# ragas

> Supercharge Your LLM Application Evaluations 🚀

- **URL**: https://www.freshcrate.ai/projects/ragas
- **Author**: explodinggradients
- **Category**: Uncategorized
- **Latest version**: `v0.4.3` (2026-01-13)
- **License**: Apache-2.0
- **Source**: https://github.com/vibrantlabsai/ragas
- **Homepage**: https://docs.ragas.io
- **Language**: Python
- **GitHub**: 13,570 stars, 1,364 forks
- **Registry**: github
- **Tags**: `evaluation`, `llm`, `llmops`, `python`

## Description

Supercharge Your LLM Application Evaluations 🚀

## Recent releases

| Version | Date | Urgency | Changes |
| --- | --- | --- | --- |
| `v0.4.3` | 2026-01-13 | Low | ## What's Changed * feat: add `DSPyOptimizer` with `MIPROv2` for advanced prompt optimization by @anistark in https://github.com/vibrantlabsai/ragas/pull/2537 * feat(docs): add llms.txt generation for LLM-friendly documentation by @sanjeed5 in https://github.com/vibrantlabsai/ragas/pull/2539 * feat: dspy caching by @anistark in https://github.com/vibrantlabsai/ragas/pull/2542 * feat: add system prompt support for `InstructorLLM` and `LiteLLMStructuredLLM` by @anistark in https://github.com/vibra |
| `v0.4.2` | 2025-12-23 | Low | ## What's Changed * feat: migrate SQLSemanticEquivalence to collections API by @anistark in https://github.com/vibrantlabsai/ragas/pull/2496 * feat: migrate DataCompyScore to collections API by @anistark in https://github.com/vibrantlabsai/ragas/pull/2499 * fix: migrate CHRF Score to new metrics collections by @anistark in https://github.com/vibrantlabsai/ragas/pull/2500 * Feat/improve rag quickstart by @anistark in https://github.com/vibrantlabsai/ragas/pull/2501 * fix: handle classification ar |
| `v0.4.1` | 2025-12-10 | Low | ## What's Changed * feat: add save/load methods to BasePrompt by @anistark in https://github.com/vibrantlabsai/ragas/pull/2465 * docs: update run_config guide to use collections API by @sanjeed5 in https://github.com/vibrantlabsai/ragas/pull/2468 * fix: add anthropic and gemini clients for custom clients by @anistark in https://github.com/vibrantlabsai/ragas/pull/2472 * feat: migrate `ToolCallAccuracy` to collections API by @anistark in https://github.com/vibrantlabsai/ragas/pull/2476 * chore: a |
| `v0.4.0` | 2025-12-03 | Low | ## What's Changed * docs: complete collections API documentation for remaining metrics by @sanjeed5 in https://github.com/vibrantlabsai/ragas/pull/2420 * feat: support GPT-5 and o-series models with automatic `temperature` and `top_p` constraint handling by @anistark in https://github.com/vibrantlabsai/ragas/pull/2418 * update: add llm options as tabs to quickstart by @anistark in https://github.com/vibrantlabsai/ragas/pull/2421 * feat: migrate to instructor.from_provider for universal provider |
| `v0.3.9` | 2025-11-11 | Low | ## What's Changed * fix(docs): add missing line break so the step title and description a… by @nkch1k in https://github.com/explodinggradients/ragas/pull/2391 * Migrate SummaryScore by @rhlbhatnagar in https://github.com/explodinggradients/ragas/pull/2376 * feat: add metadata fields for synthetic data traceability by @dev-jonathan in https://github.com/explodinggradients/ragas/pull/2389 * Migrate noise sensitivity by @rhlbhatnagar in https://github.com/explodinggradients/ragas/pull/2379 * docs: |
| `v0.3.8` | 2025-10-28 | Low | ## What's Changed * feat: semantic similarity migrated to collections by @anistark in https://github.com/explodinggradients/ragas/pull/2361 * feat: Add reusable testing infrastructure for metrics migration by @jjmachan in https://github.com/explodinggradients/ragas/pull/2370 * add: console scripts for ragas_examples by @anistark in https://github.com/explodinggradients/ragas/pull/2367 * feat: add quickstart cmd with templates to run by @anistark in https://github.com/explodinggradients/ragas/pul |
| `v0.3.7` | 2025-10-14 | Low | ## What's Changed * refactor: improve metrics code quality by @anistark in https://github.com/explodinggradients/ragas/pull/2337 * chore: remove old analtyics by @jjmachan in https://github.com/explodinggradients/ragas/pull/2338 * Fix/query distribution robustness by @yatoyun in https://github.com/explodinggradients/ragas/pull/2340 * Simplify earlier how to guides in docs by @sanjeed5 in https://github.com/explodinggradients/ragas/pull/2319 * docs: reorganize prompt evaluation guides in navigati |
| `v0.3.6` | 2025-10-03 | Low | ## What's Changed * Feature/chrf score by @kauabh in https://github.com/explodinggradients/ragas/pull/2221 * Fix/asyncio by @anistark in https://github.com/explodinggradients/ragas/pull/2294 * Fix: update simple RAG init to use embed_text(s) (docs) by @s3pi in https://github.com/explodinggradients/ragas/pull/2292 * Update _bleu_score.py by @kauabh in https://github.com/explodinggradients/ragas/pull/2297 * Refactor/update gemini to genai sdk by @sahusiddharth in https://github.com/explodinggradie |
| `v0.3.5` | 2025-09-17 | Low | ## What's Changed * Docs/howto-texttosqlagent by @sanjeed5 in https://github.com/explodinggradients/ragas/pull/2264 * fix: preview logo was too small.  by @anistark in https://github.com/explodinggradients/ragas/pull/2277 * modified the documentation to be in sync with current output format by @kotalaraghava in https://github.com/explodinggradients/ragas/pull/2281 * removed some meta properties to test by @jjmachan in https://github.com/explodinggradients/ragas/pull/2278 * feature: improve async |
| `v0.3.5rc2` | 2025-09-17 | Low | Release v0.3.5rc2 |

## Citation

- HTML: https://www.freshcrate.ai/projects/ragas
- Markdown: https://www.freshcrate.ai/projects/ragas.md
- Dependencies JSON: https://www.freshcrate.ai/api/projects/ragas/deps

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