On the recordRead 4 Oct 202613 facts
Phaxio
Plans and prices
Caller Name
$0.01usage-based
Sender information
Read 4 Oct 2026 · phaxio.com
US & Canada faxing
$0.07usage-based
US & Canada · volume pricing shown for 50,000+ and 100,000+ pages per month
Read 4 Oct 2026 · phaxio.com
International faxing
$0.10usage-based
International destinations · volume pricing shown for 50,000+ and 100,000+ pages per month
Read 4 Oct 2026 · phaxio.com
Phone number
$2a month
US & Canada only (for now)
Read 4 Oct 2026 · phaxio.com
On the record
- API formats
- The maker lists client libraries or examples for cURL, PHP, Node, Ruby, Java, Python, and .NET.phaxio.com · read 4 Oct 2026
- API limit
- The FAQ says accounts can make one API request per second and asks higher-volume users to contact support.phaxio.com · read 4 Oct 2026
- Callback retries
- If a callback URL is unreachable, Phaxio says it retries at increasing intervals through every six hours for three days, and callbacks can also be triggered manually from the web console.phaxio.com · read 4 Oct 2026
- Company
- The About page identifies Phaxio as built by Sinch and says it transmits over 26 million pages per month with 160 thousand active phone numbers.phaxio.com · read 4 Oct 2026
- Dashboard
- Phaxio's dashboard lets users manage faxes and provision phone numbers.phaxio.com · read 4 Oct 2026
- Document formats
- The FAQ lists DOCX, PDF, TIFF, JPG, TXT, HTML, and PNG as supported file types.phaxio.com · read 4 Oct 2026
- Fax reliability
- Features include batching and collision avoidance, cancel timeouts, no throttling, smart routing, and configurable retries.phaxio.com · read 4 Oct 2026
- HIPAA guidance
- The maker says HIPAA compliance requires steps including disabling document storage, enabling two-factor authentication, using HTTPS webhooks, and requesting a BAA.phaxio.com · read 4 Oct 2026
- Integrations
- Barcode data can be posted to an application, and outgoing faxes can include metadata such as order numbers, user IDs, or patient record numbers.phaxio.com · read 4 Oct 2026
- Product
- Phaxio provides an API for sending and receiving faxes through software applications.phaxio.com · read 4 Oct 2026
- Support
- The FAQ directs users with questions to [email protected].phaxio.com · read 4 Oct 2026
- Transport security
- Phaxio states that its API enforces TLS 1.2.phaxio.com · read 4 Oct 2026
- Trial access
- Phaxio offers a free API test key for staging with unlimited API calls.phaxio.com · read 4 Oct 2026
