Companies

Captions

captions.ai

AI video company building an editor, generator, foundation models, and APIs for creators and businesses.

HQNew York, New York, United States
Employees1000+
Funding$100M
Valuation$500M
Revenue$6.1M ARR
14 active roles
Profile 8mo agoJobs checked 3d ago
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About

Captions is the flagship product of Mirage, an AI video company building an all-in-one editor, generator, foundation models, and APIs. It serves creators, marketers, agencies, and businesses, differentiating through proprietary audio/video models, AI avatars and digital twins, automated editing, and scalable video-generation workflows.

Market

Captions competes in the AI video creation, editing, localization, and synthetic-media market, serving creators, small businesses, brands, and enterprise marketing teams. Its positioning is broader than a standalone captioning or clipping tool: it combines professional-style editing, generative video, AI actors, automated captions, dubbing, and other media generation in one platform, supported by multimodal foundation models that treat audio, video, and text together. The company is now branded Mirage, formerly Captions, reflecting its expanded emphasis on full-stack AI video research and generation.

Target Customers

Captions targets individual content creators, UGC influencers, and small-business owners producing social, marketing, and advertising videos. It also serves brand and enterprise marketing teams that need to create and scale video content with team workflows and enterprise-oriented capabilities.

At a Glance

Problem

Captions addresses the time, skill, and production bottleneck involved in making polished video for social media, marketing, and audience growth. Its core pain point is that conventional editing depends on a complex manual timeline and specialized effort; Captions positions itself as requiring “no editing” for small-business marketing videos. The main use case is enabling small businesses, creators, and UGC influencers to turn an idea—or a script and avatar—into ready-to-share social content and ads without a camera crew or professional editor. The economics are therefore primarily about reducing the labor and production cost of repeated video creation, while offering a subscription alternative to hiring editing help.

Product / Service

Captions is an AI video generator and editor delivered through its app and online editing experience. Users can create fully produced videos, edit through prompts or one-tap tools rather than a traditional timeline, automatically generate captions and subtitles, and create videos without filming by writing a script and selecting an AI avatar. They can also create an AI Twin from uploaded footage, a short recording, or a selfie, allowing the same digital persona to be reused across different topics.

The benefit is faster, more accessible video production: AI handles much of the editing and generation work, while users retain control over the idea, script, avatar, and requested changes. The business model is freemium and subscription-based, with a free tier and paid credit plans; the Basic plan is listed at $9.99 per month for 200 credits, with higher tiers for heavier generation and editing usage.

Market

Captions competes in AI-assisted video creation and editing, at the intersection of short-form social video, creator tools, small-business marketing software, and generative-avatar video. Practical substitutes include CapCut, which competes as a free mobile editor, and Submagic, which focuses on short-form videos, captions, and B-roll. The broader competitive set also includes conventional online video editors and specialized avatar-generation tools, but Captions differentiates by combining editing, generation, captions, prompt-based workflows, and reusable digital twins in one product.

The company is well beyond pre-revenue in product traction, although the evidence does not disclose revenue. More than 20 million people use Captions, and the company announced $60 million in Series C financing in July 2024, bringing total funding to $100 million. The corporate entity rebranded from Captions to Mirage in September 2025, while Captions remains the named content-creation and editing platform, so the relevant current framing is Captions as Mirage’s flagship consumer and business video product.

Founders & Leadership

Gaurav MisraFounder
Co-Founder and CEO
Dwight ChurchillFounder
Co-Founder and COO

Funding History

2022-04
Seed$15M

Andreessen Horowitz (a16z), Sequoia Capital

Undisclosed
Series AUndisclosed

Sequoia Capital, Andreessen Horowitz

2023-06
Series B$25M

Kleiner Perkins

2024-07
Series C$60M

Index Ventures

2026-03
Series D / Growth Financing$75M

General Catalyst Customer Value Fund

Recent News

2026-09-24product_launch
Parahelp features its end-to-end AI support agent in a public launch announcement

On Sep 24, Parahelp was featured in a public launch announcement for its AI support agent, which works with companies’ existing tools to resolve support tickets end-to-end. The announcement also cited a Captions case study reporting that Parahelp resolved 46% of all support tickets within seven days of implementation.

2026-08-17other
Captions announces 24-hour AI-generated Mirage News Network experiment

Captions/Mirage announced on August 17 that it had run a 24-hour AI-generated news network. The anchors, voices, motion graphics, and guest interviews were generated with its models; the experiment ran on one machine orchestrated by Claude and used licensed newswire footage and reporting.

2026-03-24funding
Announcing Mirage's $75M growth financing with General Catalyst

Mirage, the company formerly known as Captions, announced $75 million in growth financing from General Catalyst. The company said the financing brought total funding to $175 million and would support its next phase of growth.

2025-10-28partnership
How HubSpot built better campaigns with Mirage

Captions published a HubSpot case study describing how HubSpot integrated Captions into its creative workflow to increase video output while reducing production costs.

2025-09-04product_launch
Introducing Mirage: The Future of Video Starts Now

Captions announced that it was changing its company name to Mirage, reflecting an expanded focus on short-form video, frontier AI research, and foundational video models.

Active Roles

14
Union Square, New York City/HR & Recruiting/3d ago
Union Square, New York City/HR & Recruiting/3d ago
Union Square, New York City/Engineering/3d ago
Union Square, New York City/Engineering/3d ago
Union Square, New York City/Engineering/3d ago
Union Square, New York City/Product/10d ago
Union Square, New York City/Design/10d ago
Union Square, New York City; United States (Remote)/Marketing/16d ago
Union Square, New York City/HR & Recruiting/19d ago
Union Square, New York City/Data & Analytics/19d ago
Union Square, New York City/Design/20d ago
Union Square, New York City/Engineering/20d ago
Union Square, New York City/Engineering/20d ago
Union Square, New York City/Engineering/79d ago

Business Model

Captions monetizes through free-to-start monthly and yearly subscriptions with credit-based feature tiers, plus enterprise plans offering bulk credit discounts. Mirage also sells metered API access for video generation and captioning, billed by video duration.

Products

AI video generator and editorAI Edit, including natural-language editing, automatic cuts, captions, music, and formattingAI actors, avatars, and AI TwinsAutomated captions and translated subtitlesVideo dubbing and translation in 30+ languagesGenerative media tools for B-roll, images, music, sound effects, and voiceoversEnterprise AI video platform for marketing teams

Customers

KingHubSpotComcastCompassInStyleFOXHarvard UniversityAmoAditorResponsive MediaCoreWeaveEncord

Tech Stack

Multimodal foundation models spanning audio, video, and textAudio-driven generative video modelsGenerative AI for video, images, music, sound effects, and voiceoversAI actors, avatars, and AI TwinsSpeech transcription, captioning, dubbing, and translationNatural-language AI video editing

Competitors

Submagic
OpusClip
Descript
VEED.io
CapCut

Key Investors

Index Ventures, Kleiner Perkins, Andreessen Horowitz, SV Angel, Adobe Ventures, HubSpot Ventures