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Head-to-head · Fax APIs

OpenText Core Fax Management API vs Openfax Cloud Fax API

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score OpenText Core Fax Management API #5 in Fax APIs 8.9/10 Pricing on request ✓ 4 of 4 features Visit OpenText
Openfax Cloud Fax API #7 in Fax APIs 8.7/10 Paid ✓ 4 of 4 features Visit Openfax

OpenText Core Fax Management API leads on 0 checks, Openfax Cloud Fax API on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreOpenText Core Fax Management API · 8.9/10

OpenText Core Fax Management API scores higher on our rubric for fax apis: 8.9 against 8.7 out of 10; our editors rank them #5 and #7.

OpenText Core Fax Management API is the better fit for enterprise teams needing governance and integrations. Openfax Cloud Fax API is the better fit for teams sending broadcasts or mail-merge faxes.

  • OpenText Core Fax Management API fits best

    Enterprise teams needing governance and integrations

  • Openfax Cloud Fax API fits best

    Teams sending broadcasts or mail-merge faxes

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Side by side

Feature OpenText Core Fax Management API 8.9/10 Visit ↗ Openfax Cloud Fax API 8.7/10 Visit ↗
At a glance
Editor score 8.9 8.7
Ranking #5 in Fax APIs #7 in Fax APIs
Best for Enterprise teams needing governance and integrations Teams sending broadcasts or mail-merge faxes
Pricing model Paid Paid
Starting price Pricing on request $0.03/unit usage-based
Free plan Not checked yet —
Free trial — —
Deployment Cloud Cloud
Support Docs, Community Email, Live chat, Phone, Docs
Integrations 19 integrations 3 integrations
Built for Mid-market, Enterprise Small business, Mid-market, Enterprise
Features OpenText Core Fax Management API 4/4 · Openfax Cloud Fax API 4/4
Inbound faxing ✓ ✓
Outbound faxing ✓ ✓
Delivery tracking ✓ ✓
Webhook events ✓ ✓
Specs
API protocol Rest_and_soap Not checked yet
Included pages Not checked yet Not checked yet
Our review
Pros
  • Supports inbound and outbound fax workflows with transmission tracking
  • Offers REST and SOAP APIs plus webhook event callbacks
  • Includes RBAC, SSO, SCIM, directory, audit, and monitoring tools
  • Broadcasts faxes to multiple recipients from one submission
  • Creates mail-merge fax broadcasts from DOCX templates
  • Delivers results through reports, webhooks, email, or AWS S3
Cons
  • Pricing uses a contact-sales model
  • Webhook behavior may require deployment-specific confirmation
  • The broad integration surface may demand enterprise integration planning
  • No recurring API plans are listed
  • Pricing is specified for US-48 and Canada
  • Account number and API key authentication may require developer setup
Our verdict

OpenText Core Fax Management API provides programmatic management of enterprise fax operations through REST and SOAP APIs. It supports inbound and outbound fax workflows, fax status and transmission tracking, webhook callbacks for fax…

Read the review →

Openfax Cloud Fax API provides programmatic fax transmission for developers and organizations that need outbound sending, inbound fax numbers, delivery tracking, and automated result handling. Its scope covers single outbound fax…

Read the review →
  1. OpenText Core Fax Management APIFax APIs 8.9Pricing on request
  2. Openfax Cloud Fax APIFax APIs 8.7Paid

Strengths and trade-offs

  • OpenText Core Fax Management API — where it wins

    • Supports inbound and outbound fax workflows with transmission tracking
    • Offers REST and SOAP APIs plus webhook event callbacks
    • Includes RBAC, SSO, SCIM, directory, audit, and monitoring tools

    Where it doesn't

    • Pricing uses a contact-sales model
    • Webhook behavior may require deployment-specific confirmation
    • The broad integration surface may demand enterprise integration planning

  • Openfax Cloud Fax API — where it wins

    • Broadcasts faxes to multiple recipients from one submission
    • Creates mail-merge fax broadcasts from DOCX templates
    • Delivers results through reports, webhooks, email, or AWS S3

    Where it doesn't

    • No recurring API plans are listed
    • Pricing is specified for US-48 and Canada
    • Account number and API key authentication may require developer setup
  • OpenText Core Fax Management API8.9/10 · Pricing on request

    A mature REST and SOAP fax API suite for regulated, integration-heavy teams.

    Visit OpenTextFull verdict →
  • Openfax Cloud Fax API8.7/10 · Paid

    A focused fax API for teams automating single sends, broadcasts, and inbound delivery.

    Visit OpenfaxFull verdict →

More comparisons

All fax APIs comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update