OpenAI Agents SDK vs Sim
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
OpenAI Agents SDK is the stronger AI pick in AI Agents: it has a visibility score of 31.4 versus 2.3 for Sim, and ranks ahead in 75% of the answers that name both.
Choose OpenAI Agents SDK if…
- You want the brand AI engines rank higher (31.4 vs 2.3)
- You need SOC 2 Type 2 or ISO/IEC 27001:2022 or ISO/IEC 27701:2019 or CSA STAR Level 1 coverage
- Widely adopted platform for enterprise and developer agents
- Streamlined framework for native GPT integration and function calling
Choose Sim if…
- You need a self-hosted or on-premises option
- You need SOC 2 Type II or ISO 27001 or GDPR coverage
- Technical control and model flexibility
- Self-hosting option
AI visibility side by side
Latest weekly run · Nov 3
| Metric | OpenAI Agents SDK | Sim |
|---|---|---|
| Visibility score | 31.4% | 2.3% |
| Change vs last week | New | New |
| Rank in AI Agents | #2 | #39 |
| Share of voice | 5.8% | 0.7% |
| Mentions this run | 38 | 5 |
| Positive in AI answers | 45% | — |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
OpenAI Agents SDK 0pp · Sim 0pp over 0 weekly runs.
Engine by engine
OpenAI Agents SDK leads on 3 of 3 engines
Head to head in AI answers
4 engine answers name both brands
| Prompt | Engine | OpenAI Agents SDK | Sim |
|---|---|---|---|
| Top AI agent platform options for B2B SaaS companies | ChatGPT | #1 | #17 |
| Compare the leading AI Agents platforms | Perplexity | #6 | #23 |
| Alternatives to the most popular AI agent platform | ChatGPT | #2 | #12 |
| Best AI agent platform with AI features | Perplexity | #7 | #2 |
Features, pricing & fit
| Dimension | OpenAI Agents SDK | Sim |
|---|---|---|
| Pricing model | — | Per seat |
| Entry price | — | Free; paid from $25 per seat / mo |
| Free plan | — | Yes |
| Deployment | Runs inside the customer's own application; the customer controls deployment, storage and approvals. | Cloud-hosted, or self-hosted in your own cloud with Docker or Kubernetes |
| Integrations | — | 275+ |
| Compliance | SOC 2 Type 2, ISO/IEC 27001:2022, ISO/IEC 27701:2019, CSA STAR Level 1 | SOC 2 Type II, ISO 27001, GDPR |
| Support | — | Dedicated support on the Enterprise plan |
| Founded | — | 2025 |
| Headquarters | 1455 and 1515 Third Street, San Francisco | San Francisco, CA, United States |
| Employees | — | 11–50 |
| Funding | $122 billion round closed March 31, 2026 at $852 billion post-money, anchored by Amazon, Nvidia and SoftBank · $180000M raised | Series A · $7M raised |
| Best for | Teams already building on OpenAI models that want a lightweight framework to write their own agent logic. | Companies that need to build, deploy, and govern AI agents across the organization with central control over access, spend, and data |
Plans side by side
OpenAI Agents SDK
Pricing not available.
Sim
Pros and cons
Themes from the AI answers that mention each brand
OpenAI Agents SDK
- Widely adopted platform for enterprise and developer agents
- Streamlined framework for native GPT integration and function calling
- Good for rapid prototyping
- Access to foundational models and agent workflows via the OpenAI Platform
- A framework rather than a complete enterprise automation suite
- Requires separate payment for OpenAI model API usage
Sim
- Technical control and model flexibility
- Self-hosting option
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “OpenAI Agents SDK vs Sim”, https://slateindex.ai/compare/openai-agents-sdk-vs-sim, data of Nov 3, 2026. Licence: CC BY 4.0.