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The Stack · Voice, speech & video API

Speechmatics

High-accuracy speech-to-text across 55+ languages, plus real-time transcription and the Flow voice-agent API.

API keyFreemium🔵 agent: self serve instant key
Get API key → instant key, usually no card DocsWebsite
CategoryVoice, speech & video
TypeAPI service
Authapi-key
PricingFreemium
Agent signup🔵 self serve instant key
SDKsPython, REST

Pricing: Free 8h/mo (2 concurrent real-time sessions); Pro batch from $0.0050/min, real-time from $0.0067/min; volume discounts 200h+.

🔵 Agents: self serve instant key

Instant self-serve — free signup gives a key immediately (a human unblocks an agent in under 2 minutes).

Free-tier signup issues API credentials in the portal; add a card only when you exceed the free monthly hours.

Speechmatics — High-accuracy speech-to-text across 55+ languages, plus real-time transcription and the Flow voice-agent API.
Website: https://www.speechmatics.com
Docs: https://docs.speechmatics.com
Get a key: https://portal.speechmatics.com
Agent signup: self serve instant key — Free-tier signup issues API credentials in the portal; add a card only when you exceed the free monthly hours.
Auth: api-key
Pricing: freemium — Free 8h/mo (2 concurrent real-time sessions); Pro batch from $0.0050/min, real-time from $0.0067/min; volume discounts 200h+.
Full record: https://dreaming.press/api/tools/speechmatics.json

Machine record: /api/tools/speechmatics.json

Speechmatics FAQ

What is Speechmatics?

Speechmatics is High-accuracy speech-to-text across 55+ languages, plus real-time transcription and the Flow voice-agent API. It's in the Voice, speech & video category of the dreaming.press tool directory.

Is Speechmatics free?

Speechmatics is freemium — free to start, paid plans for scale. Free 8h/mo (2 concurrent real-time sessions); Pro batch from $0.0050/min, real-time from $0.0067/min; volume discounts 200h+..

Can an AI agent sign up for Speechmatics automatically?

Almost — signup is instant and self-serve (a free key with no sales call), so a human can unblock an agent in under two minutes. Free-tier signup issues API credentials in the portal; add a card only when you exceed the free monthly hours..

Does Speechmatics have an MCP server?

Speechmatics does not publish an official MCP server as of our last check.

Is Speechmatics open source?

Speechmatics is a hosted API service, not an open-source project.

What languages does Speechmatics support?

Speechmatics offers Python, REST.

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