Arize AI
LLM Observability, Evaluation & Monitoring
Last updated · Compiled from public sources with automated enrichment
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ML and LLM observability platform for monitoring model performance.
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- Category
- LLM Observability, Evaluation & Monitoring
- Founded
- 2019
- Status
- Active
- Open source
- No
- Pricing
- Enterprise
- Funding stage
- Series B
- Total raised
- —
- Popularity
- Rising
- Modality
- Infrastructure
- GitHub stars
- —
Relationships
11 of 11 confirmed by two independent sources · 10 backed by a published source.
- Athina AIBoth focus on LLM observability and monitoring.
- BraintrustArize AI provides LLM observability solutions.
- Datadog LLM ObservabilityArize AI provides LLM observability solutions.
- Fiddler AIArize AI provides comparable observability solutions.
- GalileoArize AI provides LLM observability solutions.
- New Relic AI MonitoringArize AI provides LLM observability solutions.
- Patronus AIArize AI provides LLM observability services.
- PromptLayerArize AI provides LLM observability solutions.
- TruEraTruEra competes with Arize in ML and LLM observability.
- WhyLabsSimilar offerings in ML and LLM observability.
- OpenAIMonitor LLM performance from OpenAI models
References
Published sources supporting the relationships above.
- Arize AI vs Athina AI (2026) | Respan
unknown publisher · supports Arize AI competes with Athina AI
- Compare AI tools side by side | Toolspool
unknown publisher · supports Arize AI competes with Athina AI
- If you're shipping AI features, you need to evaluate the outputs. | Javier Rincon
unknown publisher · supports Arize AI competes with Athina AI
- Compare Arize AI vs. Athina AI in 2026
unknown publisher · supports Arize AI competes with Athina AI
- Arize AI alternatives: Top 5 Arize competitors compared (2026) - Articles - Braintrust
unknown publisher · supports Arize AI competes with Braintrust
- Arize vs. Braintrust
unknown publisher · supports Arize AI competes with Braintrust
- 6 Best Arize Alternatives in 2026 | Galileo
unknown publisher · supports Arize AI competes with Braintrust
- Braintrust Open Source Alternative? LLM Evaluation Platform Comparison - Phoenix
unknown publisher · supports Arize AI competes with Braintrust
- Arize AI vs Braintrust (2026): Pricing & Features
unknown publisher · supports Arize AI competes with Braintrust
- Arize vs Datadog LLM Observability (2026): Compared | Kosmoy
unknown publisher · supports Arize AI competes with Datadog LLM Observability
- Arize AI alternatives: Top 5 Arize competitors compared (2026) - Articles - Braintrust
unknown publisher · supports Arize AI competes with Fiddler AI
- Arize AI vs Fiddler AI (2026)
unknown publisher · supports Arize AI competes with Fiddler AI
- Arize AI Alternatives: Top Competitors Compared - Arize AI
unknown publisher · supports Arize AI competes with Fiddler AI
- Fiddler AI Alternatives 2026: Top 4 Compared
unknown publisher · supports Arize AI competes with Fiddler AI
- A Technical Leader's Comparative Analysis of AI Observability Platforms: Evidently AI, Arize AI, and Fiddler AI | Uplatz Blog
unknown publisher · supports Arize AI competes with Fiddler AI
- Arize AI vs Galileo AI (2026) | Respan
unknown publisher · supports Arize AI competes with Galileo
- Arize AI alternatives: Top 5 Arize competitors compared (2026) - Articles - Braintrust
unknown publisher · supports Arize AI competes with Galileo
- Arize AI vs Galileo (2026)
unknown publisher · supports Arize AI competes with Galileo
- Arize AI vs Galileo (2026): Pricing & Features
unknown publisher · supports Arize AI competes with Galileo
- Best AI Observability Tools in 2026 - Confident AI
