Results for “observability”

15 tools in the directory · Updated 2 Nov 2026

“observability”Backed by Y CombinatorShowing 15 tools

PostHog AI Observabilityby PostHogYC W20Trace, evaluate, and cost-track LLM calls inside PostHogFreemium
Evidently AIby Evidently AIYC S21Open-source AI evaluation and observability for LLMs and ML modelsUnknown
Langfuseby LangfuseYC W23Open-source platform for tracing, evaluating, and improving LLM and agent applicationsFreemium
Laminarby LaminarYC S24Trace AI agents and find recurring failures across their runsFreemium
Mastraby MastraYC W25Open-source TypeScript framework for building AI agents and appsFreemium
Confident AIby Confident AIYC W25AI quality platform for evaluating, tracing, and monitoring LLM applications across teams.Freemium
Secodaby SecodaYC S21AI-assisted data catalog, lineage, documentation and governance platformPaid
Openlayerby OpenlayerYC S21AI governance platform to test, monitor, and control AI systemsFreemium
UpTrainby UpTrainYC W23Open-source platform for evaluating and improving LLM applications.Freemium
Bland AIby Bland AIYC S23Enterprise voice AI platform for building and running AI phone agentsPay as you go
BAMLby BoundaryYC W23A typed programming language for AI agents and existing codebases.Free
Cekuraby CekuraYC F24Testing, monitoring, and evaluation for voice and chat AI agents.Unknown
Hamming AIby Hamming AIYC S24Testing, red-teaming and production monitoring for voice and chat agentsContact sales
Covalby CovalYC S24Voice AI testing, evaluation, and quality monitoring$100+/moFree trial
Manufact Cloudby ManufactYC S25Deploy, test and monitor MCP servers across AI clientsFreemium