SEP 22, 2026 · MAPLEHILL LABS · WEEKLY · MARKET
Model market week of September 21, 2026
The market this week
New in the index (10):
- MiMo-V2.6-Pro-UltraSpeed (Xiaomi) — from $4.35/MTok input
- MiMo-V2.6-Flash (Xiaomi) — from $0.140/MTok input
- MiMo-V2.6-Pro (Xiaomi) — from $0.435/MTok input
- Grok 4.7 (xAI) — from $1.60/MTok input
- Nex-N2.5-Mini (NEX AGI) — from $0.025/MTok input
- Nex-N2.5-Pro (NEX AGI) — from $0.075/MTok input
- Ternary Bonsai 2 27B (Prism-ml) — from $0.075/MTok input
- GLM 5.3 FlashX (Z.ai) — from $0.370/MTok input
- Pareto (Unbiased) — from $2.50/MTok input
- Union Alpha
Price moves — largest 8 of 27 observed moves:
- DeepSeek V4 Pro 0423 input: $0.422 → $0.955/MTok (+126.2%)
- DeepSeek V4 Pro 0423 output: $0.845 → $1.91/MTok (+126.2%)
- DeepSeek V4 Flash 0731 output: $0.145 → $0.080/MTok (-44.9%)
- Nemotron 3.5 Lightning input: $0.065 → $0.040/MTok (-38.5%)
- Qwen3.5-9B input: $0.080 → $0.050/MTok (-37.5%)
- Kimi K2.6 output: $2.40 → $1.58/MTok (-34.3%)
- DeepSeek V4 Flash 0423 input: $0.060 → $0.040/MTok (-33.3%)
- Qwen3.8 27B input: $0.150 → $0.100/MTok (-33.3%)
Provider availability:
- DeepSeek V4.1 Flash: now on CoreWeave, Sail Research, StreamLake, AtlasCloud, Wafer, DigitalOcean, Makora, krea; left Reka, krea, Wafer
- GLM 5.3 Flash: now on Inceptron, OpenInference, Morph, Inceptron, InferenceNet, Near AI; left Inceptron, Morph, Makora
- DeepSeek V4 Flash 0731: now on Nebius, OpenInference, Parasail; left OpenInference
- Claude Opus 4.1: left Google
- Claude Sonnet 4: left Google
- Qwen3.8 27B: now on Wafer
- DeepSeek V4 Pro 0813: now on Wafer, AtlasCloud
- DeepSeek V4 Flash 0423: now on OpenInference; left Phala, OpenInference, Wafer
Most-used models (OpenRouter tokens, trailing 7 days):
- DeepSeek V4.1 Flash — 16.9T tokens
- GLM 5.3 Flash — 16.9T tokens
- Hy4 preview — 12.7T tokens
- DeepSeek V4 Flash 0731 — 8.9T tokens
- GPT-5.6 Luna — 8.5T tokens
Measured note: x-ai/grok-4.3 on xai slowed week-over-week — median TTFT 0.63s → 1.30s (≥3 daily probes each week).
Around the industry
- Google released Gemini 3.8 Live and Gemini 3.8 Live Extended Thinking on September 15, 2026, for real-time voice interactions. [1]
- TypeSafe AI released Jev 1.13 on September 15, 2026. [15]
- OpenAI announced that GPT-5.5 will retire from ChatGPT, ChatGPT Work, and Codex on October 14, 2026, while remaining available through the API. [13]
Assembled automatically from ModelIndex's observed data and cited external sources. Sourced claims link to their citations; our own figures link to the live pages they come from.