Instead of PromptHelm
PromptHelm alternatives
PromptHelm focuses on prompt operations for engineering teams: it supports environment-based deployments, version history, rollback and playground testing, alongside a multi-provider gateway. Teams can track token spend by model and prompt, set budget alerts, inspect request and response details, and compare latency and error rates. Its SDKs cover Node, Python, iOS, Android, Java and .NET. The free plan includes 10,000 gateway calls a month, while Pro costs $39 a month; new accounts receive a 14-day Pro trial, though the service is currently invite-only.
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Vellum
Free plan Open source AndroidAPIExtension+5Personal AI assistance across files, calendars and connected apps — Vellum is a personal assistant that can read files, manage calendars, send email, run code and control a computer, rather than focusing on prompt deployments and monitoring.
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Agenta
Free plan Open source APISelf-hostedWebTeams building and automating AI coworkers — Agenta centers on AI coworkers, scheduled or event-triggered runs and agent traces, while PromptHelm centers on deployed prompts and gateway monitoring.
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Impromptо
Free plan APIWebPrompt collaboration with API-based runtime updates — Impromptо adds simultaneous model comparisons, side-by-side version diffs and an API for fetching active prompts at runtime.
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Langfuse
Free plan Open source APILinuxSelf-hosted+1AI application tracing, evaluation and open-source self-hosting — Langfuse adds detailed agent tracing, evaluation tools and an MIT-licensed core for self-hosting, alongside prompt management.
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Modular Prompt Library
Free plan WebReusable, modular prompt libraries and side-by-side testing — Modular Prompt Library builds prompts from reusable components and compares model outputs with latency, token and estimated cost details.
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Prompt Assay
Free plan APIWebPrompt critique, multi-model comparison and Agent Skills — Prompt Assay adds structured prompt critique, AI editing actions and multi-file Agent Skills with Behavioral Evals.
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PromptDocker
Free plan APIWebTeam prompt libraries with testing and A/B comparisons — PromptDocker emphasizes team libraries, comments, ownership and A/B testing prompt versions before production.
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Braintrust
Free plan APISelf-hostedWeb - 9
PromptFluent
Free plan ExtensionLinuxMac+2 - 10
Prompteams
Free plan APIWeb - 11
PromptLayer
Free plan APISelf-hostedWeb - 12
Prompt Bunker
Free plan Web - 13
PromptForge
Free plan APIWeb - 14
PromptHub
Free plan APIWeb - 15
PromptOps Manager
Free plan APISelf-hostedWeb - 16
PromptMetrics
Free plan APILinuxMac+3 - 17
ProofHound
Free plan APISelf-hostedWeb - 18
SpacePrompts
Free plan APIExtensionWeb - 19
Verdonz
Free plan APISelf-hostedWeb - 20
PromptLens
Free plan Web - 21
PromptSource
Free plan APISelf-hostedWeb - 22
PromptVersions
Free plan Web - 23
Endprompt
Free trial APIWeb - 24
Pezzo
Paid APISelf-hostedWeb
Alternatives may fit better if you want a broader assistant, agent workspace, deeper evaluation tools or different prompt collaboration features. They vary in platform coverage, provider connections, deployment options and team controls. Compare what you need to keep: PromptHelm’s deployments, consolidated provider access and cost monitoring, versus features such as scheduled agent runs, prompt evaluation, modular libraries or integrations. Also weigh access, usage limits, retention and price: PromptHelm’s free tier limits prompts, versions and seats, while paid plans raise those ceilings. A switch is most useful when another product’s particular workflow matches your team better.
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