# Amazon Polly vs Deepgram Text-to-Speech (Aura-2, Flux TTS) (slim)

> Amazon Polly has a score of 75.8 (BB) against Deepgram Text-to-Speech (Aura-2, Flux TTS)'s 73 (BB). Both do speech tts. The largest gap is reliability, 30 points. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/amazon-polly-vs-deepgram-tts.md (~1,750 tokens) · this version ~380 tokens · JSON https://www.anchorterminal.com/compare/amazon-polly-vs-deepgram-tts.json · canonical https://www.anchorterminal.com/compare/amazon-polly-vs-deepgram-tts
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-04

Amazon Polly has a score of 75.8 (BB) against Deepgram Text-to-Speech (Aura-2, Flux TTS)'s 73 (BB). Both do speech tts. The largest gap is reliability, 30 points.

- Amazon Polly: BB 75.8, rank #29 of 452 · https://www.anchorterminal.com/tools/amazon-polly.min.md
- Deepgram Text-to-Speech (Aura-2, Flux TTS): BB 73, rank #63 of 452 · https://www.anchorterminal.com/tools/deepgram-tts.min.md
- Pick Amazon Polly for reliability (+30), security & auth (+10), transparency & trust (+5). Pick Deepgram Text-to-Speech (Aura-2, Flux TTS) for schema & documentation (+5), payments & pricing (+20), maintenance & community (+23).

| Category | Amazon Polly | Deepgram Text-to-Speech (Aura-2, Flux TTS) |
| --- | --- | --- |
| Reliability (16%) | 100 | 70 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 90 | 95 |
| Agent ergonomics (13%) | 82 | 82 |
| Security & auth (14%) | 80 | 70 |
| Payments & pricing (10%) | 20 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 50 | 73 |
| Transparency & trust (7%) | 80 | 75 |