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Head-to-head · Prompt Management Software

PromptHub vs Prompt Assay

  • Updated Oct 2026
  • Both researched from official sources
  • 8 checks side by side
Higher score PromptHub #1 in Prompt Management Software 9.4/10 Free plan Free plan✓ 6 of 6 features Visit PromptHub
Prompt Assay #5 in Prompt Management Software 9.0/10 Free plan Free plan✓ 5 of 6 features Visit Prompt Assay

PromptHub leads on 1 check, Prompt Assay on 0, and 7 are even. Who comes out ahead on the 8 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scorePromptHub · 9.4/10
  • Lowest starting pricePromptHub · $9/mo
  • Free planboth
  • Most featuresPromptHub · 6 of 6

PromptHub scores higher on our rubric for prompt management software: 9.4 against 9.0 out of 10; our editors rank them #1 and #5.

PromptHub is cheaper to start at $9/user/mo against $49/user/mo.

PromptHub is the better fit for teams needing complete prompt operations. Prompt Assay is the better fit for prompt engineers needing deep testing tools.

  • PromptHub fits best

    Teams needing complete prompt operations

  • Prompt Assay fits best

    Prompt engineers needing deep testing tools

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Side by side

Feature PromptHub 9.4/10 Visit ↗ Prompt Assay 9.0/10 Visit ↗
At a glance
Editor score 9.4 9.0
Ranking #1 in Prompt Management Software #5 in Prompt Management Software
Best for Teams needing complete prompt operations Prompt engineers needing deep testing tools
Pricing model Free plan + paid Free plan + paid
Starting price $9/mo (best) $49/mo
Free plan ✓ ✓
Free trial — —
Deployment Cloud Cloud
Platforms Web Web
Support Email, Community Email, Docs
Compliance SSO/SAML GDPR, SSO/SAML
Integrations 8 integrations 3 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features PromptHub 6/6 · Prompt Assay 5/6
Prompt versioning ✓ ✓
Prompt testing ✓ ✓
Prompt templates ✓ ✓
Approval workflows ✓ (best) Not checked yet
Access controls ✓ ✓
API or SDK access ✓ ✓
Specs
Model provider support Multi-provider Multi-provider
Our review
Pros
  • Git-based versioning with branches, commits, history, and merge requests
  • Evaluations, batch testing, comparisons, chains, and no-code pipelines
  • Multiple model providers plus APIs, access controls, and usage visibility
  • Evaluation suites with judge-based scoring and regression testing
  • Immutable version history with diffing, restore, and branching
  • REST API, TypeScript SDK, and multi-provider comparison
Cons
  • Free plan limits requests, enhancements, and API access
  • Pro is limited to a single user
  • SOC 2 is still in progress
  • Provider API charges are separate from subscription fees
  • Free and Solo plans are limited to a single seat
  • SOC 2 and ISO 27001 attestations are not currently held
Our verdict

PromptHub is a hosted prompt-management platform for individuals and teams building applications with large language models. It brings prompts, testing, collaboration, deployment, and usage visibility into a shared workspace. Teams can…

Read the review →

Prompt Assay is a web-based prompt engineering and evaluation workbench for prompt engineers, developers, researchers, and teams. It combines a syntax-highlighted editor with token budgets, cost estimation, linting, immutable version…

Read the review →
  1. PromptHubPrompt Management Software 9.4Free plan
  2. Prompt AssayPrompt Management Software 9.0Free plan

Strengths and trade-offs

  • PromptHub — where it wins

    • Git-based versioning with branches, commits, history, and merge requests
    • Evaluations, batch testing, comparisons, chains, and no-code pipelines
    • Multiple model providers plus APIs, access controls, and usage visibility

    Where it doesn't

    • Free plan limits requests, enhancements, and API access
    • Pro is limited to a single user
    • SOC 2 is still in progress

  • Prompt Assay — where it wins

    • Evaluation suites with judge-based scoring and regression testing
    • Immutable version history with diffing, restore, and branching
    • REST API, TypeScript SDK, and multi-provider comparison

    Where it doesn't

    • Provider API charges are separate from subscription fees
    • Free and Solo plans are limited to a single seat
    • SOC 2 and ISO 27001 attestations are not currently held

More comparisons

All prompt management software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update