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Free Technical Template

Free API Reference Guide Template

Download a free api reference guide template in Word, PDF, or Markdown. Or bring your notes, PDFs, or a recording and let Docsie AI fill in every section for you.

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Overview Authentication Base URL & Versioning Endpoints Error Handling Rate Limits SDKs & Examples

API Reference Guide

Use this template to complete reference for [API] endpoints and authentication.

Template Metadata

Field Details
Category Technical
Owner [Team or owner]
Version [Version number]
Effective Date [Date]
Review Cycle [Monthly / Quarterly / Annual / Event-based]
Status [Draft / In Review / Approved]

Overview

Brief description of the API, its purpose, and core capabilities.

Item Details Owner Status
[Item or requirement] [Describe the relevant detail, evidence, or decision] [Owner] [Open / Complete]
[Item or requirement] [Describe the relevant detail, evidence, or decision] [Owner] [Open / Complete]

Notes

[Add context, assumptions, exceptions, evidence links, screenshots, calculations, or reviewer comments.]

Authentication

Explain authentication methods (API keys, OAuth, JWT). Include code examples for each.

Item Details Owner Status
[Item or requirement] [Describe the relevant detail, evidence, or decision] [Owner] [Open / Complete]
[Item or requirement] [Describe the relevant detail, evidence, or decision] [Owner] [Open / Complete]

Notes

[Add context, assumptions, exceptions, evidence links, screenshots, calculations, or reviewer comments.]

Base URL & Versioning

Document the base URL, versioning scheme, and supported API versions.

Item Details Owner Status
[Item or requirement] [Describe the relevant detail, evidence, or decision] [Owner] [Open / Complete]
[Item or requirement] [Describe the relevant detail, evidence, or decision] [Owner] [Open / Complete]

Notes

[Add context, assumptions, exceptions, evidence links, screenshots, calculations, or reviewer comments.]

Endpoints

For each endpoint group, document: - HTTP method and path - Description - Request parameters (path, query, body) in a table - Request/response examples in code blocks - Status codes

Item Details Owner Status
[Item or requirement] [Describe the relevant detail, evidence, or decision] [Owner] [Open / Complete]
[Item or requirement] [Describe the relevant detail, evidence, or decision] [Owner] [Open / Complete]

Notes

[Add context, assumptions, exceptions, evidence links, screenshots, calculations, or reviewer comments.]

Error Handling

List error codes, their meanings, and recommended handling.

Item Details Owner Status
[Item or requirement] [Describe the relevant detail, evidence, or decision] [Owner] [Open / Complete]
[Item or requirement] [Describe the relevant detail, evidence, or decision] [Owner] [Open / Complete]

Notes

[Add context, assumptions, exceptions, evidence links, screenshots, calculations, or reviewer comments.]

Rate Limits

Document rate limit policies, headers, and retry strategies.

Item Details Owner Status
[Item or requirement] [Describe the relevant detail, evidence, or decision] [Owner] [Open / Complete]
[Item or requirement] [Describe the relevant detail, evidence, or decision] [Owner] [Open / Complete]

Notes

[Add context, assumptions, exceptions, evidence links, screenshots, calculations, or reviewer comments.]

SDKs & Examples

Link to SDKs and provide quick-start code examples. Use Markdown with code blocks for all examples. Be precise and complete.

Item Details Owner Status
[Item or requirement] [Describe the relevant detail, evidence, or decision] [Owner] [Open / Complete]
[Item or requirement] [Describe the relevant detail, evidence, or decision] [Owner] [Open / Complete]

Notes

[Add context, assumptions, exceptions, evidence links, screenshots, calculations, or reviewer comments.]

Review and Signoff

Document review conclusions, approvals, unresolved items, and next review date.

Role Name Date Notes
Preparer [Name] [Date] [Notes]
Reviewer [Name] [Date] [Notes]
Approver [Name] [Date] [Notes]

Template Structure

What the API Reference Guide Template Includes

Use this technical template as a starting point, then customize each section to match your internal workflow, evidence, and signoff needs.

