Gladia vs Speechmatics
Gladia
gladia.io
Speechmatics
speechmatics.comSide by side
| Figure | Gladia | Speechmatics |
|---|---|---|
| Price from | $0.20/mo | $0.01/mo |
| Free plan | Yes | Yes |
| Free trial | Yes | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | Yes | Yes |
| macOS | Yes | Yes |
| Linux | — | Yes |
| API | Yes | Yes |
| Self-hosted | — | Yes |
| Plans published | 7 | 12 |
| Spec score · Speech Recognition Software | 8.9 (#4) | 8.9 (#7) |
| Spec score · Speech-to-Text Software | 8.9 (#6) | 8.9 (#9) |
| Spec score · Transcription tools | 9.0 (#5) | 9.2 (#2) |
| Spec score · Audio Transcription Software | 8.9 (#7) | 8.8 (#15) |
| Audio intelligence | The site lists speaker diarization, sentiment analysis, PII redaction, entity detection, and audio-to-LLM processing among its capabilities. | The platform exposes sentiment, topic detection, summaries and automatic chapters for audio. |
| Headquarters | Rennes, France | Cambridge, United Kingdom |
| Integrations | The site names Pipecat, LiveKit, Twilio, and Retell integrations, plus Zapier, Make, and n8n connectors. | Official integration documentation lists LiveKit, Pipecat, Vapi and Zapier. |
| Languages | The Starter plan includes automatic language detection and switching and supports 100+ languages. | The service advertises speech recognition in more than 55 languages, including mixed-language conversations. |
| Security | The Compliance Hub says customer data is not used for model training by default and describes encryption at rest and in transit. | Speechmatics states it is ISO/IEC 27001:2022 accredited, GDPR compliant, HIPAA compliant and SOC 2 Type II certified. |
| Support | Starter and Growth include help center and Discord support; Enterprise includes premium support with dedicated Slack and an account manager. | Self-serve support includes community, portal chat and email; enterprise support includes a dedicated customer success manager and solutions engineer. |
Plans
Gladia
- Starter - asynchronous$0.61 a month
- Starter - real-time$0.75 a month
- Growth - asynchronous$0.20 a month
- Growth - real-time$0.25 a month
- StarterFree
- EnterprisePrice not published
- GrowthPriced on request
Speechmatics
- FreeFree
- Text to Speech$0.01 a month
- Text to Speech$0.01, paid once
- Melia 1$0.12, paid once
- Melia 1$0.12 a month
- Oak 1 Medical$0.15, paid once
- Oak 1 Medical$0.15 a month
- Standard$0.23 a month
- Standard$0.23, paid once
- Enhanced$0.38 a month
In their own words
Gladia
Gladia provides audio infrastructure through an API for recording, transcribing, and enriching audio. It offers asynchronous and real-time transcription, including live streaming, with Starter supporting 100+ languages and automatic language detection and switching. Listed audio tools include speaker diarization, sentiment analysis, PII redaction, entity detection, and audio-to-LLM processing. Developers can use Python or Node.js SDKs, WebSocket streaming, or REST uploads; named integrations include Pipecat, LiveKit, Twilio, Retell, Zapier, Make, and n8n. Transcripts can include speaker labels and timestamps, and SRT and VTT are listed export formats. Starter is listed at free and includes 50€ in one-time credits that do not expire. Flexible pay-as-you-go Starter rates are $0.61 a month for asynchronous transcription and $0.75 a month for real-time transcription. Hourly call and total audio limits vary by tier. Gladia also offers GladiaFlow, a desktop voice dictation app for Mac and Windows; its code is available under the MIT license.
Speechmatics
Speechmatics provides APIs for speech-to-text, voice agents, and text-to-speech, processing recorded files or live audio. Speech-to-text supports more than 55 languages, including conversations that switch languages mid-sentence. The company says real-time transcription can return results in less than one second; speaker diarization and custom vocabulary support speaker identification and specialized terms. Listed uses include healthcare, voice agents, live captioning, contact center analytics, legal transcription, and meeting platforms. Deployment options include SaaS, multi-region cloud, on-premises containers and virtual appliances, on-device, and hybrid cloud with on-premises; availability varies by plan. The service is available through API and on Linux, macOS, Windows, web, and self-hosted platforms. The free plan provides $100 in credits, requires no credit card, and allows two concurrent real-time sessions. Usage-based options include text-to-speech at $0.01 per once and transcription plans priced per hour. Speechmatics states it is ISO/IEC 27001:2022 accredited, GDPR compliant, HIPAA compliant, and SOC 2 Type II certified. It says data is encrypted at rest with AES 256 and in transit using TLS 1.2 or higher.