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54%
12% YoY
#1
Summary
- OpenRouter ranks #1 within the Model Serving & Inference category, maintaining its position month-over-month.
- As of September 2026, 54% of organizations who have a vendor in the Model Serving & Inference category use OpenRouter: up 12 percentage points from last year.
- OpenRouter has the highest adoption among enterprise companies (59%), compared to mid-market (57%), small-to-medium businesses (53%), and micro-SMB (50%).
- OpenRouter key capabilities include AI model routing, API aggregation, and cost optimization features, supporting efficient access to multiple language models through a unified interface.
Are businesses buying OpenRouter?
Key stats
54%
12% YoY
Mid-Market, 42%
55%
14%
#1
#1
Adoption Rates by company size
| Company size | Adoption rate |
|---|---|
| SMB | 53% |
| Mid-market | 57% |
| Enterprise | 59% |
About OpenRouter
OpenRouter is a unified API platform for accessing multiple AI models from providers like OpenAI, Anthropic, and Mistral. It simplifies model comparison and integration for developers and researchers.
Procure OpenRouter with Ramp
AI agents handle purchasing from source to payment. Employees buy faster. Finance controls every dollar.
- Matches POs to invoices automatically
- Manages intake, approvals, and vendor onboarding in one system
- Enforces policy controls before purchases are made
Similar solutions
About this data
These insights come from Ramp’s procurement and renewal data, built on real-world transactions observed across our platform. Figures represent aggregated observations from Ramp Procurement and Renewals activity.
| Date | New adopter share | Competitor switch rate | Dominant FTE segment | Adoption rate (Enterprise) | Adoption rate (Mid-Market) | Adoption rate (SMB) |
|---|---|---|---|---|---|---|
| Aug 2026 | 55% | 14% | Mid-Market, 42% | 59% | 57% | 53% |
| Jul 2026 | 47% | 15% | Mid-Market, 41% | 59% | 56% | 51% |
| Jun 2026 | 57% | 15% | Mid-Market, 42% | 59% | 54% | 51% |
| May 2026 | 44% | 15% | Mid-Market, 41% | 56% | 52% | 49% |
| Apr 2026 | 54% | 15% | Mid-Market, 42% | 56% | 52% | 48% |
| Mar 2026 | 44% | 17% | Mid-Market, 43% | 51% | 50% | 46% |
| Feb 2026 | 46% | 17% | Mid-Market, 44% | 50% | 49% | 45% |
| Jan 2026 | 35% | 17% | Mid-Market, 43% | 48% | 49% | 42% |
| Dec 2025 | 40% | 18% | Mid-Market, 44% | 47% | 48% | 43% |
| Nov 2025 | 31% | 19% | Mid-Market, 44% | 45% | 48% | 42% |
| Oct 2025 | 42% | 20% | Mid-Market, 43% | 48% | 49% | 42% |
| Sep 2025 | 29% | 22% | Mid-Market, 41% | 48% | 48% | 41% |
| Aug 2025 | 42% | 22% | Mid-Market, 40% | 48% | 47% | 41% |
| Jul 2025 | 46% | 23% | Enterprise, 41% | 46% | 45% | 38% |
| Jun 2025 | 51% | 21% | Enterprise, 43% | 42% | 43% | 34% |
| May 2025 | 52% | 21% | Enterprise, 47% | 48% | 39% | 32% |
| Apr 2025 | 46% | 22% | Enterprise, 43% | 45% | 32% | 29% |
| Mar 2025 | 24% | 22% | Enterprise, 46% | 35% | 30% | 25% |
| Feb 2025 | 39% | 24% | Enterprise, 39% | 35% | 29% | 25% |
| Jan 2025 | 33% | 25% | Enterprise, 49% | 21% | 24% | 21% |
| Dec 2024 | 20% | 27% | Enterprise, 53% | 23% | 16% | 18% |
| Nov 2024 | 27% | 25% | Enterprise, 55% | 27% | 13% | 17% |
| Oct 2024 | 11% | 31% | Enterprise, 48% | 27% | 14% | 16% |
| Sep 2024 | 11% | 35% | Enterprise, 37% | 17% | 15% | 15% |
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