OpenAI Developers Responses API reference vs OpenLM
Side-by-side comparison of two AI agent tools
Short answer
- OpenLM has had no commit in 41 months; OpenAI Developers Responses API reference is actively maintained (184 commits in the last 90 days).
- OpenAI Developers Responses API reference is growing faster: +31 GitHub stars in the last 30 days vs +-0 for OpenLM.
- Pick OpenAI Developers Responses API reference for: openAPI specification for the OpenAI API. Pick OpenLM for: openAI-compatible Python client that can call any LLM.
From GitHub data refreshed daily.
OpenAI Developers Responses API referenceopen-source
OpenAPI specification for the OpenAI API
OpenLMopen-source
OpenAI-compatible Python client that can call any LLM
Metrics
| OpenAI Developers Responses API reference | OpenLM | |
|---|---|---|
| Stars | 2.5k | 368 |
| Star velocity /mo | 30.79365079365079 | -0.47619047619047616 |
| Commits (90d) | 184 | 0 |
| Releases (6m) | 0 | 0 |
| Overall score | 0.5315474298045701 | 0.12773224683762688 |
Pros
- +官方维护的权威API规范，确保文档的准确性和时效性
- +提供自动更新和手动维护两个版本，满足不同使用场景的需求
- +标准OpenAPI格式支持自动生成客户端代码和API文档
- +Drop-in OpenAI compatibility requires minimal code changes (single import line)
- +Multi-provider support enables batch processing across different models and providers simultaneously
- +Lightweight architecture calls APIs directly without bloated SDK dependencies
Cons
- -作为规范文档而非可执行工具，需要配合其他工具才能发挥价值
- -手动维护版本可能存在更新滞后的问题
- -对于初学者来说，直接阅读OpenAPI规范可能存在一定的技术门槛
- -Currently limited to Completion endpoint only, lacking support for newer OpenAI features like Chat completions
- -Relatively small community with 371 GitHub stars compared to official SDKs
- -May lag behind latest provider API updates due to abstraction layer maintenance overhead
Use Cases
- •使用OpenAPI生成工具自动创建各种编程语言的OpenAI API客户端库
- •在API开发工具中导入规范以进行接口测试和调试
- •基于规范文档构建自定义的API集成工具和中间件服务
- •Model comparison and evaluation by running identical prompts across multiple LLM providers
- •Implementing fallback strategies when primary models are unavailable or rate-limited
- •Cost optimization by routing requests to the most economical provider for specific use cases
FAQ
- Which is more popular, OpenAI Developers Responses API reference or OpenLM?
- OpenAI Developers Responses API reference has more GitHub stars (2,540 vs 368).
- Which is more actively developed, OpenAI Developers Responses API reference or OpenLM?
- OpenAI Developers Responses API reference had more commits in the last 90 days (184 vs 0).
- Should I use OpenAI Developers Responses API reference or OpenLM?
- Compare their capabilities, limitations and "best for" notes above. Both are open source, so trying each on a small task is the fastest way to decide.