token.app › Compare › Qwen3.5 397B A17B vs Beam 1.0 501B A23B
Qwen3.5 397B A17B vs Beam 1.0 501B A23B
Beam 1.0 501B A23B is 2.9× cheaper per token on a blended 3:1 basis. Beam 1.0 501B A23B accepts the larger context window (1.0M).
Head to head
Blended price uses a 3:1 input:output mix
| Qwen3.5 397B A17B | Beam 1.0 501B A23B | |
|---|---|---|
| Provider | Alibaba | Reflection |
| Input $/1M | $0.500 | $0.250 |
| Output $/1M | $3.60 | $1.00 |
| Blended $/1M | $1.27 | $0.438 |
| Context window | 262K | 1.0M |
| Max output | 236K | 131K |
| Released | Feb 2026 | Oct 2026 |
| Licence | Open weights | Open weights |
Choose Qwen3.5 397B A17B if…
- No clear advantage on the data we hold.
Choose Beam 1.0 501B A23B if…
- Costs less per token — $0.438 vs $1.27 blended
- Larger context window (1.0M)
- Newer model (released Oct 2026)
FAQ
Which is better, Qwen3.5 397B A17B or Beam 1.0 501B A23B?
We do not hold independently-run benchmark scores covering both Qwen3.5 397B A17B and Beam 1.0 501B A23B, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Qwen3.5 397B A17B cheaper than Beam 1.0 501B A23B?
Beam 1.0 501B A23B is cheaper: $0.438 versus $1.27 per million tokens blended at 3:1 input:output. Input alone: $0.500 vs $0.250. Output alone: $3.60 vs $1.00.
What context windows do Qwen3.5 397B A17B and Beam 1.0 501B A23B have?
Qwen3.5 397B A17B: 262,144 tokens. Beam 1.0 501B A23B: 1,048,576 tokens.
Who makes Qwen3.5 397B A17B and Beam 1.0 501B A23B?
Qwen3.5 397B A17B is made by Alibaba. Beam 1.0 501B A23B is made by Reflection.
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