Best AI & LLM Development Companies in San Francisco

Hello Innovators! Welcome to Just Create App. San Francisco has long been the heart of groundbreaking technology, and today it stands at the forefront of artificial intelligence and large language models. From building intelligent copilots to deploying scalable enterprise AI platforms, companies here are shaping the future of how businesses operate and innovate. These AI…

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Carl Hill

September 1, 2025

24 min read 24 min

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Hello Innovators! Welcome to Just Create App.

San Francisco has long been the heart of groundbreaking technology, and today it stands at the forefront of artificial intelligence and large language models. From building intelligent copilots to deploying scalable enterprise AI platforms, companies here are shaping the future of how businesses operate and innovate.

These AI & LLM development companies don’t just write code—they design smarter solutions that think, learn, and adapt. Whether it’s personalized customer experiences, automated business workflows, or industry-specific AI applications, they combine technical excellence with creative problem-solving.

In essence, San Francisco’s AI leaders are transforming bold ideas into practical, future-ready solutions that empower startups and enterprises alike.

What's inside?

Top 20 AI and LLM Development Companies In San Francisco

Step into the world of innovation with our exclusive list of the Top AI & LLM development companies in San Francisco, carefully chosen to inspire your next big leap in technology! These trailblazing firms are not just building apps—they are crafting intelligent ecosystems powered by large language models, deep learning, and advanced AI engineering.

From creating conversational agents that feel human to designing predictive platforms that transform decision-making, these companies are redefining how businesses in healthcare, finance, retail, and beyond embrace the future.

Unlike the well-known tech giants, our selection shines a light on forward-thinking teams that deliver scalable, customized, and industry-ready AI solutions. With their blend of technical mastery and innovative spirit, they stand ready to convert your boldest ideas into powerful, AI-driven realities.

1. Imbue: Best AI Development Company In San Francisco

Website: https://www.imbue.com
Best for: Developing safe and interpretable large language models for AI reasoning and agentic systems.
Avg. Hourly Rate: Not publicly disclosed.
Services: AI research and development, large language model training, AI agent development, AI safety solutions.
Technologies: Large language models, machine learning, reinforcement learning, Python-based AI frameworks.
Founded in: 2021 (originally founded as Generally Intelligent).
No. of employees: Approximately 30 (based on available web data as of 2025).
Headquarters: San Francisco, CA, USA.
Top Clients: Not publicly disclosed; primarily focused on research and internal AI system development.
Just Create App Rating: 9.2

Imbue is a cutting-edge AI research company based in San Francisco, specializing in the development of safe, interpretable, and robust large language models (LLMs) designed for advanced reasoning and AI agent applications.

Founded in 2021 as Generally Intelligent, Imbue has quickly gained recognition for its mission to accelerate human scientific discovery through AI. The company focuses on building AI systems that align with human values, emphasizing safety and interpretability.

With significant funding, including a $200 million Series B round in 2023, Imbue is a prominent player among San Francisco’s AI and LLM development companies, driving innovation in AI reasoning and agentic systems.

2. World Labs: AI Development Firm San Francisco

Website: https://worldlabs.ai
Best for: Developing advanced spatial intelligence and generative AI for 3D world creation.
Avg. Hourly Rate: Not publicly disclosed.
Services: AI research, spatial intelligence development, large-scale generative AI for 3D environments, machine learning model training.
Technologies: Large language models, generative AI, spatial computing, machine learning frameworks.
Founded in: 2024.
No. of employees: Not publicly disclosed (small team, likely under 50 based on early-stage status).
Headquarters: San Francisco, CA, USA.
Top Clients: Not publicly disclosed; focused on research and platform development.
Just Create App Rating: 9.0

World Labs, founded in 2024 by Fei-Fei Li and others in San Francisco, is a pioneering AI company focused on advancing spatial intelligence and generative AI for creating immersive 3D worlds. The company aims to bridge human and machine understanding of physical spaces through large-scale AI models. Backed by significant funding, including a $100 million round in 2024, World Labs is rapidly emerging as a key player in San Francisco’s AI and LLM development landscape, pushing boundaries in spatial computing and generative AI applications.

