Qwen3.5-9B pricing, benchmarks and cost analysis
Epoch Capabilities Index (ECI)range 136.1 to 140.8
Median output tokens per second
In $0.170Out $0.250 per 1MCache discount 90%
Context window, tokens
Ranks are among the 101 models we track (intelligence = Epoch Capabilities Index by Epoch AI, CC BY 4.0; intelligence and speed: among those with data; cost: #1 is cheapest). Monthly cost uses the default workload of 2,000 input and 500 output tokens, 10,000 requests a day, 40% cached.
Comparison summary
Qwen3.5-9B costs $103 a month for the default workload of 2,000 input and 500 output tokens, 10,000 requests a day with 40% cached input. That is 88% below the median model ($873). It ranks #7 of 101 on cost, where #1 is the cheapest.
It scores 139.3 on the Epoch Capabilities Index, #66 of 66 models with a score. The cheapest stable-priced model that scores at least as high is Qwen3.7 Flash (144.1) at $31.74 a month, 69% less.
It generates 59 tokens per second, 30% slower than the median model (84), #23 of 28. Cached input is 90% cheaper than fresh input, in line with the 90% median. The weights are open, so other hosts can serve it and prices may differ from the provider's own.
Technical specifications
- Context window
- 262K tokens
- Input price
- $0.170 / 1M
- Cached input price
- $0.017 / 1M
- Output price
- $0.250 / 1M
- Cache discount
- 90%
- Batch API
- Not listed
- Open weights
- Yes
- Release date
- Feb 24, 2026
- Time to first token
- 2.00 s
- Price volatility
- Stable
Benchmarks
Best score for this model on each leaderboard, ranked against the other models listed there.
Your monthly bill
Standard
$103 / month- Input
- $61.20
- Cached input
- $4.08
- Output
- $37.50
Batch
No batch rates are listed for this model.
Price history
- Oct 23, 2026Input $0.080 → $0.170▲ 113%
- Oct 23, 2026Output $0.130 → $0.250▲ 92%
- Oct 23, 2026Cached input $0.040 → $0.017▼ 57%
- Oct 21, 2026Input $0.100 → $0.080▼ 20%
- Oct 21, 2026Output $0.150 → $0.130▼ 13%
- Oct 21, 2026Cached input $0.010 → $0.040▲ 300%
Cheaper alternatives
Models with stable pricing and a Epoch Capabilities Index within 2 points of Qwen3.5-9B (or higher) that cost less for the default workload.