MSG91 has a Proven Score of 52/100 (Established). Sendbird has a Proven Score of 51/100 (Established). MSG91 ranks higher in Communications APIs. Both are in Communications APIs on the Proven Trust Index. Vendors cannot pay to change a score. Scores can't be bought.
| Input | MSG91 | Sendbird |
|---|---|---|
| Proven marketplaces | 3.3 / 15 | 3.3 / 15 |
| Member redemption clicks | 7.3 / 15 | 1.2 / 15 |
| Client quality | 20 / 20 | 20 / 20 |
| Operating tenure | 10 / 10 | 8.7 / 10 |
| Market standing | 0 / 10 | 6 / 10 |
| Connected relationships | 3.3 / 10 | 3.9 / 10 |
| Connected data | 0 / 5 | 0 / 5 |
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MSG91 · Sendbird · Best Communications APIs for startups, ranked by the Proven Trust Index
Data updated 2026-10-27.
Source: Proven platform data, public records and vendor websites. Vendors cannot pay to change a score. Scores can't be bought. Data updated 2026-10-27. About the data · Proven