telemetry.dev
telemetry.dev is an observability platform for AI and LLM apps that traces model calls, tools, and retrievals with token, cost, and latency metrics.
At a Glance
- AI Developers
- Software Engineers
- Startups building LLM apps
AI Tools by telemetry.dev
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telemetry.dev
LLM Observability Platform
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Products & Services
An observability platform for AI and LLM apps that captures model calls, tool steps, and retrievals as OpenTelemetry traces.
OpenTelemetry-native SDK for sending traces to telemetry.dev.
TypeScript SDK for integrating telemetry into AI applications.
Market Position
Differentiates by being OpenTelemetry-native (no lock-in) and providing server-side cost computation for a vast range of models (4,700+) without client-side overhead.
Leadership
Founders
Ephraim Duncan
Fullstack developer with experience in React, TypeScript, Golang, and Rust. Previously a Design Engineer at Documenso, Inc. (3+ years). Also worked on blocks.so and Weekday.
Executive Team
Ephraim Duncan
Founder & Lead Engineer
Fullstack developer with experience in React, TypeScript, Golang, and Rust. Previously a Design Engineer at Documenso, Inc. (3+ years). Also worked on blocks.so and Weekday.
Founding Story
Started as an open-source project to solve the lack of observability in AI agents and LLM applications, focusing on OpenTelemetry standards and server-side cost calculation.
Business Model
Revenue Model
Subscription-based (SaaS) with free and paid tiers based on span usage.
Pricing Tiers
10k spans a month, 7-day retention, 1 project, 2 seats.
Locked price forever for the first 25 customers.
Standard professional plan.
Plan for team collaboration.
Target Markets
- AI Developers
- Software Engineers
- Startups building LLM apps
- Debugging AI agent failures
- Tracking LLM spend across models
- Monitoring production AI application performance
- Instrumenting coding agents like Claude Code