D

Deepgram

Infrastructure

Speech-AI company whose transcription, text-to-speech and voice-agent APIs are built into other companies' call-centre and voice products.

Total funding$215M

Valuation$1.3B

Employees—

Founded2015

HeadquartersSan Francisco, USA

StatusPrivate

Products

Selected offerings — the AI products recorded here, not the vendor's full catalogue.

• Deepgram Speech-to-Text API service Sold on its own

  Speech-to-text API supporting 45+ languages with streaming and batch transcription, speaker identification and smart formatting, alongside companion text-to-speech and voice-agent APIs.

• Deepgram Flux TTS API service Sold on its own

  Deepgram's text-to-speech API, marketed on low latency (responses from about 80ms) and on being deployable in the customer's own environment as well as on Deepgram's cloud.

• Deepgram Voice Agent API API service Sold on its own

  A single API for building real-time voice agents, combining Deepgram's speech-to-text and text-to-speech with LLM orchestration.

• Deepgram Audio Intelligence API service Sold on its own

  Language-understanding features layered on Deepgram's speech recognition — summarisation, topic and intent detection over conversational audio.

Closest alternatives 3

SSpeechmaticsPrivateSpeechmatics' own /deepgram-alternative page positions itself as the direct alternative to Deepgram for speech-to-text buyers and runs a feature-by-feature comparison (accuracy, languages, pricing, deployment).4 of 5 capabilitiesShared product typeSourced competitorTurn speech into textCompareAAssemblyAIPrivate · $115M raised1 of 5 capabilitiesShared product typeSourced competitorTurn speech into textCompareCCartesiaPrivate2 of 5 capabilitiesShared product typeSourced competitorTurn speech into textCompare

