| How you build | Canvas of orchestrator, sub-agents, guardrails and shield; prompts in plain words with Polish | Visual canvas in the OpenAI platform | Low-code builder inside the Microsoft 365 ecosystem | Open-source visual LLM app builder with workflow canvas | Open-source node graphs of LangChain-style components |
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| Models | GPT-OSS, Llama 3.3, Llama 4 Maverick and Kimi K2 on Groq, chosen per node | OpenAI models | Microsoft-hosted models | Many providers, bring your own keys | Many providers, bring your own keys |
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| Guardrails | Natural-language input and output policies that block or rewrite, built in | Guardrail options available | Enterprise governance and policy controls | Moderation features available | Assemble your own from components |
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| Prompt-injection defence | Three layers built in: pattern rules, Llama Prompt Guard 2 and an LLM classifier, with optional hardening; every decision in the trace | Safety checks available as guardrails | Platform-level protections | Add a moderation step yourself | Add it yourself |
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| Hosting and deployment | Fully hosted; one click deploys a versioned API with a bearer key | Hosted by OpenAI; consumed through their APIs and SDKs | Hosted by Microsoft; published to Teams, web and other channels | Self-host, or their cloud | Self-host, or their cloud |
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| Observability | Stage-by-stage trace, latency and token usage on every call, returned with the response | Tracing in the OpenAI platform | Analytics in the Microsoft admin experience | Logs and annotations in the app | Depends on your setup |
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| Pricing model | Flat monthly plans from $10 after a 7-day free trial | Usage-based on OpenAI API pricing | Per-message or capacity packs | Free open source plus cloud plans | Free open source plus cloud plans |
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| Best for | Shipping a guarded agent as an API in minutes with no orchestration layer to maintain | Teams standardised on OpenAI | Organisations living in Microsoft 365 | Teams that want open-source control and self-hosting | Developers experimenting with component graphs |
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