Agora
Realtime voice, video, conversational AI, avatar, and streaming infrastructure for interactive applications.
10K minutes/mo + 300 minutes
Active · verified 2026-07-17
Free Real-time Voice AI tiers and credits
Compare source-backed free offers from AI providers in Real-time Voice. Records show available allowance details, conditions, official evidence, and review dates.
12 providers · source-backed records with verification dates
View the ranked Real-time Voice comparison
Bluejay
Bluejay provides voice/chat agent simulation, evaluation, and observability.
$25 credit
Active · verified 2026-07-17
Cartesia
Cartesia provides speech, voice, and voice agents.
$1 credit/mo + 20K credits/mo
Active · verified 2026-09-19
Deepgram
Offers speech-to-text, text-to-speech, voice agent and audio intelligence APIs with high accuracy and low latency.
$200 credit
Active · verified 2026-09-19
Future AGI
Future AGI provides agent evaluation, simulation, observability, gateway, and guardrails.
2K credits/mo + 100K requests/mo
Active · verified 2026-07-17
Gladia
Gladia provides speech-to-text and voice agents.
10 hours/mo
Active · verified 2026-07-17
IBM Watson Speech-to-Text
IBM's speech recognition service supporting real-time and batch transcription.
500 minutes/mo
Active · verified 2026-09-13
LiveKit
LiveKit provides open-source and cloud infrastructure for real-time voice and video agents.
1K agent session minutes/mo + $2.5 credits
Active · verified 2026-07-17
Roark
Roark provides voice-agent simulation/evaluation.
Free tier
Active · verified 2026-07-17
Speechmatics
Speechmatics provides speech-to-text, text-to-speech, and voice agents.
$100 credit
Active · verified 2026-09-19
Vapi
Vapi provides pay-as-you-go voice-agent APIs with included calling minutes and a separate conditional startup program.
Free tier
Active · verified 2026-07-17
Veryfi
Veryfi provides document capture, OCR, and structured extraction.
100 documents/mo
Active · verified 2026-07-17