Similar products 57

How this list is ranked ↗

NCNAVER CloudPrivateDeepgram Flux TTS and CLOVA Voice do comparable work on text to speech; both also serve buyers who need to create synthetic voice and audio; NAVER Cloud's scale not recorded.4 of 5 capabilitiesShared product typeCompareRAResemble AIPrivateDeepgram Flux TTS and Resemble Text-to-Speech do comparable work on text to speech; both also serve buyers who need to create synthetic voice and audio; Resemble AI's scale not recorded.3 of 5 capabilitiesShared product typeCompareHAHume AIPrivateDeepgram Flux TTS and Octave TTS do comparable work on text to speech; both also serve buyers who need to create synthetic voice and audio; Hume AI's scale not recorded.2 of 5 capabilitiesShared product typeCompareUUniphorePrivate · $2.5BDeepgram Speech-to-Text and Self-Service Agent do comparable work on speech to text and voice agent; both also serve buyers who need to create synthetic voice and audio and turn speech into text; ships application, data service and 1 more rather than the same layer.4 of 5 capabilitiesDifferent layerSame scale bandCompareFAFireworks AIPrivate · $17.5BDeepgram Audio Intelligence and Fireworks Speech Recognition do comparable work on speech to text; both also serve buyers who need to turn speech into text; larger scale (private).2 of 5 capabilitiesShared product typeLarger scaleCompareHCHuawei CloudPrivateDeepgram Audio Intelligence and Short Sentence Recognition do comparable work on speech to text; both also serve buyers who need to turn speech into text; Huawei Cloud's scale not recorded.1 of 5 capabilitiesShared product typeComparePPlayAIPrivateDeepgram Flux TTS and Play.ht do comparable work on text to speech; both also serve buyers who need to create synthetic voice and audio; PlayAI's scale not recorded.1 of 5 capabilitiesShared product typeCompareEElevenLabsPrivate · $11BDeepgram Flux TTS and ElevenLabs Text to Speech do comparable work on text to speech; both also serve buyers who need to create synthetic voice and audio; larger scale (private).3 of 5 capabilitiesShared product typeLarger scaleCompareTTencentPublic · $510.1BDeepgram Flux TTS and Tencent Cloud TTS do comparable work on text to speech; both also serve buyers who need to create synthetic voice and audio; larger scale (public).4 of 5 capabilitiesShared product typeLarger scaleCompareXxAIAcquired ($230B deal)Deepgram Speech-to-Text and Grok Voice do comparable work on speech to text and voice agent; both also serve buyers who need to create synthetic voice and audio and turn speech into text; xAI is acquired, with no independent scale.5 of 5 capabilitiesShared product typeCompareWFWispr FlowPrivate · $2BDeepgram Audio Intelligence and Wispr Flow Notetaker do comparable work on speech to text and summarization; both also serve buyers who need to turn speech into text; ships application rather than the same layer.2 of 5 capabilitiesDifferent layerSame scale bandCompareRRespeecherPrivate · $4M raisedDeepgram Flux TTS and Respeecher Text-to-Speech API do comparable work on text to speech; both also serve buyers who need to create synthetic voice and audio; similar scale (private).2 of 5 capabilitiesShared product typeCompareOOraclePublic · $454.4BDeepgram Speech-to-Text and OCI Speech do comparable work on speech to text; both also serve buyers who need to create synthetic voice and audio and turn speech into text; larger scale (public).4 of 5 capabilitiesShared product typeLarger scaleCompareYYandexPublicDeepgram Speech-to-Text and Yandex SpeechKit do comparable work on speech to text and voice agent; both also serve buyers who need to create synthetic voice and audio and turn speech into text; Yandex's scale not recorded.4 of 5 capabilitiesShared product typeCompareAAmazonPublic · $2.8TDeepgram Flux TTS and Amazon Polly do comparable work on text to speech; both also serve buyers who need to create synthetic voice and audio; larger scale (public).4 of 5 capabilitiesShared product typeLarger scaleCompareIIBMPublic · $216.6BDeepgram Flux TTS and IBM Watson Text to Speech do comparable work on text to speech; both also serve buyers who need to create synthetic voice and audio; larger scale (public).4 of 5 capabilitiesShared product typeLarger scaleCompareCCerencePublic · $384.9MDeepgram Voice Agent API and Mobile Work Agent do comparable work on voice agent; smaller scale (public); ships AI agent, application and 2 more rather than the same layer.4 of 5 capabilitiesDifferent layerSmaller scaleCompareWLWellSaid LabsPrivateDeepgram Flux TTS and WellSaid Labs voice platform do comparable work on text to speech; both also serve buyers who need to create synthetic voice and audio; WellSaid Labs's scale not recorded; ships application rather than the same layer.1 of 5 capabilitiesDifferent layerCompareAAlphabet (Google)Public · $4.2TDeepgram Flux TTS and Cloud Text-to-Speech do comparable work on text to speech; both also serve buyers who need to create synthetic voice and audio; larger scale (public).5 of 5 capabilitiesShared product typeLarger scaleCompareGGranolaPrivate · $1.5BDeepgram Audio Intelligence and Granola do comparable work on speech to text and summarization; both also serve buyers who need to turn speech into text; ships application rather than the same layer.2 of 5 capabilitiesDifferent layerSame scale bandCompareMAMistral AIPrivate · $13.8BDeepgram Speech-to-Text and Mistral Speech do comparable work on speech to text and voice agent; both also serve buyers who need to create synthetic voice and audio and turn speech into text; larger scale (private).4 of 5 capabilitiesShared