes Yes Yes Yes No
Audit Trail Yes Yes Yes Yes Yes
HIPAA Compliant Yes Yes Yes No No

Frequently Asked Questions About Software API License Agreements

Answers to common execution, enforceability, and technical-signing questions to help reduce ambiguity before routing for signatures.


Need help? Contact support

be ready to get more
Join over 28 million airSlate SignNow users