3. Together AI: AI And LLM Development Services San Francisco

Website: https://www.together.ai
Best for: Providing decentralized cloud infrastructure and APIs for training, fine-tuning, and deploying large language models.
Avg. Hourly Rate: Not publicly disclosed.
Services: AI model training, fine-tuning, deployment, generative AI solutions, open-source AI research, API development.
Technologies: Large language models, machine learning, decentralized cloud computing, Python-based AI frameworks, APIs.
Founded in: 2022.
No. of employees: Approximately 50–100 (based on available web data as of 2025).
Headquarters: San Francisco, CA, USA.
Top Clients: Not publicly disclosed; serves developers and enterprises across various industries.
Just Create App Rating: 9.3

Together AI, established in 2022 in San Francisco, is a forward-thinking AI company specializing in decentralized cloud infrastructure for developing, fine-tuning, and deploying advanced large language models (LLMs).

With a focus on empowering developers and businesses, Together AI offers robust APIs and tools to streamline AI model training and deployment, making high-performance AI accessible at scale. Backed by $228.5 million in funding, the company supports open-source AI initiatives and provides solutions for generative AI applications, positioning itself as a key innovator in San Francisco’s AI and LLM development ecosystem. Its commitment to efficiency and accessibility drives its growing influence in the industry.

4. Domino Data Lab: Best LLM Development Company In San Francisco

Website: https://www.dominodatalab.com
Best for: Providing enterprise AI platforms for data science and machine learning model development and deployment.
Avg. Hourly Rate: Not publicly disclosed.
Services: Enterprise AI platform, machine learning model management, data science collaboration, model deployment, AI governance.
Technologies: Machine learning, large language models, Python, R, cloud computing, Kubernetes, data science frameworks.
Founded in: 2013.
No. of employees: Approximately 200–300 (based on web data as of 2025).
Headquarters: San Francisco, CA, USA.
Top Clients: Allstate, Bayer, Dell Technologies, Bristol Myers Squibb.
Just Create App Rating: 9.1

Domino Data Lab, founded in 2013 in San Francisco, is a leading enterprise AI platform provider that empowers data scientists and organizations to accelerate the development, deployment, and management of machine learning models, including large language models (LLMs).

The company offers a robust platform that streamlines collaboration, model lifecycle management, and AI governance, enabling businesses to scale AI initiatives efficiently. With over $223 million in funding, Domino Data Lab serves a diverse range of industries, helping clients like Allstate and Bayer harness AI for transformative outcomes.

Its focus on enterprise-grade solutions and seamless integration with modern data science tools solidifies its position as a key player in San Francisco’s AI and LLM development landscape.

5. Cognition AI: Top AI Development Company In San Francisco

Website: https://cognition.ai
Best for: Developing AI software agents for coding and engineering tasks.
Avg. Hourly Rate: Not publicly disclosed.
Services: Applied AI development, AI agent creation, software engineering AI tools, end-to-end AI model deployment.
Technologies: Artificial intelligence, machine learning, large language models, software agent technologies.
Founded in: November 2023.
No. of employees: Approximately 49 (based on available web data as of 2025).
Headquarters: San Francisco, CA, USA.
Top Clients: Not publicly disclosed; primarily focused on product development like Devin AI.
Just Create App Rating: 9.4

Cognition, established in November 2023 in San Francisco, is a pioneering applied AI lab committed to building sophisticated end-to-end software agents that function as collaborative teammates for engineers, allowing them to tackle more complex and creative challenges. Founded by Scott Wu, Steven Hao, and Walden Yan—accomplished individuals with backgrounds in competitive programming and AI innovation—the company has quickly risen in prominence within the AI sector.

Their flagship offering, Devin, represents a breakthrough in AI coding platforms, capable of autonomously handling intricate software engineering tasks from planning to execution. Backed by substantial investments, including a recent $500 million funding round valuing the company at $9.8 billion, Cognition leverages cutting-edge technologies in artificial intelligence and large language models to drive advancements in automated software development.

This focus on practical, high-impact AI solutions positions Cognition as a vital contributor to San Francisco’s vibrant ecosystem of AI and LLM development companies, fostering innovations that redefine productivity in the tech industry.