product typeLarger scaleCompareSStepFunPrivate · $10BDeepgram Speech-to-Text and 阶跃星辰 AI Studio (StepFun AI Studio) do comparable work on speech to text and voice agent; both also serve buyers who need to create synthetic voice and audio and turn speech into text; larger scale (private).4 of 5 capabilitiesShared product typeLarger scaleCompareZZoomPublic · $28.7BDeepgram Audio Intelligence and Zoom Scribe API do comparable work on speech to text; both also serve buyers who need to turn speech into text; larger scale (public).5 of 5 capabilitiesShared product typeLarger scaleCompareRRunPodPrivateDeepgram Flux TTS and Public Endpoints do comparable work on text to speech; both also serve buyers who need to create synthetic voice and audio; RunPod's scale not recorded; ships developer tool, infrastructure service and 2 more rather than the same layer.1 of 5 capabilitiesDifferent layerCompareFRFurhat RoboticsPrivateDeepgram Speech-to-Text and Furhat robot do comparable work on speech to text and voice agent; both also serve buyers who need to create synthetic voice and audio; Furhat Robotics's scale not recorded; ships platform and robot rather than the same layer.3 of 5 capabilitiesDifferent layerCompareSESamsung ElectronicsPublic · $1.2TDeepgram Speech-to-Text and Bixby do comparable work on speech to text and voice agent; both also serve buyers who need to create synthetic voice and audio and turn speech into text; larger scale (public); ships application, hardware and 1 more rather than the same layer.2 of 5 capabilitiesDifferent layerLarger scaleCompareLLinagoraPrivateDeepgram Audio Intelligence and LinTO do comparable work on speech to text and summarization; both also serve buyers who need to turn speech into text; Linagora's scale not recorded; ships application rather than the same layer.2 of 5 capabilitiesDifferent layerCompareSSpeakPrivate · $162M raisedDeepgram Speech-to-Text and Speak do comparable work on speech to text and voice agent; both also serve buyers who need to create synthetic voice and audio and turn speech into text; ships application rather than the same layer.2 of 5 capabilitiesDifferent layerSame scale bandCompareBBridgeMindPrivateDeepgram Audio Intelligence and BridgeVoice do comparable work on speech to text; both also serve buyers who need to turn speech into text; BridgeMind's scale not recorded; ships agent platform and application rather than the same layer.2 of 5 capabilitiesDifferent layerCompareVSVerint SystemsAcquiredDeepgram Audio Intelligence and Verint Da Vinci AI and Bots do comparable work on speech to text and summarization; both also serve buyers who need to turn speech into text; Verint Systems is acquired, with no independent scale; ships agent platform, application and 2 more rather than the same layer.3 of 5 capabilitiesDifferent layerCompareAAbridgePrivate · $5.3BDeepgram Audio Intelligence and Abridge do comparable work on speech to text and summarization; both also serve buyers who need to turn speech into text; ships application rather than the same layer.2 of 5 capabilitiesDifferent layerSame scale bandCompareSASarvam AIPrivate · $275M raisedDeepgram Flux TTS and Sarvam Text to Speech do comparable work on text to speech; same layer and the same scale band (growth-stage private).3 of 5 capabilitiesShared product typeSame scale bandCompareFFathomAcquiredDeepgram Audio Intelligence and Fathom do comparable work on speech to text and summarization; both also serve buyers who need to turn speech into text; Fathom is acquired, with no independent scale; ships application rather than the same layer.2 of 5 capabilitiesDifferent layerCompareHHeyGenPrivate · $500MDeepgram Flux TTS and HeyGen Video Translator do comparable work on text to speech; both also serve buyers who need to create synthetic voice and audio; smaller scale (private).1 of 5 capabilitiesShared product typeSmaller scaleCompareRRingCentralPublic · $2.3BDeepgram Audio Intelligence and AI Conversation Expert (ACE) do comparable work on speech to text and summarization; similar scale (public); ships application rather than the same layer.2 of 5 capabilitiesDifferent layerCompareGGensparkPrivate · $645M raisedDeepgram Audio Intelligence and Speakly do comparable work on speech to text; both also serve buyers who need to turn speech into text; ships AI agent, application and 1 more rather than the same layer.2 of 5 capabilitiesDifferent layerSame scale bandCompareSASoundHound AIPublic · $3.1BDeepgram Voice Agent API and SoundHound Music App do comparable work on voice agent; larger scale (public); ships AI agent, agent platform and 1 more rather than the same layer.2 of 5 capabilitiesDifferent layerLarger scaleCompareNNotionPrivate · $11BDeepgram Audio Intelligence and Notion AI Meeting Notes do comparable work on speech to text; both also serve buyers who need to turn speech into text; larger scale (private); ships AI agent and application rather than the same layer.3 of 5 capabilitiesDifferent layerLarger scaleCompareNNiCEPublic · $6.5BDeepgram Audio Intelligence and CXone do comparable work on speech to text and summarization; both also serve buyers who need to turn speech into text; larger scale (public); ships AI agent, agent platform and 2 more rather than the same layer.4 of 5 capabilitiesDifferent layerLarger scaleCompareKKrispPrivateDeepgram Speech-to-Text and Krisp Voice Isolation SDK do comparable work on speech to text; Krisp's scale not recorded; ships application and developer tool rather than the same layer.2 of 5 capabilitiesDifferent layerCompareDDuolingoPublic · $7.3BDeepgram Audio Intelligence