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How to Connect AssemblyAI with OpenAI API (2026)

AssemblyAI

AssemblyAI

★★★★ 4.4
Ai Api Speech Api

Accurate speech-to-text API with built-in audio intelligence features like summarization, sentiment analysis, and topic detection.

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OpenAI API

★★★★ 4.7
Ai Api Llm Api

Access GPT-4o and other OpenAI models for text generation, reasoning, and multimodal tasks.

Full Review

About These Tools

AssemblyAI: Accurate speech-to-text API with built-in audio intelligence features like summarization, sentiment analysis, and topic detection.

OpenAI API: Access GPT-4o and other OpenAI models for text generation, reasoning, and multimodal tasks.

Key Features

AssemblyAI

  • Speech-to-text
  • Speaker diarization
  • Summarization
  • Sentiment analysis
  • Topic detection
  • PII redaction

OpenAI API

  • GPT-4o
  • GPT-4 Turbo
  • Function calling
  • JSON mode
  • Vision input
  • Streaming

Pricing

AssemblyAI

Pay-per-use $-$$$

OpenAI API

Pay-per-use $-$$$$

Detailed integration guide coming soon. We're researching the specific ways AssemblyAI and OpenAI API work together — including native integrations, third-party connectors, and API options. Check back for a complete step-by-step guide.

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