--- title: "prompts.chat vs oss-llmops-stack" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/f-prompts-chat-vs-langfuse-oss-llmops-stack" tools: ["f-prompts-chat", "langfuse-oss-llmops-stack"] --- # prompts.chat vs oss-llmops-stack *GraphCanon updated Jul 11, 2026* ## Verdict Pick prompts.chat when license: prompts.chat is Other, oss-llmops-stack is MIT; pick oss-llmops-stack when license: oss-llmops-stack is MIT, prompts.chat is Other. [prompts.chat](https://prompts.chat) reports 165k GitHub stars, 21k forks, and 60 open issues, last pushed Jul 11, 2026. [oss-llmops-stack](https://oss-llmops-stack.com) has 139 stars, 7 forks, and 1 open issues, last pushed Feb 15, 2025. Figures are from public GitHub metadata via [prompts.chat's repository](https://github.com/f/prompts.chat) and [oss-llmops-stack's repository](https://github.com/langfuse/oss-llmops-stack). | | [prompts.chat](/tools/f-prompts-chat.md) | [oss-llmops-stack](/tools/langfuse-oss-llmops-stack.md) | | --- | --- | --- | | Tagline | Share, discover, and collect prompts from the community | Modular, open source LLMOps stack that separates concerns: LiteLLM unifies LLM APIs, manages routing and cost controls, and ensures high-availability, while Langfuse focuses on detailed observability, | | Stars | 165,372 | 139 | | Forks | 21,400 | 7 | | Open issues | 60 | 1 | | Language | HTML | - | | Adopt for | Critical decision points for evaluating `prompts.chat` | - | | Persona | - | - | | Runtime | - | - | | License | Other | MIT | | Categories | Developer Tools, LLM Frameworks | Developer Tools, Evaluation & Observability, LLM Frameworks | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [prompts.chat](/tools/f-prompts-chat.md) | [oss-llmops-stack](/tools/langfuse-oss-llmops-stack.md) | | --- | --- | --- | | Maintenance | Very active (96%) | Dormant (18%) | | Days since push | 0d | 510d | | Open issues (now) | 60 | 1 | | Owner type | User | Organization | | Full report | [trust report](/tools/f-prompts-chat/trust.md) | [trust report](/tools/langfuse-oss-llmops-stack/trust.md) | ## Decision facts: prompts.chat - **Adopt for:** Critical decision points for evaluating `prompts.chat` ## Choose when ### Choose prompts.chat if… - License: prompts.chat is Other, oss-llmops-stack is MIT. - Tags unique to prompts.chat: ai, artificial-intelligence, awesome-list, chatgpt. - Critical decision points for evaluating `prompts.chat` ### Choose oss-llmops-stack if… - License: oss-llmops-stack is MIT, prompts.chat is Other. - Tags unique to oss-llmops-stack: ai-gateway, gateway, llm-evaluation, llm-gateway. - Also covers Evaluation & Observability. ## When NOT to use prompts.chat - Developer Tools: A gateway is overkill when you're pinned to a single provider and model. - LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves. ## When NOT to use oss-llmops-stack - Last GitHub push was 511 days ago (dormant maintenance, Feb 15, 2025). Validate activity before betting a new project on oss-llmops-stack. - Developer Tools: A gateway is overkill when you're pinned to a single provider and model. - Evaluation & Observability: Defer heavyweight eval infra only until you have real traffic - never skip it once users depend on answers. - LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves. ## Common questions ### What is the difference between prompts.chat and oss-llmops-stack? prompts.chat: Share, discover, and collect prompts from the community. oss-llmops-stack: Modular, open source LLMOps stack that separates concerns: LiteLLM unifies LLM APIs, manages routing and cost controls, and ensures high-availability, while Langfuse focuses on detailed observability,. See the comparison table for live GitHub stats and shared categories. ### When should I choose prompts.chat over oss-llmops-stack? Choose prompts.chat over oss-llmops-stack when License: prompts.chat is Other, oss-llmops-stack is MIT; Tags unique to prompts.chat: ai, artificial-intelligence, awesome-list, chatgpt; Critical decision points for evaluating `prompts.chat`. ### When should I choose oss-llmops-stack over prompts.chat? Choose oss-llmops-stack over prompts.chat when License: oss-llmops-stack is MIT, prompts.chat is Other; Tags unique to oss-llmops-stack: ai-gateway, gateway, llm-evaluation, llm-gateway; Also covers Evaluation & Observability. ### When should I avoid prompts.chat? Developer Tools: A gateway is overkill when you're pinned to a single provider and model. LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves. ### When should I avoid oss-llmops-stack? Last GitHub push was 511 days ago (dormant maintenance, Feb 15, 2025). Validate activity before betting a new project on oss-llmops-stack. Developer Tools: A gateway is overkill when you're pinned to a single provider and model. Evaluation & Observability: Defer heavyweight eval infra only until you have real traffic - never skip it once users depend on answers. LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves. ### Is prompts.chat or oss-llmops-stack more popular on GitHub? prompts.chat has more GitHub stars (165,372 vs 139). Stars measure visibility, not whether either tool fits your constraints. ### Are prompts.chat and oss-llmops-stack open source? Yes - both are open-source projects on GitHub (prompts.chat: Other, oss-llmops-stack: MIT). ### Where can I find alternatives to prompts.chat or oss-llmops-stack? GraphCanon lists graph-backed alternatives at [prompts.chat alternatives](/tools/f-prompts-chat/alternatives) and [oss-llmops-stack alternatives](/tools/langfuse-oss-llmops-stack/alternatives) ([prompts.chat markdown twin](/tools/f-prompts-chat/alternatives.md), [oss-llmops-stack markdown twin](/tools/langfuse-oss-llmops-stack/alternatives.md)), ranked by typed relationship edges rather than popularity votes. ### Is there a machine-readable version of this comparison? Yes. The markdown twin at [this comparison](/compare/f-prompts-chat-vs-langfuse-oss-llmops-stack.md) mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, prompts.chat or oss-llmops-stack? prompts.chat: Very active. oss-llmops-stack: Dormant. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance. ### Where are the full trust reports for prompts.chat and oss-llmops-stack? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: [prompts.chat trust report](/tools/f-prompts-chat/trust); [oss-llmops-stack trust report](/tools/langfuse-oss-llmops-stack/trust). --- **Machine-readable endpoints** - JSON: [`/api/graphcanon/graph?tool=f-prompts-chat`](/api/graphcanon/graph?tool=f-prompts-chat) - LLM index: [/llms.txt](/llms.txt) - Full corpus: [/llms-full.txt](/llms-full.txt) _GraphCanon - The knowledge graph for AI development. https://www.graphcanon.com/_