and Duolingo English Test do comparable work on speech to text; both also serve buyers who need to turn speech into text; larger scale (public); ships application rather than the same layer.2 of 5 capabilitiesDifferent layerLarger scaleCompareDDeepLPrivate · $2BDeepgram Audio Intelligence and DeepL Voice for Meetings do comparable work on speech to text; both also serve buyers who need to turn speech into text; ships application and model API rather than the same layer.2 of 5 capabilitiesDifferent layerSame scale bandCompareAAdobePublic · $115.9BDeepgram Speech-to-Text and Adobe Podcast do comparable work on speech to text; both also serve buyers who need to create synthetic voice and audio and turn speech into text; larger scale (public).3 of 5 capabilitiesShared product typeLarger scaleCompareCCiscoPublic · $433.3BDeepgram Audio Intelligence and AI Assistant for Webex Contact Center do comparable work on speech to text and summarization; both also serve buyers who need to turn speech into text; larger scale (public); ships AI agent, application and 1 more rather than the same layer.4 of 5 capabilitiesDifferent layerLarger scaleCompareMMiniMaxPublic · $12.6BDeepgram Flux TTS and MiniMax Audio do comparable work on text to speech; both also serve buyers who need to create synthetic voice and audio; larger scale (public); ships AI agent, application and 1 more rather than the same layer.2 of 5 capabilitiesDifferent layerLarger scaleCompareSSierraPrivate · $15.8BDeepgram Voice Agent API and Sierra do comparable work on voice agent; larger scale (private); ships AI agent, application and 1 more rather than the same layer.2 of 5 capabilitiesDifferent layerLarger scaleCompareOOpenAIPrivate · $852BDeepgram Speech-to-Text and OpenAI API do comparable work on speech to text; both also serve buyers who need to create synthetic voice and audio and turn speech into text; larger scale (private); ships AI agent, agent platform and 2 more rather than the same layer.4 of 5 capabilitiesDifferent layerLarger scaleCompareGGenesysPrivateDeepgram Audio Intelligence and Conversational Intelligence do comparable work on speech to text; both also serve buyers who need to turn speech into text; larger scale (private); ships AI agent, agent platform and 3 more rather than the same layer.4 of 5 capabilitiesDifferent layerCompareOOtter.aiPrivateDeepgram Audio Intelligence and Otter Recruiting Agent both serve buyers who need to turn speech into text; Otter.ai's scale not recorded; ships AI agent and application rather than the same layer.1 of 5 capabilitiesDifferent layerCompareAHAmbience HealthcarePrivate · $1.3BDeepgram Audio Intelligence and Ambience do comparable work on speech to text and summarization; ships application rather than the same layer.2 of 5 capabilitiesDifferent layerSame scale bandCompareZZendeskPrivate · $10.2BDeepgram Flux TTS and Zendesk Contact Center both serve buyers who need to create synthetic voice and audio; larger scale (private); ships AI agent and application rather than the same layer.3 of 5 capabilitiesDifferent layerLarger scaleCompareAAtlassianPublic · $48.2BDeepgram Speech-to-Text and Customer Service Management do comparable work on voice agent; both also serve buyers who need to create synthetic voice and audio; larger scale (public).3 of 5 capabilitiesShared product typeLarger scaleCompareSSynthesiaPrivate · $4BDeepgram Flux TTS and Synthesia do comparable work on text to speech; both also serve buyers who need to create synthetic voice and audio; ships application rather than the same layer.1 of 5 capabilitiesDifferent layerSame scale bandCompareFForethoughtPrivate · $115M raisedDeepgram Voice Agent API and Forethought Voice do comparable work on voice agent; similar scale (private); ships AI agent, agent platform and 1 more rather than the same layer.1 of 5 capabilitiesDifferent layerCompareKHKakao HealthcarePrivateDeepgram Audio Intelligence and PASTA do comparable work on speech to text; both also serve buyers who need to turn speech into text; Kakao Healthcare's scale not recorded; ships application and data service rather than the same layer.1 of 5 capabilitiesDifferent layerCompareXXiao-iPublicDeepgram Speech-to-Text and Xiao-i cognitive intelligence platform do comparable work on voice agent; both also serve buyers who need to create synthetic voice and audio; smaller scale (public); ships application and platform rather than the same layer.1 of 5 capabilitiesDifferent layerCompareLLivePersonAcquiredDeepgram Speech-to-Text and Conversational Cloud do comparable work on voice agent; both also serve buyers who need to create synthetic voice and audio; LivePerson is acquired, with no independent scale; ships AI agent, agent platform and 1 more rather than the same layer.1 of 5 capabilitiesDifferent layerCompare

Closest alternatives are pairs a vendor page itself compares. Similar products are matched from what each product does; nothing in that group is asserted as a rivalry.

Sources

Total funding

News reporting · 13 Jan 2026

"The company has raised over $215 million in funding to date." Recorded as a lower bound; the prior $246M cited builtinsf.com, which states only the $130M round and the $1.3B valuation and never itself states a total.

Valuation

News reporting · 15 Jan 2026

Series C valued Deepgram at $1.3B.

Employees

Checked — none published

No current headcount found: deepgram.com/careers and the Series C release give none.

Founded

Wikipedia · 29 Aug 2026

Founded 2015.

Open Deepgram in the directory

Something wrong here? Send a correction — quote this company id: deepgram.