Company record

Inworld AI

Updated November 9, 2026 · Presspool

Inworld AI builds realtime voice models, including Realtime TTS-2 text to speech and Realtime STT-1 speech to text, for consumer-facing AI apps. inworld.ai

Funding

• $50 million, round type not disclosed, announced August 2, 2023. No lead named; Lightspeed Venture Partners, Stanford University, Samsung Next and M12 among the investors, at a $500 million valuation. Sources: Inworld AI on LinkedIn, TechCrunch.

Whether AI names Inworld AI

• On the Voice AI map: named or cited in 3 of 48 answers to Presspool's Voice AI questions on November 9, 2026 (ChatGPT 0 of 8, Claude 0 of 8, Perplexity 2 of 8, Gemini 1 of 8, Google AI Mode 0 of 8, Google AI Overviews 0 of 8). See the map. Of the 29 companies on the map, Inworld AI ranked joint 16th by answers naming or citing it in that sample. The other companies AI names most on Voice AI questions: ElevenLabs (36 of 48), Retell AI (24 of 48), Deepgram (23 of 48), Vapi (21 of 48) and Bland (19 of 48). Most often named in the same answers: AssemblyAI (2), Deepgram (2), ElevenLabs (2), Cartesia (1), Modulate (1).

A company counts when an AI answer names it or cites its website. Answers vary from run to run, so each count is a dated sample.

Week by week

Answers that named or cited Inworld AI in each weekly sample of Presspool's Voice AI questions, by the Monday of the sample week. A row is added every week. Copilot answers count through November 2, 2026, the last day Copilot answered. Copilot is no longer asked, so later weeks are not counted on the same apps as earlier ones.

Sources AI cites when it names Inworld AI

Counted over only the answers that named or cited the company. Each count is a dated sample and does not say why the company was named.

Related records

Also on the Voice AI map: AssemblyAI, Assort Health, Bland, Cartesia, Deepdub, Deepgram, Deepslate, ElevenLabs, Fish Audio, Goodcall, Gradium, LiveKit and 16 more on the map.

Lightspeed Venture Partners, named as an investor in this round, led LMArena ($200 million Series B, October 8, 2026), Harvey ($550M, round type not disclosed, September 9, 2026), Sandstone ($30M Series A, June 9, 2026) and Inferact ($150 million Seed, January 22, 2026). It is also named as an investor in Different ($48 million Seed, October 20, 2026) and Avarra ($17 million Series A, October 6, 2026).

Sources

• Own site
• Independent source
• Inworld AI on LinkedIn
• TechCrunch

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