Opik helps teams building applications or agents that call an LLM log actions and evaluate behavior through development, testing, and production.
Alternatives to Portkey
DeepEval is a free, open-source framework for creating evaluation pipelines that test AI systems.
Langfuse is an open-source AI engineering platform for teams debugging, analyzing, and iterating on AI agent applications.
- 4

LangSmith
LangSmith is a platform for building, evaluating, deploying, monitoring, and improving AI agents.
Free planWebAPILinuxmacOS8.0$39 usage-based - 5

Promptfoo
Promptfoo helps developers and enterprises evaluate prompts and test AI applications for security risks.
Free planOpen sourceWebAPILinuxmacOS7.8Free plan - 6

Braintrust
Braintrust is an observability platform for teams improving AI agents that run in production.
Free planWebAPISelf-hosted7.7From $249 a month - 7

LlamaIndex
LlamaIndex helps developers and enterprises process documents and build AI workflows around them.
Free planWebAPILinuxSelf-hosted7.1From $50 a month - 8

PromptLayer
PromptLayer is a platform for teams that build and improve AI products.
Free planWebAPISelf-hosted7.0From $49 a month - 9

Helicone
Helicone is a platform for routing, debugging, and analyzing AI applications.
Free planWebAPISelf-hosted6.9From $79 a month - 10

LangChain
LangChain is a free, open-source framework for building agents that connect models with tools.
Free planAPISelf-hosted6.8$39 usage-based - 11
CrewAI AMP
Free planWebAPISelf-hosted6.4Free plan - 12

Haystack
Haystack is an open-source AI orchestration framework for developers building agents, multimodal applications, advanced retrieval-augmented…
Free planAPISelf-hosted6.4Free plan - 13

OpenRouter
OpenRouter provides access to hundreds of AI models through a single API endpoint.
Free planWebAPI6.4Free plan - 14
Arize Phoenix
Arize Phoenix helps teams trace, evaluate, debug, and improve AI applications.
Free planWebAPISelf-hosted6.3Free plan - 15
Replicate
Free planWebAPI6.3Free plan - 16

LiteLLM
Free planWebAPISelf-hosted6.2Free plan - 17
6.0From $0.06 a month - 18
DSPy
DSPy is a free, MIT-licensed, open-source Python framework for building AI programs and systems.
APISelf-hosted5.7 - 19

Fireworks AI
WebAPISelf-hosted5.7 - 20

Ragas
Ragas is a free, self-hosted library for systematically evaluating large language model applications.
APILinuxSelf-hosted5.7 - 21
Cohere North
WebSelf-hosted5.5 - 22
AutoGen
LinuxmacOSWindows4.9 - 23
GroqCloud
Web4.8 - 244.7
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