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Speechmatics STT

Parity status: Speechmatics STT currently ships in the Python SDK only. The Patter project’s SDK parity rule expects every public provider to land in both SDKs. The TypeScript port is tracked in the SDK feature inventory and will follow once the official @speechmatics/voice Node SDK reaches feature parity with the Python Voice SDK that backs the Python adapter.

Today

Use the Python SDK if you need Speechmatics in production:
See the Python Speechmatics page for the full reference.

Pipeline alternatives in TypeScript

While the TypeScript port is in flight, the closest equivalents in the TypeScript SDK are:
NeedRecommendation (TS)
Multilingual streaming with high accuracyDeepgramSTT with model: "nova-3-multilingual"
Lowest cost per minuteSonioxSTT ($0.002/min)
OpenAI ecosystemOpenAITranscribeSTT with gpt-4o-mini-transcribe
All of these read their API keys from the environment via the same getpatter/stt/<provider> namespace pattern.

Models and rates (Python)

TierRate / min
Pro (default)$0.004
See getpatter/pricing for the canonical rate table.