70%
16% YoY
#1
Summary
- OpenRouter ranks #1 within the Model Serving & Inference category, maintaining its position month-over-month.
- As of September 2026, 70% of organizations who have a vendor in the Model Serving & Inference category use OpenRouter: up 16 percentage points from last year.
- OpenRouter has the highest adoption among enterprise companies (72%), compared to mid-market (67%), small-to-medium businesses (70%), and micro-SMB (70%).
- 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
70%
16% YoY
Mid-Market, 40%
68%
19%
#1
#1
Adoption Rates by company size
| Company size | Adoption rate |
|---|---|
| SMB | 70% |
| Mid-market | 67% |
| Enterprise | 72% |
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.
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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 | 68% | 19% | Mid-Market, 40% | 72% | 67% | 70% |
| Jul 2026 | 64% | 19% | Mid-Market, 40% | 70% | 66% | 68% |
| Jun 2026 | 65% | 19% | Mid-Market, 39% | 67% | 63% | 67% |
| May 2026 | 58% | 19% | Mid-Market, 39% | 63% | 61% | 66% |
| Apr 2026 | 69% | 20% | Mid-Market, 41% | 63% | 60% | 65% |
| Mar 2026 | 57% | 22% | Mid-Market, 43% | 57% | 58% | 63% |
| Feb 2026 | 65% | 22% | Mid-Market, 44% | 55% | 58% | 61% |
| Jan 2026 | 51% | 21% | Mid-Market, 44% | 55% | 57% | 58% |
| Dec 2025 | 52% | 23% | Mid-Market, 43% | 53% | 56% | 58% |
| Nov 2025 | 49% | 24% | Mid-Market, 44% | 51% | 55% | 57% |
| Oct 2025 | 54% | 24% | Mid-Market, 43% | 53% | 55% | 56% |
| Sep 2025 | 45% | 27% | Mid-Market, 42% | 53% | 54% | 55% |
| Aug 2025 | 55% | 28% | Mid-Market, 41% | 48% | 52% | 54% |
| Jul 2025 | 57% | 29% | Mid-Market, 41% | 48% | 50% | 51% |
| Jun 2025 | 60% | 30% | Mid-Market, 39% | 43% | 48% | 47% |
| May 2025 | 59% | 29% | Enterprise, 38% | 46% | 44% | 44% |
| Apr 2025 | 56% | 28% | Mid-Market, 39% | 45% | 39% | 41% |
| Mar 2025 | 31% | 28% | Mid-Market, 38% | 37% | 36% | 37% |
| Feb 2025 | 49% | 29% | Mid-Market, 40% | 37% | 34% | 36% |
| Jan 2025 | 45% | 28% | Enterprise, 36% | 25% | 30% | 31% |
| Dec 2024 | 34% | 29% | Enterprise, 40% | 20% | 20% | 26% |
| Nov 2024 | 32% | 27% | Enterprise, 41% | 19% | 17% | 24% |
| Oct 2024 | 20% | 30% | Mid-Market, 38% | 19% | 20% | 22% |
| Sep 2024 | 15% | 45% | Mid-Market, 41% | 13% | 19% | 21% |
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