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With AI, Everyone is a Dev. EveryDev.ai ©
    1. Home
    2. Developers
    3. Pezzo

    Pezzo

    Pezzo is an open-source, developer-first LLMOps platform and toolkit that helps developers and teams build, manage, observe, troubleshoot, and deliver AI features. It centralizes prompt design and versioning, instant deployment, AI request observability, collaboration, and cost transparency.

    Visit Website

    At a Glance

    1Tool Listed
    3Products
    9Capabilities
    Discussions
    San Francisco, CaliforniaHeadquarters
    2023Est.
    10Employees
    $20KRaised
    Focus Areas
    Observability Platforms
    Prompt Management
    LLM Orchestration
    Connect
    Latest News
    Pezzo repository fixes ClickHouse parsing errors and local execution failures involving invalid project IDs.Aug 21, 2026
    Pezzo maintainers updated the What is Pezzo documentation page.Jun 28, 2025
    Markets
    • Software developers and engineering teams
    • Product managers and non-technical AI stakeholders
    • Startups and organizations integrating generative AI into products
    • Teams operating production LLM applications
    • +1 more

    AI Tools by Pezzo

    (1)
    View Pezzo
    Pezzo tool icon

    Pezzo

    Open Source LLMOps Platform

    ObservabilityPrompt ManagementLLM Orchestration

    Discussions

    No discussions yet

    Be the first to start a discussion about Pezzo

    Latest News

    08/21/2026

    Pezzo repository fixes ClickHouse parsing errors and local execution failures involving invalid project IDs.

    github.com
    06/28/2025

    Pezzo maintainers updated the What is Pezzo documentation page.

    github.com

    Products & Services

    3
    Pezzo Open-Source LLMOps Platform
    2023

    Apache-2.0-licensed, cloud-native platform for prompt design and management, versioning, instant delivery, observability, troubleshooting, collaboration, and AI cost/latency monitoring. It can be self-hosted with Docker Compose and open-source infrastructure such as PostgreSQL, ClickHouse, Redis, and SuperTokens.

    Pezzo Cloud

    Fully managed hosted version of Pezzo for teams that want to use the platform without operating the infrastructure.

    Pezzo Client SDKs

    Client libraries and integrations for consuming managed prompts and reporting AI requests, with documented Node.js and Python clients and support for prompt management, observability, and caching.

    Market Position

    Pezzo positions itself as an open-source, developer-first LLMOps platform combining prompt management, instant delivery, observability, troubleshooting, caching, and cost transparency in one tool. Crunchbase identifies LangChain, Arize AI, and Weights & Biases as possible alternatives or competitors; Pezzo differentiates through its Apache-2.0 self-hostable platform and prompt-to-production workflow.

    Leadership

    Founders

    AW

    Ariel Weinberger

    Co-founder and CEO; previously Vice President of R&D at Amplication and a developer-tools/open-source engineering leader.

    MA

    Matan Abramovich

    Co-founder and COO of Pezzo.

    Executive Team

    AW

    Ariel Weinberger

    Co-founder and CEO

    Former Vice President of R&D at Amplication; experienced in developer tools, open source, and AI product development.

    MA

    Matan Abramovich

    Co-founder and COO

    Co-founder and operating executive responsible for Pezzo alongside Ariel Weinberger.

    Founding Story

    Pezzo was started to address the gap between experimenting with AI models and reliably shipping AI features to production. Its founders focused on making AI integration accessible to developers and product managers through an open-source platform for prompt management, observability, troubleshooting, and collaboration, rather than leaving AI work siloed among scarce ML specialists.

    Business Model

    Revenue Model

    An open-source/self-hosted product is available under Apache 2.0, while Pezzo Cloud is offered as a fully managed hosted version. Public sources reviewed did not provide a current price sheet or reported revenue figure.

    Private company; no IPO filing or announced IPO plans found.

    Target Markets

    Industries & Segments
    • Software developers and engineering teams
    • Product managers and non-technical AI stakeholders
    • Startups and organizations integrating generative AI into products
    • Teams operating production LLM applications
    • Organizations seeking open-source or self-hosted AI infrastructure
    Use Cases
    • Building and shipping generative-AI features in software products
    • Prompt engineering and non-code prompt iteration by product or business teams
    • Production monitoring and troubleshooting of LLM applications
    • Versioning and instantly delivering prompt changes without a full application release
    • Tracking and reducing AI model cost and latency
    • Self-hosted LLMOps for organizations requiring control over infrastructure

    Quick Facts

    Headquarters
    San Francisco, California, United States
    Founded
    2023
    Entity Type
    Inc.
    Employees
    10
    Total Funding
    $20K reported across one seed round
    Investors
    Techstars
    Office Locations
    San Francisco

    Funding History

    Seed$20K
    2023
    Techstars

    History & Milestones

    August 21, 2026

    The repository received fixes for ClickHouse parsing errors and local-run invalid project IDs.

    June 28, 2025

    The open-source repository received a documentation update to the What is Pezzo page.

    2024

    The project added mature LLMOps capabilities including observability, prompt versioning, provider support, and release versions through v0.9.x; v0.9.1 added GPT-4o support and v0.9.2 addressed encrypted-key migration.

    October 9, 2023

    Pezzo was announced as one of the 24 companies in Techstars Seattle's 15th cohort; the founders listed were Ariel Weinberger and Matan Abramovich.

    2023

    Pezzo was founded and launched as an open-source AI development toolkit/LLMOps platform.

    Key Capabilities

    9
    Centralized prompt management
    Prompt design, testing, version control, and instant deployment
    AI request history and observability with duration, prompt cost, completion cost, and metrics
    Time-travel troubleshooting of failed prompts and retroactive prompt fixes
    Cost transparency by prompt, model, user, and organization
    Caching

    Integrations & Partnerships

    Platform Integrations

    • Node.js client
    • Python client
    • LangChain integration
    • OpenAI and GPT-4o support
    • Docker Compose self-hosting
    • PostgreSQL, ClickHouse, Redis, and SuperTokens infrastructure

    Key Partnerships

    Techstars Seattle accelerator, 2023 cohort

    Connect

    Website
    pezzo.ai
    GitHub
    pezzolabs

    AI Topics

    3

    Pezzo focuses on these topics:

    Observability Platforms(1)
    Prompt Management(1)
    LLM Orchestration(1)
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