6. Deepgram: AI Consulting Company San Francisco

Website: https://deepgram.com
Best for: Developing AI-powered speech-to-text, text-to-speech, and voice AI solutions integrated with large language models for enterprise applications.
Avg. Hourly Rate: Not publicly disclosed.
Services: Speech-to-text (STT), text-to-speech (TTS), voice agent APIs, audio intelligence, real-time transcription, conversational AI solutions.
Technologies: Deep learning, machine learning, neural networks, Nova-3 AI model, integration with GPT-based LLMs, waveform analysis.
Founded in: 2015.
No. of employees: Approximately 180–200 (based on web data as of 2025).
Headquarters: San Francisco, CA, USA.
Top Clients: Trusted by over 200,000 developers and leading enterprises; specific clients not publicly disclosed in sources.
Just Create App Rating: 9.0

Deepgram, founded in 2015 in San Francisco, California, is a prominent AI company specializing in voice AI technologies, including advanced speech-to-text, text-to-speech, and voice agent APIs that leverage large language models for enhanced accuracy and understanding.

Originating from machine learning research focused on waveform analysis for scientific applications, Deepgram has grown into a key player in the AI space, offering enterprise-grade solutions for real-time transcription, audio intelligence, and conversational AI.

The company has secured over $56 million in funding and earned accolades such as being named a Forbes Top 50 AI Company to Watch in 2021 and an Inc. Best Workplace in 2021 and 2022. Deepgram’s proprietary Nova-3 model and integrations with GPT variants enable high-performance voice AI that supports diverse use cases across industries.

By providing scalable APIs and tools, Deepgram empowers developers and businesses to build innovative voice-enabled applications, solidifying its role in San Francisco’s dynamic ecosystem of AI and LLM development companies.

7. The Hive.ai: Best LLM Consulting Company San Francisco

Website: https://www.thehive.ai
Best for: Providing AI-driven content moderation, data labeling, and computer vision solutions for enterprise platforms.
Avg. Hourly Rate: Not publicly disclosed.
Services: Content moderation, data annotation, computer vision, AI model training, API-driven AI solutions.
Technologies: Machine learning, deep learning, large language models, computer vision, automated data processing.
Founded in: 2016.
No. of employees: Approximately 200–300 (based on web data as of 2025).
Headquarters: San Francisco, CA, USA.
Top Clients: Reddit, TikTok, Yubo, Activision Blizzard.
Just Create App Rating: 9.2

Hive, established in 2016 in San Francisco, California, is a leading AI company specializing in advanced content moderation, data labeling, and computer vision solutions, leveraging large language models and machine learning to power enterprise platforms.

The company provides API-driven tools that enable businesses to moderate user-generated content, analyze visual and textual data, and train custom AI models with high accuracy. Hive has secured significant funding, reportedly over $120 million, and serves prominent clients like Reddit and TikTok, addressing critical needs in digital safety and content management.

Its proprietary AI models, including those for text and image analysis, support industries ranging from social media to gaming, ensuring scalable and efficient solutions. Hive’s focus on integrating cutting-edge AI with practical enterprise applications has positioned it as a vital contributor to San Francisco’s thriving AI and LLM development ecosystem, driving innovation in automated content processing and data-driven decision-making.

8. Synthesis AI: Custom AI Solutions San Francisco

Website: https://synthesis.ai
Best for: Generating synthetic data for training computer vision and large language models.
Avg. Hourly Rate: Not publicly disclosed.
Services: Synthetic data generation, computer vision AI, data annotation, 3D human modeling, AI model training.
Technologies: Generative AI, computer vision, large language models, synthetic data pipelines, 3D rendering.
Founded in: 2019.
No. of employees: Approximately 50–100 (based on web data as of 2025).
Headquarters: San Francisco, CA, USA.
Top Clients: Not publicly disclosed; serves industries like automotive, AR/VR, and security.
Just Create App Rating: 9.1

Synthesis AI, founded in 2019 in San Francisco, California, is a trailblazing AI company specializing in the creation of high-quality synthetic data to train computer vision and large language models.

By leveraging generative AI and advanced 3D rendering, Synthesis AI produces photorealistic, diverse datasets, including synthetic human faces and environments, to support industries such as automotive, augmented reality, and security.

With over $25 million in funding, the company addresses the critical need for scalable, privacy-compliant data solutions, enabling faster and more cost-effective AI model development. Its platform empowers enterprises to overcome real-world data limitations, offering customizable datasets for training robust AI systems.

Synthesis AI’s innovative approach to synthetic data generation positions it as a key player in San Francisco’s AI and LLM development landscape, driving advancements in computer vision and AI training efficiency.

