Lab
OpenAI
Combined 15.08% · 30d +2.60pp
OpenAI is the San Francisco lab behind the GPT series, the most widely deployed commercial model family on public gateways.
As of 2026-09-01, Tidelines tracks 7 OpenAI models on OpenRouter, together accounting for 15.08% of measured token share (+2.60pp over the last 30 days). Its most-used model is OpenAI: GPT-5.6 Luna at 10.88% of all tracked tokens, or 72% of OpenAI's own volume. The charts below break that down by model, tokens per day and estimated spend, updated daily.
OpenAI tokens per day & est. spend per day
Combined lab tokens × list price (30/70 blend). 609-day archive · list-rate estimate.
OpenAI's combined tokens grew ~2239× over the last 609 days of archive to 2.44T/day.
OpenAI combined share of tokens
Sum of all OpenAI models' share on OpenRouter. 30d change: +2.60pp.
Model mix over time
Each OpenAI model as a share of the lab's combined tokens.
Where the tokens go vs where the dollars go
Each OpenAI model's share of the lab's tokens paired with its share of estimated spend (latest day, list-rate).
OpenAI: GPT-5.6 Luna takes 72% of OpenAI's tokens but 31% of its estimated spend.
Citable stat
As of 2026-09-01, OpenAI's combined share on OpenRouter is 15.08% (+2.60pp / 30d). Source: Tidelines.
Models
| Model | Share ↓ | Tokens/d | Est. $/d | 7d Δ | 30d Δ | $/M out |
|---|---|---|---|---|---|---|
| OpenAI: GPT-5.6 Luna | 10.88% | 1.8T | $1.59M | +7.03 | +2.44 | $1.20 |
| OpenAI: GPT-5.6 Sol | 2.07% | 335B | $2.54M | +0.50 | +1.42 | $10.00 |
| OpenAI: GPT-5.6 Terra | 0.57% | 93B | $833K | +0.04 | -0.47 | $12.00 |
| OpenAI: gpt-oss-120b | 0.55% | 90B | $12K | +0.21 | -0.41 | $0.17 |
| OpenAI: gpt-oss-20b | 0.43% | 70B | $7.0K | +0.28 | +0.07 | $0.13 |
| OpenAI: GPT-5.6 Luna Pro | 0.36% | 58B | $52K | -0.06 | -0.33 | $1.20 |
| OpenAI: GPT-4o-mini | 0.22% | 35B | $16K | +0.02 | -0.12 | $0.60 |
as of 2026-09-01