Companies / Gravity Rail / Subprocessors
Gravity Rail provides a platform for building and running automated outreach and inbound workflows across voice, SMS, email, and web. It serves teams that need to reach and engage their populations, such as for enrollment, scheduling, care gaps, and follow-up.
Summarized from its homepage on 10 Nov 2026.
Subprocessors of Gravity Rail
Gravity Rail declares 18 subprocessors, including AI providers Amazon Bedrock, Deepgram, ElevenLabs, Fireworks AI, OpenAI, xAI.
| Subprocessor | Purpose |
|---|---|
| AI model inference (Claude and other models) | |
| Cloud infrastructure, compute, storage, databases, email delivery (SES), frontend hosting (Lambda) | |
| Speech-to-text transcription (cloud Flux Multi); self-hosted multilingual capacity is paused | |
| Text-to-speech synthesis and speech-to-text transcription | |
| AI model inference (open-weight models, e.g. DeepSeek) | |
| Product analytics | |
| AI model inference (Gemini) | |
| Bot detection and abuse prevention | |
| LLM observability and prompt management | |
| Support issue tracking and staff support request triage |
8 more subprocessors
See the full list with purpose, location and first seen date.
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