A directory of services AI agents can actually use — APIs, tools and merchants with machine-readable interfaces and agent payment protocols. Badges are probe-backed, never self-asserted.
 ElevenLabsMCPOpenAPIllms.txt Text-to-speech, voice cloning, dubbing, and an official MCP server over the audio platform | Speech | ||
 AssemblyAIOpenAPIllms.txt Speech recognition, diarization, and audio intelligence models via API | Speech | ||
 CartesiaOpenAPI Sonic low-latency text-to-speech and voice models built for realtime agents | Speech | ||
 DeepgramOpenAPIllms.txt Speech-to-text and Aura text-to-speech with streaming, sub-200ms first audio | Speech | ||
 OpenAI Speech-to-TextOpenAPI Whisper and gpt-4o-transcribe endpoints for transcription and translation | Speech | ||
 PlayHTOpenAPI Text-to-speech with voice cloning and streaming output | Speech |
Same query as JSON: /api/v1/services?category=hear-speak