Observability and evals platform for building AI agents

We're building the core infrastructure that engineers rely on to continuously trace, evaluate, and improve AI agents. We ingest a billion LLM logs every month to enable some of the best AI teams to ship amazing products, including 70+ YC startups. Monitor and debug: - Request logging with full text search to monitor AI in prod - LLM agent tracing to debug workflows with ease - Metrics dashboard to understand usage, cost, latency, and get product growth metrics - User analytics to learn how every user is using your product Build and iterate: - Collaborative prompt management - Playground for 350+ models - Model gateway with OpenAI/Anthropic API interface - Eval & experiments

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Total Open and Closed Positions

Total open positions, and positions newly closed since the previous update

Department Headcount Over Time

Open positions per department · top 6 at any point in the window

Newly Opened and Closed Positions

Position Churn Rate

Positions closed within 14 days of opening · a high rate suggests posting instability — duplicates, pulled listings, or roles filled through internal or off-market channels

Time-to-Fill Distribution

Days from open to close · closed positions only

Salary Trend Over Time

Monthly median base salary · USD · annualized · p25/p75 dashed

Salary Range by Department

Employment Type

Technical vs. Non-technical

Open positions · by department

Top Roles by Department

Seniority Mix

Derived from job title keywords

Equity Range by Department

Top Skills

Top Tech Stacks

Skills Trend

Change in share of postings · recent 3 months vs. prior 3 months

Tech Stack Evolution

Positions opened per month · top 5 technologies