LLMOps Engineer
LLMOps Engineer Stack
Evaluates model performance, manages prompt versions, and monitors LLM behavior in production environments.
7 tools0Loving this stack?
LLMOps Engineer
LLMOps Engineer Stack
Each stage transforms your work — output of one feeds the next.
1Prompt Engineering
Saves 4 hours/week on prompt updates
VVellum
Input
Unorganized prompts scattered across app codebases
AI process
Evaluates outputs side-by-side using language models to auto-grade prompt changes
Output
A centralized, version-controlled prompt registry
Saves 4 hours/week on prompt updates
output becomes next input
2Software Testing
Cuts testing cycles by 70%
PPromptfoo
Input
A centralized, version-controlled prompt registry
AI process
Executes test cases and scores outputs for accuracy, tone, and hallucination rates
Output
A detailed matrix of model performance and alerts
Cuts testing cycles by 70%
output becomes next input
3AI Infrastructure
Reduces troubleshooting time by 80%
LLangSmith
Input
A detailed matrix of model performance and alerts
AI process
Analyzes telemetry data to detect anomalies, categorize intent, and flag attacks
Output
Real-time dashboards pinpointing latency spikes
Reduces troubleshooting time by 80%
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Loved by 562 people
Loved by 562 people
1
Prompt Engineering
2 toolsShow alternatives
Vellum for iterates prompts across multiple foundation models·PromptLayer for logs, tracks, and manages prompt deployments
Vellum
YCPaid
4.8
Developer platform to experiment with, evaluate, and deploy LLM prompts.
- Prompt version control
- Model side-by-side comparison
- Automated evaluations
Starts around $99/mo depending on usage
hot
Freemium
4.4
Platform for prompt management, tracking, and collaboration for LLMs.
- Visual prompt registry
- Request logging and analytics
- A/B testing for prompts
Free up to 10k requests/mo, paid plans scale with usage
2
Software Testing
2 toolsShow alternatives
Promptfoo for runs automated ci evaluations to catch llm regressions·Braintrust for performs evaluations using custom scoring criteria
Free
4.7
Open-source CLI and library for evaluating LLM prompts and models.
- Systematic prompt testing
- Catch prompt regressions
- CI/CD integration
100% Free and open-source
Paid
4.6
Enterprise-grade evaluation and prompt engineering platform.
- Code-driven prompt evaluation
- Dataset management
- Integration with CI/CD
Custom enterprise pricing
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