1

Overview

Brief description of the API, its purpose, and core capabilities.

2

Authentication

Explain authentication methods (API keys, OAuth, JWT). Include code examples for each.

3

Base URL & Versioning

Document the base URL, versioning scheme, and supported API versions.

4

Endpoints

For each endpoint group, document: - HTTP method and path - Description - Request parameters (path, query, body) in a table - Request/response examples in code blocks - Status codes

5

Error Handling

List error codes, their meanings, and recommended handling.

6

Rate Limits

Document rate limit policies, headers, and retry strategies.

7

SDKs & Examples

Link to SDKs and provide quick-start code examples. Use Markdown with code blocks for all examples. Be precise and complete.

Recommended Structure

Write a professional API Reference Guide. Structure with these sections:

Overview

Brief description of the API, its purpose, and core capabilities.

Authentication

Explain authentication methods (API keys, OAuth, JWT). Include code examples for each.

Base URL & Versioning

Document the base URL, versioning scheme, and supported API versions.

Endpoints

For each endpoint group, document: - HTTP method and path - Description - Request parameters (path, query, body) in a table - Request/response examples in code blocks - Status codes

Error Handling

List error codes, their meanings, and recommended handling.

Rate Limits

Document rate limit policies, headers, and retry strategies.

SDKs & Examples

Link to SDKs and provide quick-start code examples.

Use Markdown with code blocks for all examples. Be precise and complete.

Example Filled Template

Acme Payments API v2

Overview

The Acme Payments API provides a RESTful interface for processing payments, managing customers, and handling subscriptions. All requests and responses use JSON format.

Authentication

All API requests require a Bearer token in the Authorization header:

curl -H "Authorization: Bearer sk_live_abc123..." \
https://api.acmepay.com/v2/charges
Method Header Description
API Key Authorization: Bearer sk_live_... For server-side requests
OAuth 2.0 Authorization: Bearer oauth_... For user-delegated access

Base URL & Versioning

  • Production: https://api.acmepay.com/v2
  • Sandbox: https://sandbox.acmepay.com/v2

Endpoints

Create a Charge

POST /v2/charges
Parameter Type Required Description
amount integer Yes Amount in cents
currency string Yes Three-letter ISO currency code
source string Yes Payment source token
description string No Charge description

Response (201 Created):

{
"id": "ch_1234567890",
"amount": 2000,
"currency": "usd",
"status": "succeeded"
}

Error Handling

Code Meaning Action
400 Bad Request Check request parameters
401 Unauthorized Verify API key
429 Rate Limited Retry after Retry-After header

Rate Limits

  • Standard: 100 requests/minute
  • Premium: 1,000 requests/minute

Rate limit headers are included in every response: X-RateLimit-Remaining, X-RateLimit-Reset.

Don't start from a blank template

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Bring what you already have: meeting notes, an old PDF, a spreadsheet, a walkthrough recording. Docsie AI drafts every section of this api reference guide template in the structure above, then exports to Word, PDF, or Markdown for review and signoff.

Free to try. The template above was itself generated by Docsie — see it work on real videos at /tutorials/.

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Template FAQ

API Reference Guide Template FAQ

Common questions about downloading and generating a api reference guide template.

Using This Template

Q: What is a api reference guide template?

A: A api reference guide template is a structured document for complete reference for [api] endpoints and authentication.

Q: Is the api reference guide template really free?

A: Yes. The api reference guide template is completely free to download in Word (DOCX), PDF, and Markdown formats. No signup or credit card required to download.

Q: How do I turn a video into a aPI Reference Guide?

A: Upload a process walkthrough, training recording, or screen capture to Docsie. The AI analyzes the video and generates a complete aPI Reference Guide using this template's structure — every required field auto-filled from the footage.

Q: Can I edit the api reference guide template after downloading?

A: Yes. The DOCX format opens in Microsoft Word or Google Docs. The Markdown format imports into Notion, Confluence, Docsie, or any markdown editor. Customize fields, add your branding, and adapt to your internal workflow.