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AI model usage rankings - September 19, 2026
As published on September 19, 2026, DeepSeek: DeepSeek V4.1 Flash (batch) led real OpenRouter usage share at 17.2%. Mistral: Mistral Nemo, Google: Gemma 4 26B A4B (free), inclusionAI: Ling 3.0 Flash Sante entered the leaderboard for the first time. Anthropic: Claude Opus 4.8 (batch) moved 11 places down since September 18, 2026.
- #1 DeepSeek: DeepSeek V4.1 Flash (batch) - 17.2% usage share
- #2 Z.ai: GLM 5.3 Flash (batch) - 15.1% usage share
- #3 DeepSeek: DeepSeek V4 Flash 0423 - 11.1% usage share
- #4 Tencent: Hy4 preview - 7.9% usage share
- #5 OpenAI: GPT-5.6 Luna (batch) - 6.3% usage share
- #6 Xiaomi: MiMo-V2.5 - 4.7% usage share
- #7 NVIDIA: Nemotron 3 Ultra (free) - 4.5% usage share
- #8 Tencent: Hy3 - 2.7% usage share
- #9 Z.ai: GLM 5.3 (batch) - 2.1% usage share
- #10 Meta: Muse Spark 1.3 Contributor - 1.7% usage share
| # | Model | Usage share | Rank change |
|---|---|---|---|
| 01 | DeepSeek: DeepSeek V4.1 Flash (batch) | 17.2% | no change |
| 02 | Z.ai: GLM 5.3 Flash (batch) | 15.1% | +2 (+5.1pts) |
| 03 | DeepSeek: DeepSeek V4 Flash 0423 | 11.1% | -1 (-1.3pts) |
| 04 | Tencent: Hy4 preview | 7.9% | -1 (-2.5pts) |
| 05 | OpenAI: GPT-5.6 Luna (batch) | 6.3% | no change |
| 06 | Xiaomi: MiMo-V2.5 | 4.7% | no change |
| 07 | NVIDIA: Nemotron 3 Ultra (free) | 4.5% | no change |
| 08 | Tencent: Hy3 | 2.7% | no change |
| 09 | Z.ai: GLM 5.3 (batch) | 2.1% | no change |
| 10 | Meta: Muse Spark 1.3 Contributor | 1.7% | +1 (-0.1pts) |
| 11 | DeepSeek: DeepSeek V4 Pro 0423 | 1.6% | +1 (+0.1pts) |
| 12 | Upstage: Solar Pro 4 | 1.4% | +4 (+0.2pts) |
| 13 | Google: Gemini 3.8 Flash (batch) | 1.3% | no change |
| 14 | Z.ai: GLM 5.2 | 1.1% | +1 (-0.1pts) |
| 15 | MoonshotAI: Kimi K3 (batch) | 1.1% | +3 (-0.1pts) |
| 16 | MiniMax: MiniMax M3 (batch) | 1.0% | +3 (-0.1pts) |
| 17 | Poolside: Laguna S 2.1 (free) | 1.0% | +4 (+0.1pts) |
| 18 | inclusionAI: Ling 3.0 Flash Fin | 0.8% | +4 (0pts) |
| 19 | OpenAI: GPT-5.6 Sol (batch) | 0.8% | -9 (-0.9pts) |
| 20 | OpenAI: GPT-6 Astra (batch) | 0.8% | -6 (-0.5pts) |
| 21 | Anthropic: Claude Sonnet 5 (batch) | 0.7% | -4 (-0.5pts) |
| 22 | Anthropic: Claude Opus 5 (batch) | 0.6% | -2 (-0.3pts) |
| 23 | Google: Gemini 2.5 Flash Lite | 0.6% | +3 (+0.1pts) |
| 24 | Google: Gemini 3 Flash Preview (batch) | 0.5% | -1 (-0.1pts) |
| 25 | inclusionAI: Ling 3.0 Flash VL | 0.5% | no change |
| 26 | Nex AGI: Nex-N2.5-Pro | 0.4% | +4 (0pts) |
| 27 | NVIDIA: Nemotron 3.5 Lightning (free) | 0.4% | -3 (-0.2pts) |
| 28 | Google: Gemini 3.7 Flash (batch) | 0.4% | +1 (-0.1pts) |
| 29 | Qwen: Qwen3.8 Max | 0.4% | -2 (-0.1pts) |
| 30 | Anthropic: Claude Fable 5.1 (batch) | 0.4% | +4 (0pts) |
| 31 | Qwen: Qwen3.7 Flash | 0.3% | +6 (0pts) |
| 32 | Google: Gemini 2.5 Flash | 0.3% | no change |
| 33 | Qwen: Qwen3.8 Flash | 0.3% | +3 (0pts) |
| 34 | OpenAI: GPT-5.6 Terra (batch) | 0.3% | -6 (-0.1pts) |
| 35 | OpenAI: gpt-oss-120b (batch) | 0.3% | no change |
| 36 | DeepSeek: DeepSeek V3.2 | 0.3% | +5 (0pts) |
| 37 | Google: Gemini 3.1 Flash Lite (batch) | 0.3% | -6 (-0.1pts) |
| 38 | Google: Gemini 3.1 Pro Preview (batch) | 0.3% | +1 (0pts) |
| 39 | Mistral: Mistral Nemo New | 0.3% | - |
| 40 | Thinking Machines: Inkling | 0.3% | +3 (0pts) |
| 41 | NVIDIA: Nemotron 3 Super | 0.3% | +1 (0pts) |
| 42 | Google: Gemma 4 31B (free) | 0.2% | -4 (0pts) |
| 43 | Google: Gemma 4 26B A4B (free) New | 0.2% | - |
| 44 | Anthropic: Claude Opus 4.8 (batch) | 0.2% | -11 (-0.2pts) |
| 45 | inclusionAI: Ling 3.0 Flash Sante New | 0.2% | - |
This page is a permanent, unchanging record of real OpenRouter usage share as it stood on September 19, 2026. Later corrections to the data pipeline appear as new dated snapshots - this page's figures never change.
Source: OpenRouter (openrouter.ai/rankings), as of September 19, 2026.
Benchmark scores: Artificial Analysis (artificialanalysis.ai) via OpenRouter (openrouter.ai/rankings).
Methodology: www.smophy.ai/benchmark/methodology
Token counts originate from each provider's own tokenizer and are not directly comparable across providers.
