PromptForge
PromptForge: A multimodal workspace for testing, governing, and deploying AI prompts. Ranked #5 of 28 in AI Prompt Generators by our editors (9.0/10); pricing: Free plan; best for multimodal prompt development teams.
At a glance
- Editor score9.0 / 10
- PricingFree plan
- Best forMultimodal prompt development teams
- Free planYes
- Model supportMultiple
- Facts checked21 Sep 2026
Where it wins
- Supports chat, image, video, speech, transcription, and embeddings
- Combines batch testing, evaluators, A/B tests, and release gates
- Deploys versioned prompts across environments with analytics
Where it doesn't
- Free plan is limited to 3 projects and 200 test runs monthly
- Named integrations are limited to OpenAI, Anthropic, and Google
- Advanced collaboration and governance require higher-tier plans
Our verdict on PromptForge
PromptForge is a web and API platform for individuals and teams building AI-powered applications. Its multimodal workbench covers chat, image and video generation, speech, transcription, and embeddings, while BYOK preview runs let teams work with provider keys. The product is aimed at prompt development groups that need structured testing, deployment controls, and visibility into production behavior rather than a basic prompt-writing workspace.
The plan structure scales by projects, test runs, storage, deployment, and administration. The Free plan includes 3 projects, 200 test runs per month, 1 GB of storage, and bring-your-own API keys. Pro adds unlimited projects, 5,000 monthly test runs, video and transcription preview, 1 deployment endpoint, and 10 GB of storage. Team adds RBAC, shared workspaces, 25,000 monthly test runs, 5 endpoints, 3 environments, and 50 GB of storage. Enterprise adds SSO/SAML, audit logs, VPC/VPN options, custom usage, and policy-based storage. This progression suits teams that can match collaboration and governance needs to a defined plan tier.
PromptForge’s standout capability is its evaluation and release workflow. Teams can run dataset-based batch tests, apply evaluators and A/B tests, set release gates around configurable pass-rate thresholds, and manage versioned deployments across environments. Visual flows can combine prompt steps, HTTP calls, and logic, while cost, latency, and quality analytics draw from test and production logs. The media library also keeps generated and uploaded assets within the workspace. Choose PromptForge for multimodal prompt operations with testing and deployment discipline; teams needing only lightweight prompt drafting may find this breadth unnecessary.
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PromptForge pricing
All 4 PromptForge plans and prices →
PromptForge fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Not verified |
| Model support | Multiple |
| Optimization mode | Not verified |
| Prompt variables | Not verified |
| Prompt testing | Yes |
| Team collaboration | Yes |
| API access | Yes |
| Template limit | Not verified |
| Deployment | Cloud |
| Platforms | Web |
| Compliance & security | SSO/SAML |
| Support | |
| Built for | Small business, Mid-market, Enterprise (editorial estimate) |
| Integrations | 3 integrations: OpenAI, Anthropic, Google |
| Pricing | Free plan (source) |
| Website | app.prompt-forge.io |
| Facts checked | 21 Sep 2026 |
PromptForge integrations
PromptForge lists 3 integrations on its own site.
- OpenAI
- Anthropic
Alternatives to PromptForge
- AgentaA full prompt operations workspace with testing, evaluations, tracing, and self-hosting.9.4
- MLflow Prompt OptimizationA developer-focused toolkit for evaluating, rewriting, versioning, and optimizing prompts.9.3
- ProofHoundA focused prompt operations platform for testing, releasing, and monitoring LLM classifiers.9.2
See all PromptForge alternatives →
PromptForge vs the competition
- PromptForge vs Agenta
- PromptForge vs MLflow Prompt Optimization
- PromptForge vs ProofHound
- PromptForge vs PromptLayer
- PromptForge vs DSPy
- PromptForge vs PromptEval
Compare PromptForge with any tool side by side →
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Featured on iTechGuides
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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