Clay Bavor

Clay is Co-Founder of Sierra. Previously, Clay spent 18 years at Google, where he most recently led Google Labs. Earlier, he started and led Google’s AR/VR effort, Project Starline, and Google Lens. Before that, Clay led the product and design teams for Google Workspace.

Beiträge von Clay Bavor

Julia Brau Donnelly joins Sierra as Chief Financial Officer

We are excited to announce that Julia Brau Donnelly will be joining Sierra as our Chief Financial Officer.

31. August 2026

Sierra launches in Korea on a blurred blue and red background

Sophisticated agents for the most demanding companies: Sierra launches in Korea

We are excited to announce that we are opening an office in Seoul. South Korea is home to some of the world’s most complex businesses, across the largest industries, and we’re looking forward to serving them.

25. August 2026

Building in Germany, Austria and Switzerland

Wir expandieren nach Deutschland, Österreich und in die Schweiz

Sierra ist stolz darauf, ein Büro in München zu eröffnen, um Unternehmen in Deutschland, Österreich und der Schweiz künftig direkt vor Ort zu unterstützen.

14. August 2026

The word "Personas" on a blurred red, yellow and pink background

Voice Personas kennenlernen

Was ein Agent tut und wie er sich ausdrückt, sind zwei verschiedene Dinge. Mit Voice Personas können Sie jetzt beides gestalten.

7. August 2026

Our partnership with Plaid on a blurred purple and blue background

Plaid and Sierra partner to move AI agents from conversations to business outcomes

Through our partnership, customers can now securely connect their bank accounts with Plaid directly within Sierra’s agent.

3. August 2026

The word "Horizon" on a blurred blue background

Der nächste Horizont für Agenten

Horizon-Agenten orchestrieren ausgehende und eingehende Interaktionen über Tage oder Wochen hinweg – nicht nur einzelne Gespräche. Eine Kontext-Engine und langfristige Planung sorgen dafür, dass jede Interaktion einen wachsenden Vorteil schafft und Ihre Agenten intelligenter werden, je tiefer Ihre Kundenbeziehungen werden. Das ist Sierras ergebnisbasiertes Modell in großem Maßstab: Sie zahlen für Ergebnisse, nicht für Token.

16. Juli 2026

Our partnership with SoftBank Corp. on a blurred red background

Announcing our partnership with SoftBank Corp.

We are excited to announce our partnership with SoftBank Corp., a leading Japan-based telecommunications and IT operator.

14. Juli 2026

Sierra Lands in The 6

We're excited to share that Sierra has opened an office in Toronto — now with about a dozen employees, and a growing number of customers.

21. Mai 2026

Better Customer Experiences Built on Sierra

Bessere Kundenerlebnisse. Mit Sierra entwickelt

Wir nehmen von neuen und bestehenden Investoren 950 Millionen US-Dollar bei einer Bewertung von über 15 Milliarden US-Dollar auf.

4. Mai 2026

Sierra acquires Fragment in France

We are excited to announce the acquisition of Paris-based Fragment, which helps businesses scale their operations using AI, freeing up employees to focus on higher value work.

23. April 2026

Eric Eyken-Sluyters joins Sierra as President of Field Operations

We are excited to announce that Eric Eyken-Sluyters will be joining Sierra to lead our global Sales, Sales Engineering, and Partnerships teams.

1. April 2026

Sierra acquires Opera Tech in Japan

Today, we’re announcing that Sierra has acquired Opera Tech, a Tokyo-based enterprise AI startup.

27. März 2026

Agenten als Dienstleistung

Sierra denkt Software für das Zeitalter der Agenten neu – Sie beschreiben einfach das gewünschte Ergebnis, und intelligente Agenten erstellen, erledigen und verbessern die Arbeit kontinuierlich für Sie. Lernen Sie Ghostwriter kennen: den Agenten, der andere Agenten erstellt und optimiert und Ihre Ideen ohne Klicks, Code oder Komplexität in produktionsreife Kundenerlebnisse verwandelt.

25. März 2026

Text that reads "Building in Australia" on a blurred orange and brown background.

No worries vs please hold: Sierra comes to Australia

We're excited to share that we are opening an office in Sydney, Australia, where we'll partner with leading companies to deliver faster, more human customer experiences.

23. März 2026

White text "Building in Spain" on a blurred, grainy red and cream background

All about the agent: Sierra launches in Spain

Sierra is already working with a number of the biggest businesses in Spain to build better, more human experiences with AI. We’re excited to build deeper partnerships as we open our office in Madrid.

12. März 2026

White text "Year two" on a grainy background with diagonal orange, yellow, and blue color gradients.

Rückblick auf das zweite Jahr

Sierra startet mit über 150 Mio. $ ARR ins dritte Jahr, getragen von der schnellen Akzeptanz bei einigen der weltweit größten Unternehmen. Das Wachstum beruht auf einer einfachen Idee: Wenn KI auf konkrete Aufgaben ausgerichtet ist (statt auf Experimente), können selbst die größten Unternehmen schnell spürbare Ergebnisse erzielen.