9. Primer: Best AI Development Company

Website: https://primer.ai
Best for: Building natural language processing and AI-driven text analysis solutions for enterprise intelligence.
Avg. Hourly Rate: Not publicly disclosed.
Services: Natural language processing, text analytics, automated insights generation, AI-powered data extraction, intelligence automation.
Technologies: Large language models, machine learning, natural language understanding, text summarization, data orchestration.
Founded in: 2015.
No. of employees: Approximately 100–150 (based on web data as of 2025).
Headquarters: San Francisco, CA, USA.
Top Clients: U.S. Department of Defense, In-Q-Tel, financial institutions, and intelligence agencies (specific names not fully disclosed).
Just Create App Rating: 9.3

Primer, established in 2015 in San Francisco, California, is a leading AI company specializing in natural language processing (NLP) and text analytics, leveraging advanced large language models to deliver actionable insights for enterprises and government organizations.

The company’s platform automates the extraction, summarization, and analysis of vast amounts of unstructured text data, empowering sectors like defense, finance, and intelligence with real-time decision-making tools.

With over $110 million in funding, Primer serves high-profile clients, including the U.S. Department of Defense, by providing AI-driven solutions for tasks like threat detection, market intelligence, and operational efficiency. Its focus on scalable, secure, and precise NLP applications positions Primer as a significant contributor to San Francisco’s AI and LLM development ecosystem, driving innovation in automated intelligence and data processing.

10. Langchain: Best LLM Consulting Company

Website: https://www.langchain.com
Best for: Developing frameworks and tools for building applications powered by large language models.
Avg. Hourly Rate: Not publicly disclosed.
Services: LLM application development, AI agent frameworks, data-augmented generation, developer tools for AI integration.
Technologies: Large language models, Python, open-source frameworks, vector databases, context-aware AI systems.
Founded in: 2022.
No. of employees: Approximately 30–50 (based on web data as of 2025).
Headquarters: San Francisco, CA, USA.
Top Clients: Not publicly disclosed; serves developers and enterprises building LLM-based applications.
Just Create App Rating: 9.4

LangChain, founded in 2022 in San Francisco, California, is a dynamic AI company renowned for its open-source framework that simplifies the development of applications powered by large language models (LLMs). The company provides tools and libraries, primarily in Python, to enable developers to create context-aware AI applications, including chatbots, AI agents, and data-augmented generation systems.

With over $30 million in funding, LangChain has become a cornerstone for developers integrating LLMs with external data sources, such as vector databases and APIs, to build scalable and innovative solutions. Its open-source ethos and focus on developer-friendly tools have made it a vital part of San Francisco’s AI and LLM development ecosystem, empowering businesses and individuals to harness the power of advanced AI technologies for diverse use cases.

11. Labelbox: AI Development Firm San Francisco

Website: https://labelbox.com
Best for: Providing a data-centric AI platform for labeling, managing, and iterating on training data for machine learning models.
Avg. Hourly Rate: Not publicly disclosed.
Services: Data labeling, AI training data management, data annotation workflows, machine learning platform development, model iteration tools.
Technologies: Machine learning, computer vision, large language models, automated data annotation, cloud-based AI workflows.
Founded in: 2018.
No. of employees: Approximately 100–200 (based on web data as of 2025).
Headquarters: San Francisco, CA, USA.
Top Clients: L’Oréal, Bayer, Genentech, Cox Automotive.
Just Create App Rating: 9.2

Labelbox, founded in 2018 in San Francisco, California, is a leading AI company specializing in a data-centric platform that streamlines the creation, management, and iteration of training data for machine learning models, including those leveraging large language models (LLMs).

The company’s platform enables enterprises to efficiently label and annotate data for computer vision, NLP, and other AI applications, supporting industries like healthcare, automotive, and consumer goods.

With over $189 million in funding, Labelbox empowers organizations such as L’Oréal and Bayer to build high-quality AI models by optimizing data workflows and reducing development time. Its focus on scalable, collaborative, and automated data annotation tools positions Labelbox as a critical player in San Francisco’s AI and LLM development ecosystem, driving advancements in data-driven AI innovation.

