Bandwidth Build free trial

Bandwidth Build is a self-serve trial of its voice, SIP trunking and messaging APIs, with 3,000 preloaded credits and one US number.

BandwidthUpdated monthly · checked 22 h ago

Bandwidth Build free trial is a developer tools perk from Bandwidth, offering 3,000 credits, one US number, with no funding required.

Value: 3,000 credits
Who qualifies: No funding needed
Benefit type: Free trial
Terms: Verified

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While you apply

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What you get

Inside Bandwidth Build free trial

Bandwidth Build gives 3,000 preloaded trial credits for Voice or Messaging API usage, one US local number, and a 30-day trial of the Messaging API, with no credit card required to start. After the initial credits are used, a credit card is needed to keep building. Messaging is then priced per message, from $0.004 for US 10DLC and $0.007 for US toll-free.

Source: The provider's official program page

Eligibility

Who it's for

Free trial Any startup No card

Funding / backing: No funding needed
Geography: Global
Recurring / expiry: Trial credits are one-time; Messaging API access is a 30-day trial.
Other requirements: One U.S. phone number only. Messaging API access is a 30-day trial, and a credit card is needed after the initial credits are used.

How to claim

How to apply for Bandwidth Build free trial

What to have ready

A payment method / paid account on file

Steps to apply

1Sign up at bandwidth.com/build-sign-up, provision a US local number
2make a call or send a message.

Good to know: Plans read on bandwidth.com/build-sign-up and bandwidth.com/pricing on October 28, 2026.

Apply at Bandwidth

Source: The provider's official program page

Value is the headline maximum Bandwidth advertises. What your company actually receives depends on your eligibility and how you use the program, and terms can change. A comparison, not endorsed by the programs listed. A link labeled as a referral link may earn us a commission, and a program labeled Same owner comes from the company that runs StartupPerks. Confirm current terms on the provider's page.

Questions

Bandwidth Build free trial: common questions

What do you get with Bandwidth Build free trial?

Bandwidth Build free trial offers 3,000 credits, one US number.

Who qualifies for Bandwidth Build free trial?

Bandwidth Build free trial is open to any startup, with no funding required. One U.S. phone number only. Messaging API access is a 30-day trial, and a credit card is needed after the initial credits are used.

Do I need to be VC-backed or in an accelerator to get Bandwidth Build free trial?

No. Bandwidth Build free trial is open to any startup that meets the stated criteria, no investor or accelerator backing required.

How do I apply for Bandwidth Build free trial?

How long do I have to use Bandwidth Build free trial, and does it expire?

Trial credits are one-time; Messaging API access is a 30-day trial.

Is Bandwidth Build free trial available outside the US?

Bandwidth Build free trial is available globally, subject to the provider's terms.

Free SMS APIs, comparedBandwidth's free credit next to every other free SMS APIWhat each SMS and messaging API gives you free today, its main limit and what paid messages cost, read from each provider's own page.