Vellum suits individuals looking for an AI assistant to handle personal tasks across files, calendars, email, code, and computer controls.
Free plan Open source From $30 a month AndroidiPhone & iPadWebWindowsMacBrowser extension+2
Best AI Prompt Management Software 2026
Facts read 21 Sep 2026 – 15 Oct 2026
As prompts are developed and maintained, software for managing them can offer ways to track changes, test prompts, and observe their behavior. Compare prompt testing, prompt observability, and version history with access controls, API access, and deployment controls. Included seats, free-plan availability, and paid-from pricing add plan details to weigh. PromptHelm, Agenta, and PromptHub are among the options to consider. Use the listed capabilities to assess which tools cover the prompt workflows and controls relevant to your work, and compare plan details against the access your team needs.
The standings: top 10
| Name | In a line | Record score | Price from | Try it free | Runs on | Facts read |
|---|---|---|---|---|---|---|
| 01 Vellum | Vellum suits individuals looking for an AI assistant to handle personal tasks across files, calendars, email, code, and computer controls. | 6.4 | $30 a month | Free plan | Android, iPhone & iPad, Web, Windows | 15 Oct 2026 |
| 02 PromptHelm | PromptHelm suits engineering teams shipping LLM features, platform teams consolidating provider keys and reporting, and builders who need prompt history. | 5.8 | $39 a month | Free plan | Android, iPhone & iPad, Web, API | 14 Oct 2026 |
| 03 Langfuse | Langfuse suits teams building AI agent applications that need tracing, prompt management, and evaluation tools. | 5.7 | $29 a month | Free plan | Web, Linux, API, Self-hosted | 15 Oct 2026 |
| 04 Agenta | Agenta suits teams that want to create and operate AI agents across work tools, with cloud or self-hosted deployment options. | 5.5 | $29 a month | Free plan | Web, API, Self-hosted | 14 Oct 2026 |
| 05 Promptfoo | Promptfoo is for developers and enterprises building AI applications who need prompt evaluation or red-team testing. | 5.3 | Free plan | Free plan | Web, Windows, Mac, Linux | 15 Oct 2026 |
| 06 Maxim AI | It is designed for cross-functional AI teams, including product managers who want to define and analyze evaluations without code and developers who use SDKs, a CLI, or… | 5.2 | $29 a month | Free plan | Web, API, Self-hosted | 2 Oct 2026 |
| 07 Braintrust | Braintrust is intended for teams running AI agents in production, from early-stage projects to enterprise deployments. | 5.0 | $249 a month | Free plan | Web, API, Self-hosted | 15 Oct 2026 |
| 08 SpacePrompts | It suits designers, writers, marketers, API automation users, and teams managing shared AI prompts. | 5.0 | $5 a month, billed yearly | Free plan | Web, Browser extension, API | 15 Oct 2026 |
| 09 Prompt Manage | Prompt Manage suits teams in marketing, engineering, product, or operations that need shared prompt libraries and access controls. | 4.9 | $20 a month | Free plan | Web, API | 30 Sep 2026 |
| 10 PromptMetrics | 4.8 | Free plan | Free plan | Web, Windows, Mac, Linux | 8 Oct 2026 |
02
PromptHelm
PromptHelm suits engineering teams shipping LLM features, platform teams consolidating provider keys and reporting, and builders who need prompt history.
AndroidiPhone & iPadWeb+2 Record5.8 Visit
03
Langfuse
Langfuse suits teams building AI agent applications that need tracing, prompt management, and evaluation tools.
WebLinuxAPI+1 Record5.7 Visit
04
Agenta
Agenta suits teams that want to create and operate AI agents across work tools, with cloud or self-hosted deployment options.
WebAPISelf-hosted Record5.5 Visit
05
Promptfoo
Promptfoo is for developers and enterprises building AI applications who need prompt evaluation or red-team testing.
WebWindowsMac+3 Record5.3 Visit
6
Maxim AI
WebAPISelf-hosted $29 a month Record5.2 Visit It is designed for cross-functional AI teams, including product managers who want to define and analyze evaluations without code and developers who use SDKs, a CLI, or…
7
Braintrust
WebAPISelf-hosted $249 a month Record5.0 Visit Braintrust is intended for teams running AI agents in production, from early-stage projects to enterprise deployments.
8
SpacePrompts
WebBrowser extensionAPI $5 a month, billed yearly Record5.0 Visit It suits designers, writers, marketers, API automation users, and teams managing shared AI prompts.
9
Prompt Manage
WebAPI $20 a month Record4.9 Visit Prompt Manage suits teams in marketing, engineering, product, or operations that need shared prompt libraries and access controls.
11
PromptHub
WebAPI $12 a month Record4.6 Visit PromptHub suits individuals or teams that want to organize prompts, test variations and deploy them through an API, forms or Zapier.
12
PromptLayer
WebAPISelf-hosted $49 a month Record4.6 Visit PromptLayer suits engineers and domain experts who need to manage prompts, evaluate changes, and observe AI product activity together.
14
ProofHound
WebAPISelf-hosted $29 a month Record4.6 Visit ProofHound suits operations, risk, analyst, and engineering teams managing critical classification workflows.
15
ChainForge
WebSelf-hosted Free plan Record4.5 Visit ChainForge suits people comparing prompts and language model responses, including those who want to score and plot results.
16
Verdonz
WebAPISelf-hosted $199 a month Record4.5 Visit Verdonz suits teams that want to investigate business data and workspace documents with governed metrics and approval before actions that change something.
17
HoneyHive
WebAPISelf-hosted Free plan Record4.4 Visit It suits AI platform teams, AI engineers, domain experts, and risk and governance teams that need production agent visibility.
19
Prompteams
WebAPI Free plan Record4.2 Visit Prompteams suits teams that need shared prompt repositories, version history, testing, and API retrieval.
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