lmsys.org vs openlm.ai
Market traction comparison · Updated Jul 2026
| lmsys.org | openlm.ai | Leads | |
|---|---|---|---|
| Monthly Visits | 289.2K | 431.1K | openlm.ai |
| Bounce Rate | 43.2% | 48.5% | lmsys.org |
| SEO & Keywords | 30 | 30 | Tie |
| Domain Age | 3y 5m | 3y 2m | lmsys.org |
lmsys.org leads in 2 of 4 dimensions, while openlm.ai leads in 1.
Growth Momentum
| lmsys.org | openlm.ai | Leads | |
|---|---|---|---|
| Monthly Visits | 289.2K | 431.1K | openlm.ai |
| MoM Change | +6% | +22% | openlm.ai |
| Avg. Session | 0m23s | 0m33s | openlm.ai |
| Pages / Visit | 2.0 | 1.9 | lmsys.org |
Growth Momentum · Insight
openlm.ai is growing +22% while lmsys.org grows +6%. At current trajectory, openlm.ai could close the traffic gap within 2 months.
Acquisition Strategy
| lmsys.org | openlm.ai | Leads | |
|---|---|---|---|
| Primary Channel | Search 49% | Search 72% | |
| Bounce Rate | 43.2% | 48.5% | lmsys.org |
| SEO & Keywords | 30 | 30 | — |
Keyword Overlap Rate: 0%
| Keyword | Volume | lmsys.org | openlm.ai |
|---|---|---|---|
| llm arena | 142.2K | #8 | #3 |
| chatbot arena | 19.9K | #5 | #1 |
| lmsys chatbot arena | 11.2K | #1 | #3 |
Acquisition Strategy · Insight
lmsys.org acquires users primarily through Search (49%), while openlm.ai relies on Search (72%). This reflects fundamentally different go-to-market strategies — lmsys.org's higher direct traffic suggests stronger brand recognition or product-led growth, while openlm.ai's search reliance means growth is more scalable but more vulnerable to algorithm changes.
Business Maturity
| lmsys.org | openlm.ai | Leads | |
|---|---|---|---|
| Domain Age | 3y 5m | 3y 2m | lmsys.org |
| Registered | Mar 2023 | Jun 2023 | |
| Expires | Mar 2035 | Jun 2027 |
Business Maturity · Insight
lmsys.org has been in the market 0 years longer (3y vs 3y). lmsys.org's longer track record suggests established operations, while openlm.ai's entry timing indicates the market still attracts new players.
Market Position
| lmsys.org | openlm.ai | Leads | |
|---|---|---|---|
| Global Rank | #173.7K | #132.0K | openlm.ai |
| Category Rank | — | #181 |
lmsys.org only
openlm.ai only
Market Position · Insight
Each has untapped markets the other serves: lmsys.org could expand into France, Pakistan, while openlm.ai could target Germany, Canada.
Key Takeaways
- •openlm.ai is growing +22% while lmsys.org grows +6%. At current trajectory, openlm.ai could close the traffic gap within 2 months.
- •lmsys.org acquires users primarily through Search (49%), while openlm.ai relies on Search (72%). This reflects fundamentally different go-to-market strategies — lmsys.org's higher direct traffic suggests stronger brand recognition or product-led growth, while openlm.ai's search reliance means growth is more scalable but more vulnerable to algorithm changes.
- •openlm.ai has 1.5x more traffic (431.1K vs 289.2K), though both operate at comparable scale.
- •Both are growing, with openlm.ai accelerating faster at +22% vs +6%.
- •With only 0% keyword overlap, they target largely different search audiences.
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Report based on data from July 2026