Thunderdome B2B SaaS AI Visibility Index

← Communications APIs (CPaaS) ranking

Budget & alternatives · Prompt 8 of 8 · July 2026

A real buyer question from the July 2026 snapshot, asked 3× to each of the three models. 9 answers recorded.

“What's the best alternative to the biggest SMS API providers?”

ChatGPT answered 3× this snapshot

…strong contenders that people actually switch to: If you want cheaper SMS at scale: Telnyx — often the go-to Twilio alternative. Lower pricing, solid API, good for US-heavy traffic, decent global coverage. Plivo — cheaper than Twilio, simple API, reliable. Not as feature-rich, but good for straightforward messaging. If you want strong global coverage: Sinch — big infrastructure, especially strong in Europe.…

Named across its answers: 1. Telnyx2. Plivo3. Bandwidth4. Infobip5. Telesign

Verbatim excerpt from one collected ChatGPT answer; formatting flattened, words untouched.

Telnyx dominates this question, earning a first-mention 6 of 9 times across all three models, while Plivo holds a tighter average position of 2.0 but leads only once. Twilio, the category's top-ranked brand overall, is absent from all 9 answers, meaning budget-focused buyers are being steered entirely away from it.

AI-generated read of the July 2026 measurements.

Who wins this question

Contested Consensus

All three models name Telnyx, Plivo, Bandwidth and Sinch on this question.

ChatGPTClaudeGemini mentioned · first · avg. pos
Plivo 223221222 9/9 · 1× first · #2
Telnyx 111357111 9/9 · 6× first · #2.3
Bandwidth 53247633 8/9 · never first · #4.1
Sinch 38635374 8/9 · never first · #4.9
Infobip 475866 6/9 · never first · #6
ClickSend 8710455 6/9 · never first · #6.5
Bird 45434 5/9 · never first · #4
Vonage 112 3/9 · 2× first · #1.3
Telesign 9118 3/9 · never first · #9.3
Routee 96 2/9 · never first · #7.5
AWS SNS 106 2/9 · never first · #8
Textbelt 107 2/9 · never first · #8.5

Each square is one collected answer; the number is the brand's position in that answer. Lime = the very first recommendation. Unlinked brands were named by the models here but sit outside this category's published top 15 overall. Showing the top 12 of 24 brands named at least once. Never mentioned here: Twilio, Microsoft Azure Communication Services, Azure Communication Services, SendGrid, Amazon SNS.

Build variants of this question: the Communications APIs (CPaaS) prompt tree → ← Previous prompt

Part of the Communications APIs (CPaaS) snapshot: 72 answers across 8 prompts. Full category ranking · Compare brands head-to-head · Methodology.