Fiddler AI
Enterprise AI observability vendor from the ML-monitoring era, now offering LLM scoring, guardrails and bias/fairness auditing.
| Category | Observability & Tracing |
| Open source | No |
| Self-hostable | Yes |
| Pricing model | enterprise |
| Pricing notes | Enterprise custom pricing; Trust Service / Guardrails sold as platform modules |
| Framework integrations | openai-sdk, amazon-bedrock, langchain |
| Funding / ownership | ~$68M raised (Series B + extensions) |
Pricing/feature source: https://www.fiddler.ai/llmops