Deepgram vs Defapi vs Soniox vs Microsoft Azure AI Speech

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
Deepgram
vs
Competitor 1
DDefapi
Competitor 2
Soniox
Competitor 3
Microsoft Azure AI Speech
Compare
4 tools · best value per row highlighted
Your tool Deepgram
deepgram.com
Deepgram is a voice AI platform that exposes speech-to-text, text-to-speech and conversational agents through APIs.
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Competitor DDefapi
defapi.org
You know how managing multiple AI provider integrations usually means maintaining separate codebases for each vendor
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Competitor Soniox
soniox.com
Soniox is a speech AI platform that offers real-time speech-to-text, text-to-speech and speech translation through one API.
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Competitor Microsoft Azure AI Speech
azure.microsoft.com
Microsoft Azure AI Speech, now branded Azure Speech in Foundry Tools, is a cloud service for adding voice to applications and agents.
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Traffic estimated monthly website traffic
Monthly visits
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2.4Kvisits/mo
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MoM change
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▼ 42.6%
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6-month growth
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-86.2%
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Global rank web
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#4,650,820
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Avg. last 3 months
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4.8K
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Bounce rate lower is better
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36%
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Pages / visit
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1.4
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Visit duration
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7s
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Traffic sources
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DeepgramDefapiSonioxMicrosoft Azure AI Speech
04.4K8.8K13.3K17.7KDefapi · 11.1KDefapi · 13KDefapi · 12.4KDefapi · 17.7KDefapi · 9.4KDefapi · 6.2KDefapi · 7.6KDefapi · 4.2KDefapi · 2.4K1K10K100KDefapi · 11.1KDefapi · 13KDefapi · 12.4KDefapi · 17.7KDefapi · 9.4KDefapi · 6.2KDefapi · 7.6KDefapi · 4.2KDefapi · 2.4KDec '25Jan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Paid
Paid
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Starting price
Free tier
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Free tier
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Free trial
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API access
Plans
Pay As You Go CustomGrowth $4,000/yrEnterprise Custom
Gemini 3.1 Pro Preview $1/$6/per requestClaude Sonnet 4.6 $1.5/$7.5/per requestClaude Opus 4.6 $2.5/$12.5/per requestSora 2 Stable $0.175+/per request+2 more
Speech-to-Text async $0.10Speech-to-Text real-time $0.12Text-to-Speech $0.70
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Capabilities input → output
Input
TextAudio
ImagesTextAudio
TextAudio
VideoTextAudio
Output
TextAudio
AudioImagesText
TextAudio
VideoTextAudio
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeVoice & SpeechAI APIAI Text-to-Speech+2 more
Development & CodeAI API
Education & LearningVoice & SpeechAI Text-to-SpeechAI Transcription+1 more
Development & CodeEducation & LearningVoice & SpeechAI API+4 more
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
9
4
9
12
APIs
Text to speech
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Transcription
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Developer tools
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Live translations
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Voice agents
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Speech recognition
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Translations
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Voice cloning
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Speech to speech
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Voice assistance
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API integrations
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API management
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Audio translation
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API security
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Call transcriptions
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Speech synthesis
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Video avatars
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
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Saves
0
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Reviews
0
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Prompts
0
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Verified listing
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Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.