# Who uses Comet Opik? 17 companies use Comet Opik on usedby: 13 confirmed, 4 observed and 0 signals. 12% of them are in Artificial Intelligence. Confirmed or observed customers include Netflix, Uber and Stellantis. Latest check 2026-10-07: 17 of 17 companies checked, from 12 public sources. > Open-source LLM observability and evaluation (Opik) plus ML experiment tracking and model registry. - Category: [LLM Ops & Frameworks](https://www.usedby.ai/tools/category/llm-ops-frameworks.md) - Website: [comet.com](https://www.comet.com/) ## Customers Every line is a customer, at one of three proof levels: confirmed (a case study, a named quote or a press release), observed (the vendor shows the company on its own pages) or signal (a job post shows the company's employees use the tool, the weakest proof). The first public proof is the first public page we found, not an adoption date. | Company | Industry | Proof | First public proof | Source | |---|---|---|---|---| | [Netflix](https://www.usedby.ai/companies/netflix.md) | Streaming & Content | Confirmed | — | [comet.com](https://www.comet.com/site/customers/), captured 2026-10-07 | | [Uber](https://www.usedby.ai/companies/uber.md) | Mobility & Ride-hailing | Confirmed | — | [comet.com](https://www.comet.com/site/customers/uber/), captured 2026-10-07 | | [Stellantis](https://www.usedby.ai/companies/stellantis.md) | Automotive Manufacturing | Observed | — | [comet.com](https://www.comet.com/site/), captured 2026-10-07 | | [Etsy](https://www.usedby.ai/companies/etsy.md) | Marketplace | Confirmed | — | [comet.com](https://www.comet.com/site/customers/), captured 2026-10-07 | | [NTT Data](https://www.usedby.ai/companies/ntt-data.md) | IT Services & System Integration | Confirmed | — | [comet.com](https://www.comet.com/site/customers/ntt-data-group/), captured 2026-10-07 | | [Autodesk](https://www.usedby.ai/companies/autodesk.md) | DevTools & Infrastructure | Observed | — | [comet.com](https://www.comet.com/site/), captured 2026-10-07 | | [Ancestry](https://www.usedby.ai/companies/ancestry.md) | — | Confirmed | — | [comet.com](https://www.comet.com/site/customers/ancestry/), captured 2026-10-07 | | [AssemblyAI](https://www.usedby.ai/companies/assemblyai.md) | Artificial Intelligence | Confirmed | — | [comet.com](https://www.comet.com/site/customers/assemblyai/), captured 2026-10-07 | | [CareRev](https://www.usedby.ai/companies/carerev.md) | — | Confirmed | — | [comet.com](https://www.comet.com/site/customers/carerev/), captured 2026-10-07 | | [NatWest](https://www.usedby.ai/companies/natwest.md) | Banking & Mortgages | Confirmed | — | [comet.com](https://www.comet.com/site/customers/natwest/), captured 2026-10-07 | | [Pattern](https://www.usedby.ai/companies/pattern.md) | — | Confirmed | — | [comet.com](https://www.comet.com/site/customers/pattern-ai-content-analysis/), captured 2026-10-07 | | [Pento.ai](https://www.usedby.ai/companies/pento-ai.md) | — | Confirmed | — | [comet.com](https://www.comet.com/site/customers/pentoai/), captured 2026-10-07 | | [Shipt](https://www.usedby.ai/companies/shipt.md) | — | Confirmed | — | [comet.com](https://www.comet.com/site/customers/shipt/), captured 2026-10-07 | | [Zappos](https://www.usedby.ai/companies/zappos.md) | E-commerce & D2C | Confirmed | — | [comet.com](https://www.comet.com/site/), captured 2026-10-07 | | [Mobileye](https://www.usedby.ai/companies/mobileye.md) | — | Observed | — | [comet.com](https://www.comet.com/site/), captured 2026-10-07 | | [Stability AI](https://www.usedby.ai/companies/stability-ai.md) | — | Observed | — | [comet.com](https://www.comet.com/site/), captured 2026-10-07 | | [Zencoder](https://www.usedby.ai/companies/zencoder.md) | Artificial Intelligence | Confirmed | — | [comet.com](https://www.comet.com/site/customers/zencoder-ai-code-generator/), captured 2026-10-07 | ## Published results Reviewed stories only. A figure is the vendor’s or the customer’s claim, quoted with its label; usedby did not measure it. - [NatWest](https://www.usedby.ai/case-studies/natwest-group-comet-opik.md): story without a checked figure. (Vendor case study, captured by usedby 2026-10-07) - [CareRev](https://www.usedby.ai/case-studies/carerev-comet-opik.md): story without a checked figure. (Vendor case study, captured by usedby 2026-10-07) - [AssemblyAI](https://www.usedby.ai/case-studies/assemblyai-comet-opik.md): story without a checked figure. (Vendor case study, captured by usedby 2026-10-07) - [Uber](https://www.usedby.ai/case-studies/uber-comet-opik.md): story without a checked figure. (Vendor case study, captured by usedby 2026-10-07) - [Zencoder](https://www.usedby.ai/case-studies/zencoder-comet-opik.md): story without a checked figure. (Vendor case study, captured by usedby 2026-10-07) ## Before you buy Read on Comet Opik’s own pages; the quote was found on the cited page. | Fact | Value | Source | Checked | |---|---|---|---| | Security | ISO 27001, SOC 2 Type II | [trust.comet.com](https://trust.comet.com/) | 2026-10-07 | | Free trial | Free trial or free plan available. | [comet.com](https://www.comet.com/site/pricing/) | 2026-10-07 | | Integrations | BeeAI, LangChain, Mastra, Vercel AI SDK, OpenAI, Gemini, CrewAI, DSPy, Anthropic, LiteLLM, Ragas | [comet.com](https://www.comet.com/docs/opik/integrations/overview) | 2026-10-07 | | Pricing | Open Source: $0; Free Cloud: $0; Pro Cloud: $19 Per month; Enterprise: contact sales | [comet.com](https://www.comet.com/site/pricing/) | 2026-10-07 | ## Alternatives - [LangSmith](https://www.usedby.ai/tools/langsmith.md): 43 public customers. Compare: https://www.usedby.ai/compare/comet-opik-vs-langsmith.md - [Arize AI](https://www.usedby.ai/tools/arize-ai.md): 35 public customers. Compare: https://www.usedby.ai/compare/arize-ai-vs-comet-opik.md - [Braintrust](https://www.usedby.ai/tools/braintrust.md): 39 public customers. Compare: https://www.usedby.ai/compare/braintrust-vs-comet-opik.md - [Langchain](https://www.usedby.ai/tools/langchain.md): 32 public customers. Compare: https://www.usedby.ai/compare/comet-opik-vs-langchain.md More: https://www.usedby.ai/alternatives/comet-opik.md --- Source: https://www.usedby.ai/tools/comet-opik · How we check: https://www.usedby.ai/methodology