Agenta vs PromptHub
Which should you use? A side-by-side look at what each one does, who it suits, what it costs, how hard it is to set up, and where each falls short.
AI tool · Open source
An open-source LLMOps platform combining a prompt playground, prompt versioning, evaluations and tracing.
AI tool · Freemium
A shared workspace for writing, versioning and testing prompts side by side across models, with Git-style branching.
The short answer
Choose Agenta if you need…
- Teams wanting a self-hostable prompt platform
- Systematic prompt evaluation
Choose PromptHub if you need…
- Teams collaborating on prompts
- Comparing outputs across models
Side-by-side
| Agenta | PromptHub | |
|---|---|---|
| Type | Prompting · Prompt managers | Prompting · Prompt managers |
| Price | Open source | Freemium |
| Platforms | Web, Self-hosted, API | Web, API |
| Works with | LangChain, OpenAI | OpenAI, Anthropic |
| Hands-on tested by us | Not yet | Not yet |
| Last checked | 2026-10-29 | 2026-10-29 |
What each one is
Agenta
An open-source LLMOps platform combining a prompt playground, prompt versioning, evaluations and tracing. Good all-in-one open option. Smaller community than the biggest players, so expect fewer integrations.
PromptHub
A shared workspace for writing, versioning and testing prompts side by side across models, with Git-style branching. Friendly for mixed technical and non-technical teams. Lighter on observability than dedicated tracing tools.
Best for
Agenta
- Teams wanting a self-hostable prompt platform
- Systematic prompt evaluation
PromptHub
- Teams collaborating on prompts
- Comparing outputs across models
Strengths
Agenta
- Prompt playground and versioning
- Human and automatic evaluation
- Tracing
- Self-hosting
PromptHub
- Git-style versioning and branching
- Side-by-side model testing
- Shared prompt library
- API to fetch prompts
Frequently asked questions
What is the difference between Agenta and PromptHub?
Agenta: An open-source LLMOps platform combining a prompt playground, prompt versioning, evaluations and tracing. PromptHub: A shared workspace for writing, versioning and testing prompts side by side across models, with Git-style branching. Agenta suits teams wanting a self-hostable prompt platform, while PromptHub suits teams collaborating on prompts.
Are Agenta and PromptHub free?
Agenta: Open source. PromptHub: Freemium.
What are other alternatives to Agenta and PromptHub?
Other options people compare them with include PromptLayer, Langfuse, Arize Phoenix, LangSmith, Opik.
Keep comparing
Built from our catalogue entries for both products: open-source details come from each project's README (AI-assisted, refreshed weekly) and GitHub data; AI-tool details are editorial. Spotted something wrong? Let us know from either product's page.