12. Snorkel AI: Enterprise AI Development San Francisco

Website: https://snorkel.ai
Best for: Accelerating AI development through programmatic data labeling and training data management for machine learning models.
Avg. Hourly Rate: Not publicly disclosed.
Services: Programmatic data labeling, AI training data management, weak supervision, model training automation, enterprise AI solutions.
Technologies: Machine learning, large language models, weak supervision frameworks, Python, data-centric AI pipelines.
Founded in: 2019.
No. of employees: Approximately 50–100 (based on web data as of 2025).
Headquarters: San Francisco, CA, USA.
Top Clients: Google, Apple, Stanford Medicine, U.S. Department of Defense.
Just Create App Rating: 9.3

Snorkel AI, founded in 2019 in San Francisco, California, is a trailblazing AI company focused on revolutionizing training data creation through its innovative programmatic data labeling platform. Specializing in data-centric AI, Snorkel AI leverages weak supervision and large language models to enable enterprises to rapidly label and manage high-quality training data for machine learning applications.

With over $135 million in funding, the company serves prestigious clients like Google, Apple, and the U.S. Department of Defense, supporting use cases in natural language processing, computer vision, and more.

Snorkel AI’s platform empowers data scientists and developers to build and deploy AI models faster and more efficiently, cementing its role as a vital contributor to San Francisco’s dynamic AI and LLM development ecosystem by driving advancements in scalable, data-driven AI solutions.

13. Innovacio Technologies: San Francisco AI And LLM Experts

Website: https://innovaciotechnologies.com
Best for: Developing custom AI solutions and large language model integrations for enterprise automation and analytics.
Avg. Hourly Rate: Not publicly disclosed.
Services: Custom AI development, LLM integration, machine learning solutions, data analytics, enterprise automation.
Technologies: Large language models, machine learning, deep learning, cloud computing, Python-based AI frameworks.
Founded in: 2023.
No. of employees: Not publicly disclosed (likely under 50, based on early-stage status and web data as of 2025).
Headquarters: San Francisco, CA, USA.
Top Clients: Not publicly disclosed; serves enterprises in finance, healthcare, and technology sectors.
Just Create App Rating: 9.0

Innovacio Technologies, founded in 2023 in San Francisco, California, is an emerging AI company specializing in custom AI solutions and the integration of large language models (LLMs) for enterprise automation and advanced analytics. The company focuses on delivering tailored machine learning and deep learning applications to streamline business processes in sectors like finance, healthcare, and technology.

Despite its recent establishment, Innovacio Technologies has quickly gained traction by offering scalable, innovative AI solutions that leverage cutting-edge LLM technologies and cloud-based frameworks.

With a commitment to solving complex business challenges through data-driven insights, the company is carving a niche in San Francisco’s competitive AI and LLM development ecosystem, contributing to advancements in enterprise-grade AI adoption and operational efficiency.

14. Nomic AI: Best AI Development Company

Website: https://www.nomic.ai
Best for: Providing tools for data visualization, embedding generation, and large language model integration for AI applications.
Avg. Hourly Rate: Not publicly disclosed.
Services: Data visualization, AI embeddings, large language model integration, data mapping, developer tools for AI.
Technologies: Large language models, machine learning, AI embeddings, Python, vector search, data visualization frameworks.
Founded in: 2022.
No. of employees: Approximately 20–50 (based on web data as of 2025).
Headquarters: San Francisco, CA, USA.
Top Clients: Not publicly disclosed; serves developers and enterprises in data-intensive industries.
Just Create App Rating: 9.1

Nomic AI, founded in 2022 in San Francisco, California, is an innovative AI company focused on empowering developers with tools for data visualization, AI embeddings, and large language model (LLM) integration.

Its flagship offerings, such as Atlas, enable users to create high-dimensional data maps and embeddings for complex datasets, facilitating advanced AI applications in search, recommendation systems, and data analysis. With over $20 million in funding, Nomic AI provides accessible, open-source-compatible solutions that streamline the use of LLMs and vector search technologies.

The company’s emphasis on simplifying data interaction and enhancing AI model performance positions it as a rising star in San Francisco’s AI and LLM development ecosystem, driving innovation in data-centric AI solutions for developers and enterprises alike.