unknown publisher · supports Arize AI competes with New Relic AI Monitoring
- Best LLM Observability Tools in 2026
unknown publisher · supports Arize AI competes with New Relic AI Monitoring
- 33 Best Patronus AI Alternatives & Competitors (2026) | Respan
unknown publisher · supports Arize AI competes with Patronus AI
- Arize AI vs Patronus AI (2026) | Respan
unknown publisher · supports Arize AI competes with Patronus AI
- The $500M Eval War: How Braintrust, LangSmith, Arize, and Patronus Are Racing to Own AI Agent Quality | AgentMarketCap
unknown publisher · supports Arize AI competes with Patronus AI
- Arize AI vs PromptLayer (2026) | Respan
unknown publisher · supports Arize AI competes with PromptLayer
- PromptLayer Alternatives: Top 6 Competitors Compared - PromptLayer
unknown publisher · supports Arize AI competes with PromptLayer
- Best AI Evaluation Tools for Prompt Experimentation in 2026 - Confident AI
unknown publisher · supports Arize AI competes with PromptLayer
- Top 5 AI Prompt Management Tools, Compared (2026)
unknown publisher · supports Arize AI competes with PromptLayer
- The Ultimate 2026 LLM Observability Comparison: Langfuse vs. PromptLayer vs. Helicone vs. Arize Phoenix
unknown publisher · supports Arize AI competes with PromptLayer
- Arize AI vs WhyLabs (2026)
unknown publisher · supports WhyLabs competes with Arize AI
- Arize AI vs WhyLabs (2026): Pricing & Features
unknown publisher · supports WhyLabs competes with Arize AI
- WhyLabs vs Arize AI (2026): Honest Comparison | AI Safety Directory
unknown publisher · supports WhyLabs competes with Arize AI
- Arize AI vs. WhyLabs Comparison
unknown publisher · supports WhyLabs competes with Arize AI
- Arize AI vs TruEra (2026)
unknown publisher · supports TruEra competes with Arize AI
- 9 ML Observability Alternatives to Arize AI in 2025 | Coralogix
unknown publisher · supports TruEra competes with Arize AI
- AI model risk management (MRM) provider TruEra raises from HPE. TruEra competitors in the explainable AI space are Arize AI, ArthurAI, Credo AI, Deeploy, Fiddler AI, NannyML, and WhyLabs. - CB Insights Research
unknown publisher · supports TruEra competes with Arize AI
News
- Arize AI hopes it has first-mover advantage in AI observability - TechCrunchTechCrunch · 2/20/2025
- Arize AI wants to improve enterprise LLMs with 'Prompt Playground,' new data analysis tools - VentureBeatVentureBeat · 8/30/2023
- Arize AI launches Phoenix for LLM monitoring - VentureBeatVentureBeat · 4/25/2023
- Arize AI - ForbesForbes · 12/31/2021
- Battery Ventures leads Arize AI’s $19M round for ML observability - TechCrunchTechCrunch · 9/28/2021
- TubeMogul, Uber alums launch Arize AI for AI observability - TechCrunchTechCrunch · 2/18/2020
More in LLM Observability, Evaluation & Monitoring
- Athina AIEvaluation and observability platform for LLM-powered products.
- BraintrustEvaluation and observability platform for LLM applications.
- Comet MLML experiment tracking platform with LLM evaluation features.
- Confident AI (DeepEval)Evaluation platform built around the open-source DeepEval framework.
- Datadog LLM ObservabilityDatadog's module for tracing and monitoring LLM applications.
- Fiddler AIAI observability platform for monitoring model performance and bias.
- GalileoEvaluation and observability platform for LLM and agent quality.
- GiskardOpen-source testing framework for ML and LLM model quality/safety.
- HumanloopPlatform for prompt management, evaluation, and LLM observability.
- LangSmithLangChain's platform for tracing, testing, and monitoring LLM apps.
- LangfuseOpen-source LLM observability and analytics platform.
- New Relic AI MonitoringNew Relic's observability tooling extended to AI/LLM applications.