Critical: Humanloop Shutting Down September 2025
Humanloop announced they are sunsetting their product in September 2025. All existing users must migrate to alternative platforms before the shutdown.Why choose Prompt Optimizer as your Humanloop alternative?
- ✓ 75-90% lower cost: $19.99/month vs Humanloop's $100+/month
- ✓ More distribution channels: 4 channels (Web, Chrome Extension, Cloud MCP, Local MCP) vs Humanloop's 1
- ✓ Better features: Chrome extension, IDE integration, offline mode, intelligent routing (65% cost savings)
- ✓ Easy migration: Export from Humanloop, import to Prompt Optimizer in 1-2 hours
- ✓ No shutdown risk: Actively developed, growing platform with profitable business model
Humanloop Shutdown:
Migrate to Prompt Optimizer
Compare Humanloop and Prompt Optimizer, then migrate before the deadline with our step-by-step guide.
Feature Comparison
| Feature | Prompt Optimizer | Humanloop (Sunsetting Sept 2025) |
|---|---|---|
| Service Status | Active Growing platform | Shutting Down Sept 2025 deadline |
| Entry Price | $19.99/mo 1,500 optimizations | $100+/mo Enterprise only |
| Chrome Extension | ChatGPT, Gmail, Notion | |
| IDE Integration | Claude Desktop, Cursor, Windsurf | |
| Offline Mode | 120+ local rules | |
| Intelligent Cost Routing | 65% LLM savings | |
| Prompt Optimization | ||
| Evaluation & Testing | ||
| Version Control | ||
| Free Tier | 5 optimizations | Enterprise only |
Humanloop Migration Guide
Complete migration in 1-2 hours before September 2025 deadline
Export from Humanloop (Before Sept 2025)
Action Required: Export your data before Humanloop shuts down
Once Humanloop sunsets in September 2025, you will lose access to all prompts, evaluations, and analytics. Export NOW to avoid data loss.
What to Export:
- Prompts: All prompt templates and versions
- Evaluations: Test cases and evaluation results
- Analytics: Usage data and performance metrics (optional)
- API Keys: Document any integrations for re-setup
Export Format:
Use Humanloop's API or UI export feature to download:
- • JSON format (preferred for programmatic import)
- • CSV format (for manual review and import)
- • Save to secure backup location
Sign Up for Prompt Optimizer
Create a free account to test the platform with 5 free optimizations. No credit card required.
Create Free AccountRecommended Plan for Humanloop Users:
Most Humanloop users were on $100-300/month enterprise plans. Creator tier provides comparable capacity at 75-90% lower cost.
Import Your Data
Option A: Web Dashboard Import
- 1. Navigate to Dashboard → Templates
- 2. Click "Import" button
- 3. Upload your Humanloop JSON/CSV export
- 4. Review imported prompts and organize
Option B: API Import (Programmatic)
POST /api/v1/templates/import
Headers:
X-API-KEY: your_api_key
Body:
{
"source": "humanloop",
"prompts": [...],
"evaluations": [...]
}API documentation: promptoptimizerpro.com/docs/api
Choose Your Distribution Channel(s)
Unlike Humanloop's web-only approach, Prompt Optimizer offers 4 ways to access your prompts:
Web Dashboard
Similar to Humanloop's interface. Full-featured dashboard for prompt management.
Chrome Extension
NEWOptimize prompts in ChatGPT, Gmail, Notion, Google Docs - anywhere you work.
Cloud MCP
NEWIntegrate with Claude Desktop, Cursor, Windsurf IDEs for code optimization.
Local MCP (Offline)
NEW120+ optimization rules that work offline. Air-gapped support for secure environments.
Update Integrations & API Keys
If you had Humanloop integrated into your applications, update to Prompt Optimizer's API:
Migration Complete!
You've successfully migrated from Humanloop to Prompt Optimizer.
You now have access to all the features Humanloop offered, plus Chrome extension, IDE integration, offline mode, and 75% lower cost.
Why Is Humanloop Shutting Down?
Humanloop announced in early 2025 that they are sunsetting their product in September 2025. While they haven't disclosed full details, industry analysis suggests:
Lesson for Users:
The Humanloop shutdown highlights the importance of choosing platforms with sustainable business models, competitive pricing, and active development. Prompt Optimizer addresses all these concerns with profitable unit economics (65% LLM cost savings via intelligent routing), affordable pricing ($19.99-69.99/month vs Humanloop's $100+), and actively expanding features (Chrome extension, MCP integration, offline mode).
Migration FAQ
Is Humanloop really shutting down?
Yes. Humanloop announced they are sunsetting their product in September 2025. All existing users must migrate to alternative platforms before the shutdown date. Prompt Optimizer offers a direct migration path with comparable features at 75-90% lower cost.
What happens to my Humanloop data after September 2025?
Once Humanloop sunsets, you will lose access to all prompts, evaluations, and analytics unless you export them before the deadline. Export your data NOW to avoid permanent data loss. Humanloop may provide a grace period, but it's safer to migrate immediately.
What's the best Humanloop alternative?
Prompt Optimizer is the best Humanloop alternative, offering similar prompt optimization and evaluation features at 75-90% lower cost ($19.99-25.99/month vs Humanloop's $100+/month), plus 4 distribution channels (Web, Chrome Extension, Cloud MCP, Local MCP) vs Humanloop's 1, intelligent routing (65% cost savings), and offline mode. Other alternatives include LangSmith (more expensive, $39/user) and Agenta (similar features, less polished).
How long does migration take?
Migration typically takes 1-2 hours for most users:
- 30-60 minutes: Export data from Humanloop
- 15 minutes: Sign up and configure Prompt Optimizer account
- 30-45 minutes: Import prompts and test functionality
- Optional: Update API integrations (adds 1-2 hours)
Does Prompt Optimizer have all of Humanloop's features?
Yes, plus more. Prompt Optimizer covers Humanloop's core features:
Additionally, Prompt Optimizer offers features Humanloop doesn't have: Chrome extension, IDE integration (Claude Desktop, Cursor, Windsurf), offline mode (120+ local rules), intelligent routing (65% cost savings), and Bayesian optimization.
Will I save money switching from Humanloop?
Yes, significantly. Humanloop's enterprise pricing started at $100-300+/month. Prompt Optimizer offers:
- Explorer ($19.99/mo):Save $97-297/month = $1,164-3,564/year
- Creator ($25.99/mo):Save $74-274/month = $888-3,288/year
- Innovator ($69.99/mo):Save $30-230/month = $360-2,760/year
Plus, intelligent routing saves an additional 65% on LLM API costs compared to Humanloop's all-LLM approach.
Migrate from Humanloop Before It's Too Late
Export your data now. Migrate to Prompt Optimizer in 1-2 hours. Save 75-90% on costs.