15. Abridge: Custom AI Solutions San Francisco

Website: https://www.abridge.com
Best for: Developing AI-powered clinical documentation and conversational intelligence solutions for healthcare.
Avg. Hourly Rate: Not publicly disclosed.
Services: AI-driven clinical documentation, medical conversation summarization, natural language processing, healthcare AI solutions.
Technologies: Large language models, natural language processing, machine learning, healthcare-focused AI, cloud-based platforms.
Founded in: 2018.
No. of employees: Approximately 100–150 (based on web data as of 2025).
Headquarters: San Francisco, CA, USA.
Top Clients: UPMC, Yale New Haven Health, UCI Health, Emory Healthcare.
Just Create App Rating: 9.3

Abridge, founded in 2018 in San Francisco, California, is a leading AI company specializing in healthcare-focused solutions that leverage large language models (LLMs) to streamline clinical documentation and medical conversation analysis. Its platform automatically generates structured clinical notes from patient-doctor interactions, reducing administrative burdens for healthcare providers while improving accuracy and efficiency.

With over $200 million in funding, including a $150 million Series C round in 2024, Abridge serves prominent healthcare systems like UPMC and Yale New Haven Health, delivering AI tools that enhance patient care and operational workflows.

By combining advanced NLP and machine learning, Abridge is transforming medical documentation, positioning itself as a key innovator in San Francisco’s AI and LLM development ecosystem, particularly in the healthcare sector.

16. Clarifai: Enterprise AI Development San Francisco

Website: https://www.clarifai.com
Best for: Providing full-stack AI development platforms for computer vision, natural language processing, and generative AI applications.
Avg. Hourly Rate: Not publicly disclosed.
Services: Computer vision, natural language processing, generative AI, model training, data labeling, AI deployment.
Technologies: Large language models, deep learning, computer vision, generative AI, Python, cloud-based AI platforms.
Founded in: 2013.
No. of employees: Approximately 100–150 (based on web data as of 2025).
Headquarters: San Francisco, CA, USA.
Top Clients: Unilever, U.S. Department of Defense, Estée Lauder, Deloitte.
Just Create App Rating: 9.2

Clarifai, founded in 2013 in San Francisco, California, is a pioneering AI company renowned for its full-stack platform that empowers enterprises to build, train, and deploy advanced AI models for computer vision, natural language processing, and generative AI applications.

Leveraging large language models and deep learning, Clarifai offers scalable solutions for industries ranging from retail to defense, enabling clients like Unilever and the U.S. Department of Defense to harness AI for tasks such as image recognition, text analysis, and content generation.

With over $100 million in funding, the company provides a comprehensive suite of tools for data labeling, model development, and deployment, making AI accessible to both developers and businesses. Clarifai’s focus on versatile, enterprise-grade AI solutions solidifies its position as a key player in San Francisco’s thriving AI and LLM development ecosystem, driving innovation across diverse sectors.

17. Cresta: AI And LLM Development Service

Website: https://cresta.com
Best for: Developing AI-powered real-time coaching and conversational intelligence solutions for contact centers and sales teams.
Avg. Hourly Rate: Not publicly disclosed.
Services: Conversational AI, real-time agent coaching, customer interaction analytics, natural language processing, AI-driven performance optimization.
Technologies: Large language models, natural language processing, machine learning, real-time analytics, cloud-based AI platforms.
Founded in: 2017.
No. of employees: Approximately 100–150 (based on web data as of 2025).
Headquarters: San Francisco, CA, USA.
Top Clients: Verizon, Intuit, Cox Communications, CarMax.
Just Create App Rating: 9.1

Cresta, founded in 2017 in San Francisco, California, is a leading AI company specializing in conversational intelligence and real-time coaching solutions that enhance customer service and sales performance.

By leveraging large language models and advanced natural language processing, Cresta’s platform provides real-time guidance to contact center agents, analyzes customer interactions, and optimizes performance metrics, driving measurable improvements in efficiency and customer satisfaction.

With over $150 million in funding, Cresta serves prominent clients like Verizon and Intuit, empowering businesses to transform their customer engagement strategies. Its innovative approach to integrating AI into real-time workflows positions Cresta as a significant contributor to San Francisco’s AI and LLM development ecosystem, delivering cutting-edge solutions that redefine how enterprises leverage conversational AI for operational success.

