1. OVERVIEW
- Provider: [Company Name], Inc.
- Service: [API Name] available at [https://api.domain.com]
- Status: Production API (SLA 99.5% uptime)
- Documentation: [https://docs.domain.com/api]
2. DEFINITIONS
- API: Application Programming Interface for programmatic access
- API Key: Unique credential for authentication
- Rate Limit: Maximum requests per time period (see tier)
- Endpoint: Specific API resource (e.g., /users, /documents)
3. API ACCESS & AUTHENTICATION
- Registration: Required. Create account at [domain.com/signup]
- API Key: Generated upon signup (keep confidential)
- OAuth 2.0: Supported for third-party integrations
- TLS 1.3: All requests MUST use HTTPS
- Token Expiration: 1 year (renewal required)
4. RATE LIMITING & USAGE TIERS
| Tier | Requests/Min | Requests/Day | Cost |
|---|---|---|---|
| Free | 10 | 1,000 | $0 |
| Pro | 100 | 50,000 | $99/mo |
| Enterprise | Unlimited | Unlimited | Custom |
- Rate Limit Exceeded: HTTP 429 response (retry after 60 seconds)
- Burst Allowance: 1.5x rate limit for short spikes
- Monitoring: Headers show current usage (X-RateLimit-Remaining)
5. ACCEPTABLE USE POLICY
PROHIBITED USES:
- ❌ Automated scraping (use API instead)
- ❌ Reverse engineering API logic
- ❌ DDoS attacks or stress-testing
- ❌ Reselling API access without permission
- ❌ Circumventing rate limits (proxies, multiple keys)
- ❌ Accessing others' accounts (unauthorized)
- ❌ Sending malicious payloads (SQL injection, XSS)
- ❌ Violating GDPR, CCPA, or data protection laws
6. DATA PROTECTION & SECURITY
- Data Retention: Customer data retained for [X] days after deletion
- Encryption: AES-256 for stored data, TLS 1.3 for transit
- API Logs: Retained for 90 days for security/debugging
- GDPR Compliance: DPA required for personal data processing
- Breach Notification: Within 24 hours if data exposed
7. WEBHOOKS & CALLBACKS
- Webhook Delivery: HTTPS POST with HMAC-SHA256 signature
- Retry Logic: Exponential backoff (up to 7 retries)
- Timeout: 30 seconds (timeout = delivery failure)
- Customer Responsibility: Must acknowledge within 30 seconds
8. UPTIME & SERVICE LEVEL AGREEMENT (SLA)
- Target Uptime: 99.5% per calendar month
- Scheduled Maintenance: Sundays 20:00-22:00 CET (announced 5 days prior)
- Emergency Downtime: Not counted against SLA (force majeure, security incidents)
- SLA Credit: 10% monthly fee if SLA missed (pro-rata)
9. ERROR CODES & RESPONSES
- 200 OK: Request successful
- 400 Bad Request: Invalid parameters
- 401 Unauthorized: Invalid or missing API key
- 403 Forbidden: Access denied to resource
- 404 Not Found: Resource doesn't exist
- 429 Too Many Requests: Rate limit exceeded
- 500 Server Error: Our fault (retry recommended)
- 503 Service Unavailable: Maintenance or outage
10. PRICING & BILLING
- Billing Cycle: Monthly, charged on signup date
- Overage Charges: $0.001 per additional request (after tier limit)
- Payment Method: Credit card (recurring) or invoice (Enterprise)
- Cancellation: Anytime, effective end of billing cycle
- Refund Policy: No refunds for partial months
11. LIABILITY & DISCLAIMERS
- AS-IS Basis: API provided without warranties
- Data Loss: Provider not liable for lost/corrupted data (backup your data)
- Liability Cap: Limited to 12 months of fees paid (B2B)
- Exceptions: Unlimited for gross negligence, GDPR violations, death/injury
12. TERMINATION
- By User: Anytime (access revoked immediately)
- By Provider: For AUP violations (notice + 30 days cure period)
- Upon Termination: All API keys disabled, data deletion after 90 days
13. THIRD-PARTY INTEGRATIONS & SUBPROCESSORS
- Third-Party Services: API may integrate with: AWS (cloud hosting), Stripe (payments), Twilio (SMS), SendGrid (email) per AWS DPA
- Subprocessor List: Current list at [https://domain.com/subprocessors]. Changes announced 30 days in advance
- Data Flows: Personal data transferred to subprocessors only per documented instructions (GDPR Art. 28)
- Liability: Provider responsible for subprocessor compliance; customer has no direct claim against subprocessor
14. API CHANGES & DEPRECATION
- API Versioning: Current version: v3. Major version changes announced 90 days in advance
- Endpoint Deprecation: Deprecated endpoints supported for 12 months minimum from deprecation notice
- Breaking Changes: Non-breaking changes (new endpoints, new optional parameters) deployed without notice
- Backwards Compatibility: Old API versions maintained for minimum 5 years (v1 support until [Date])
- Migration Support: Provider offers free migration assistance for customers on deprecated versions
15. INTELLECTUAL PROPERTY & FEEDBACK
- API IP Ownership: All API code, documentation, trademarks owned by Provider per 17 USC (Copyright)
- Customer Content: Customer retains all IP rights to data transmitted via API
- Feedback License: Any feedback/suggestions provided by customer may be used royalty-free by Provider for product improvements
- No License: Access to API does NOT grant license to Provider IP (code, algorithms, business logic)
16. COMPLIANCE & REGULATORY
- GDPR Compliance: Provider acts as Data Processor per GDPR Art. 28. DPA available upon request
- HIPAA: API NOT HIPAA-compliant. Do NOT transmit Protected Health Information (PHI)
- PCI DSS: API does NOT store credit cards. Payment data handled via PCI-compliant partners (Stripe, etc.)
- SOC 2 Type II: Provider maintains SOC 2 Type II certification. Audit reports available to Enterprise customers
- Compliance Certifications: ISO 27001 (information security), ISO 9001 (quality), updated [annually]
17. DISPUTE RESOLUTION & GOVERNING LAW
- Governing Law: ☐ Delaware (USA) per Delaware Code ☐ German law (BGB) per German Civil Code
- Disputes: Binding arbitration per US Federal Arbitration Act or DIS German Arbitration
- Class Action Waiver: Both parties waive right to sue as class action. All disputes resolved individually
- Injunctive Relief: Either party may seek temporary restraining order/injunction in court for IP infringement, AUP violations, urgent irreparable harm
CRITICAL API TERMS: API access is non-exclusive, revocable privilege (not property right). Rate limits enforced strictly (circumvention = immediate termination). Data security: AES-256 + TLS 1.3 mandatory. Webhooks must acknowledge within 30 sec (failure = retry). SLA 99.5% uptime (excludes scheduled maintenance, force majeure). Liability capped at 12 months fees (exceptions: GDPR violations, gross negligence, death/injury = unlimited). All disputes via arbitration in chosen jurisdiction. Subprocessor data flows documented in DPA.