6. Februar 2026

Building in France

Sierra is expanding to France, where we'll help leading companies—from luxury houses to aerospace innovators—deliver exceptional customer experiences with AI.

15. Dezember 2025

Aspiring to omotenashi: Sierra launches in Japan

We're excited to share that we're opening a Tokyo office, and SoftBank Vision Fund 2 has invested in Sierra.

4. Dezember 2025

Sierra erreicht die Marke von 100 Mio. $ ARR in 7 Quartalen

Sierra hat gerade 100 Mio. $ ARR erreicht – sieben Quartale nach unserem Start im Februar 2024. Das ist verdammt viel schneller, als wir erwartet hatten, und macht Sierra zu einem der am schnellsten wachsenden Anbieter von Unternehmenssoftware aller Zeiten.

21. November 2025

Change agents: Redfin

Redfin launches first of its kind AI conversational search experience

13. November 2025

Sierra Agent OS 2.0: von Antworten zu Gedächtnis und Handeln

Auf dem Sierra Summit haben wir die Zukunft der KI-Agenten vorgestellt: einen einzigen Agenten, der kanalübergreifend arbeitet, aus jeder Interaktion lernt und echte Kundenbeziehungen aufbaut. Mit acht neuen Produkten, darunter Agent Studio 2.0 und die Agent Data Platform, macht Sierra das Versprechen KI-gestützter Kundenerlebnisse wahr.

5. November 2025

Change agents: Funnel Leasing

Transforming the renter experience: Funnel’s human-first approach to AI

4. November 2025

Singapore, here we come

Sierra is expanding to Southeast Asia with a new Singapore office, strengthening our commitment to helping businesses across the region deliver more human customer experiences with AI.

3. November 2025

Introducing Sierra Summit 2025: the future of AI-powered customer experiences

Big things are coming at Sierra Summit 2025 — our first customer conference — where we’ll reveal new AI innovations and hear from leaders shaping how businesses grow through better, more human customer experiences. Request your spot today.

14. Oktober 2025

There's an agent for that, and it runs on Sierra

Today, we’re announcing that we’ve raised $350M additional capital at a valuation of $10B, led by Greenoaks, which is doubling down on Sierra.

4. September 2025

Gradient background with graduation cap icon

Calling new grads: APX year 2

Are you a college senior or recent graduate? If you’re driven to turn AI theory into practice, make an impact, and learn from some of the best in our industry, we’d love to build with you.

2. September 2025

Change agents: Brex

By building its customer agent with Sierra, Brex has accelerated service by 90%, saved customers over 15,000 hours a year, and empowered both technical and non-technical teams to scale AI across the business.

19. August 2025

Serving customer experience and engineering teams—all from one platform

Sierra’s Agent OS is the only platform that supports both no code and programmatic agent development. Our unique approach enables companies to mix and match—choosing the right approach for their business needs, and scaling their agent development as those needs evolve.

21. Mai 2025

Sierra expands to New York

We’re excited to share that Sierra is opening a New York office, and we’re hiring across agent development and sales.

7. Mai 2025

London calling

We are excited to announce that Suveer Kothari will be joining Sierra as head of our new(ish) London office, which serves companies across the UK and Europe.

15. April 2025

Sierra acquires Receptive AI

We want to ensure that Sierra has the best voice capabilities, and it’s why we’re excited to have acquired Receptive AI. Their voice technology is already integrated into Sierra, enabling companies to build AI agents once and deploy them across any channel.

26. März 2025

Announcing the Sierra APX program

The APX program is an 18-month rotational program that gives new graduates in computer science or a related field the opportunity to work closely with our customers, building AI agents as both an Agent Engineer and an Agent Product Manager.

12. November 2024

Sierra speaks

Voice is here. Sierra's AI agents can now engage consumers with rich, natural conversations over the phone—no wait times, no frustration. Learn how this new capability is reshaping the future of customer service.

9. Oktober 2024

Der Lebenszyklus der Agentenentwicklung

Ein autonomer KI-Agent ist eine neue Art von Software, die einen neuen Entwicklungsansatz erfordert. Sierra hat einen neuartigen, integrierten Ansatz für die Entwicklung von Agenten entwickelt – von der Entwicklung über Tests bis hin zum Release-Management. Wir nennen ihn den Agent Development Life Cycle.

3. Juni 2024

The Guide to AI Agents

AI agents are autonomous software systems that can reason, make decisions, and pursue goals with creativity and flexibility. They’ll soon be everywhere, helping consumers, employees, and businesses alike.

23. Mai 2024

Meet Sierra, the conversational AI platform for businesses

13. Februar 2024

Clay Bavor

Beiträge von Clay Bavor

Julia Brau Donnelly joins Sierra as Chief Financial Officer

Sophisticated agents for the most demanding companies: Sierra launches in Korea