18. Nauto: San Francisco AI And LLM Experts

Website: https://www.nauto.com

Best for: AI-powered fleet safety, real-time driver monitoring, and predictive collision prevention.
Avg. Hourly Rate: Not publicly disclosed.
Services: Driver behavior monitoring, in-cab alerts, predictive AI for fleet safety, incident documentation, claims management, AI-driven coaching.
Technologies: Computer vision, machine learning, real-time analytics, edge AI, predictive modeling, cloud-based fleet intelligence.
Founded in: 2015.
No. of employees: Approximately 150–250 (as of 2025, based on web data).
Headquarters: Sunnyvale, CA, USA.
Top Clients: Lyft, UPS, Commercial Fleet Operators, Automotive OEMs (select names not always disclosed).
Just Create App Rating: 8.9

Nauto, founded in 2015 and headquartered in Sunnyvale, California, is an AI-driven fleet safety company revolutionizing how organizations manage and protect their drivers. Its platform combines computer vision and predictive AI to monitor driver behavior, detect distractions, and deliver real-time alerts that prevent collisions before they occur. Unlike traditional dashcams, Nauto emphasizes a privacy-first approach, recording only critical events while giving fleets actionable insights for coaching and risk reduction.

Trusted by nearly 1,000 commercial fleets worldwide, Nauto’s technology has helped reduce collisions by up to 80% and significantly cut operational costs. Its solutions include self-coaching dashboards, AI-powered risk scoring, incident reconstruction, and automated claims reporting, making it a comprehensive safety and efficiency tool for enterprises. With partnerships in mobility, insurance, and automotive industries, Nauto is a leading force in bringing next-gen AI and LLM-powered safety intelligence to the transportation ecosystem.

19. H2O ai: Best AI Development Company In San Francisco

Website: https://h2o.ai

Best for: Democratizing AI with open-source machine learning platforms, automated AI (AutoML), and generative AI solutions for enterprises.
Avg. Hourly Rate: Not publicly disclosed.
Services: AutoML solutions, generative AI models, predictive analytics, data science automation, AI-driven decision intelligence, cloud AI platforms, model deployment & monitoring.
Technologies: Machine learning, deep learning, AutoML, large language models (LLMs), explainable AI (XAI), GPU-accelerated computing, big data integration.
Founded in: 2012.
No. of employees: Approximately 200–350 (as of 2025, based on web data).
Headquarters: Mountain View, CA, USA.
Top Clients: AT&T, Capital One, PayPal, Kaiser Permanente, Commonwealth Bank of Australia.
Just Create App Rating: 9.4

Founded in 2012, H2O.ai is a pioneer in open-source AI and AutoML platforms, helping enterprises accelerate AI adoption with ease. Its flagship tools, H2O-3 and Driverless AI, enable organizations to build accurate, explainable, and scalable machine learning models quickly. Expanding into generative AI and LLMs, H2O.ai empowers industries like finance, healthcare, and retail with predictive analytics and decision intelligence. With a global community of data scientists and clients such as AT&T and PayPal, H2O.ai stands out as a trusted partner for responsible, enterprise-ready AI solutions.

20. C3.ai: Top AI Development Company In San Francisco

Website: https://c3.ai

Best for: Enterprise-scale AI and LLM solutions for digital transformation and predictive analytics.
Avg. Hourly Rate: Not publicly disclosed.
Services: AI-driven enterprise applications, predictive maintenance, fraud detection, CRM analytics, supply chain optimization, energy management solutions.
Technologies: Machine learning, natural language processing, large language models, IoT integration, cloud-native AI platforms.
Founded in: 2009.
No. of employees: Approximately 800–1,000 (as of 2025).
Headquarters: Redwood City, CA, USA (Greater San Francisco Bay Area).
Top Clients: Shell, Raytheon, Engie, U.S. Air Force, Baker Hughes.
Just Create App Rating: 9.3

Founded in 2009, C3.ai delivers enterprise AI software designed to accelerate digital transformation across industries. Its platform offers scalable solutions for predictive maintenance, fraud detection, and supply chain optimization, blending AI, IoT, and big data analytics into one robust ecosystem. With a strong client base including Shell and the U.S. Air Force, C3.ai is a recognized leader in enterprise-grade AI and LLM-powered applications, driving efficiency and innovation at scale.

Wrap Up

San Francisco stands at the forefront of AI innovation, and its top AI & LLM development companies are driving the future of intelligent technology. These firms transform bold ideas into scalable solutions, from large language models and generative AI to predictive analytics and enterprise AI applications. Serving industries like healthcare, finance, and retail, they combine cutting-edge AI, deep learning, and creative expertise to deliver high-impact results. With a focus on efficiency, innovation, and actionable intelligence, San Francisco’s AI leaders are helping businesses stay ahead in the rapidly evolving digital landscape.

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