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With AI, Everyone is a Dev. EveryDev.ai © 2026
    1. Home
    2. Developers
    3. Keywords AI, Inc.

    Keywords AI, Inc.

    Respan provides a unified LLM engineering platform for observability, evaluations, and gateway management for AI agents.

    Visit Website

    At a Glance

    1Tool Listed
    4Products
    11Tool Views
    5Capabilities
    Discussions
    Alameda, CAHeadquarters
    2023Est.
    10Employees
    $5MRaised
    Focus Areas
    Observability Platforms
    LLM Evaluations
    Prompt Management
    Connect
    Latest News
    Respan Raises $5M Seed Round Led by Gradient VenturesMar 18, 2026
    Keywords AI Rebrands as Respan to Focus on AI ObservabilityMar 18, 2026
    Markets
    • AI Startups
    • Enterprise LLM Teams
    • DevOps for AI

    AI Tools by Keywords AI, Inc.

    (1)
    View Respan
    Respan tool icon

    Respan

    LLMOps Platform for AI Agents

    ObservabilityLLM EvaluationsPrompt Management

    Discussions

    No discussions yet

    Be the first to start a discussion about Keywords AI, Inc.

    Latest News

    03/18/2026

    Respan Raises $5M Seed Round Led by Gradient Ventures

    siliconangle.com
    03/18/2026

    Keywords AI Rebrands as Respan to Focus on AI Observability

    respan.ai
    04/01/2024

    Keywords AI Launches on Product Hunt and Y Combinator Demo Day

    ycombinator.com
    01/01/2024

    Keywords AI Selected for Y Combinator W24 Batch

    ycombinator.com

    Products & Services

    4
    Respan Gateway

    A unified LLM gateway to manage multiple models with a single API.

    AI Observability

    Tracing and monitoring tool for AI agent behavior and performance.

    Evaluations (Evals)

    Framework for evaluating LLM outputs and prompt performance automatically.

    Prompt Optimization

    Tools to refine and optimize prompts for better model performance.

    Market Position

    Respan unifies the LLM stack, moving beyond simple gateway routing to proactive observability and 'self-driving' evals.

    Leadership

    Founders

    AL

    Andy Li

    Co-founder & CEO. Previously a designer at Apple where he worked on hardware and UI for products like AirPods 4. Education: University of Illinois Urbana-Champaign (Mechanical Engineering).

    RH

    Raymond Huang

    Co-founder & CTO. Education: University of Illinois Urbana-Champaign (Mechanical Engineering).

    HL

    Hendrix Liu

    Co-founder & Head of Sales. Joined the team in early 2023. Previously worked on product and growth.

    Executive Team

    AL

    Andy Li

    CEO

    Ex-Apple Designer, UIUC Mechanical Engineering.

    RH

    Raymond Huang

    CTO

    UIUC Mechanical Engineering graduate.

    Board of Directors

    HH
    Hanel He
    Board Observer (Gradient Ventures)

    Founding Story

    Founded by Andy Li and Raymond Huang, who were mechanical engineering classmates at UIUC. They started in a hacker house in 2023, initially building a job search tool before pivoting to AI infrastructure to solve the lack of observability in LLM applications.

    Business Model

    Revenue
    $1.1M ARR (as of 2024, self-reported)

    Revenue Model

    Usage-based subscription model based on traces and API calls.

    Pricing Tiers

    Free
    $0

    10,000 traces/month

    Pro
    $49/month

    100,000 traces/month

    Enterprise
    Custom

    Unlimited traces, dedicated support

    Private

    Target Markets

    Industries & Segments
    • AI Startups
    • Enterprise LLM Teams
    • DevOps for AI
    Use Cases
    • AI Agent behavior monitoring
    • LLM application scaling
    • Performance evaluation for AI products
    Notable Customers
    • Street.co.uk
    • Over 100 startups and enterprise teams

    Quick Facts

    Headquarters
    Alameda, CA
    Founded
    2023
    Entity Type
    Inc.
    Employees
    10
    Total Funding
    $5M+
    Investors
    Gradient Ventures, Y Combinator
    Office Locations
    San Francisco
    Alameda

    Funding History

    Seed$5M
    March 2026
    Gradient Ventures
    Pre-SeedUnknown (YC Investment)
    Jan 2024
    Y Combinator

    History & Milestones

    March 2026

    Rebranded from Keywords AI to Respan.

    March 2026

    Raised $5M in Seed funding led by Gradient Ventures.

    Jan 2024

    Joined Y Combinator as part of the W24 batch.

    Jan 2023

    Initial founding by Andy Li and Raymond Huang, starting as a job search platform.

    Late 2023

    Pivot to AI infrastructure and launch of Keywords AI.

    Key Capabilities

    5
    Unified LLM Gateway
    Trace Observability
    Automatic Evaluations
    Prompt Optimization
    Log Tracing

    Integrations & Partnerships

    Platform Integrations

    • OpenAI
    • Anthropic
    • Mistral
    • Google Gemini
    • LangChain

    Key Partnerships

    Y Combinator
    Gradient Ventures
    ClickHouse Cloud

    Connect

    Website
    respan.ai
    GitHub
    respanai
    X / Twitter
    RespanAI
    LinkedIn
    respan-ai
    YouTube
    @RespanAI
    Discord
    KEanfAafQQ

    AI Topics

    3

    Keywords AI, Inc. focuses on these topics:

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