# DSPy

Open-source (MIT) framework from Stanford NLP, 37k+ GitHub stars. DSPy is free, with no paid plan attached, at dspy.ai.

## Facts

- **Pricing tier:** Free
- **Works on:** API, Self-hosted
- **Works in browser:** No

## Capabilities

- Open-source (MIT) framework from Stanford NLP, 37k+ GitHub stars
- Compiles/optimizes prompts automatically against metrics instead of manual prompt tuning
- Production use at Databricks, Shopify, Dropbox, AWS; Shopify reports ~550x cost reduction

## FAQ

### What is DSPy?

DSPy is listed under Agent Frameworks (Developers), in the AI Agents & Automation category on Flocci AI Tools. Open-source (MIT) framework from Stanford NLP, 37k+ GitHub stars. It is free, with no paid plan attached, and it lives at dspy.ai.

### Is DSPy free?

DSPy is listed as fully free — there is no paid tier attached to it in the catalog. That makes it one of the 396 entries on Flocci AI Tools with no upgrade path built in.

### Can I use DSPy in a browser, or is there an app?

DSPy needs to be installed or self-hosted — it doesn't run in a browser tab. It is available on an API and self-hosting.

### What can DSPy do?

DSPy does 3 things the catalog singles out: Open-source (mit) framework from stanford nlp, 37k+ github stars; compiles/optimizes prompts automatically against metrics instead of manual prompt tuning; production use at databricks, shopify, dropbox, aws; shopify reports ~550x cost reduction.

### What is the best free alternative to DSPy?

Agno is the closest free alternative: it sits in the same Agent Frameworks (Developers) sub-category and is free. AWS Strands Agents, CAMEL and Claude Agent SDK also start free. The full list is on the alternatives page.

## Related

- [DSPy alternatives](https://aitools.flocci.in/alternatives/dspy)
- [Agent Frameworks (Developers)](https://aitools.flocci.in/category/ai-agents-automation/agent-frameworks-developers)
- [Best free AI agent frameworks for developers](https://aitools.flocci.in/best/best-agent-frameworks-developers)
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Source: Flocci AI Tools — https://aitools.flocci.in/tool/dspy

Facts last verified: October 2026