token.app › Compare › Qwen3.5 Plus 2026-04-20 vs Beam 1.0 501B A23B

Qwen3.5 Plus 2026-04-20 vs Beam 1.0 501B A23B

Beam 1.0 501B A23B is 1.5× 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 Plus 2026-04-20Beam 1.0 501B A23B
ProviderAlibabaReflection
Input $/1M$0.300$0.250
Output $/1M$1.80$1.00
Blended $/1M$0.675$0.438
Context window1M1.0M
Max output66K131K
ReleasedApr 2026Oct 2026
LicenceProprietaryOpen weights
Choose Qwen3.5 Plus 2026-04-20 if…
  • No clear advantage on the data we hold.
Choose Beam 1.0 501B A23B if…
  • Costs less per token — $0.438 vs $0.675 blended
  • Larger context window (1.0M)
  • Open weights — self-hostable
  • Newer model (released Oct 2026)
FAQ
Which is better, Qwen3.5 Plus 2026-04-20 or Beam 1.0 501B A23B?
We do not hold independently-run benchmark scores covering both Qwen3.5 Plus 2026-04-20 and Beam 1.0 501B A23B, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Qwen3.5 Plus 2026-04-20 cheaper than Beam 1.0 501B A23B?
Beam 1.0 501B A23B is cheaper: $0.438 versus $0.675 per million tokens blended at 3:1 input:output. Input alone: $0.300 vs $0.250. Output alone: $1.80 vs $1.00.
What context windows do Qwen3.5 Plus 2026-04-20 and Beam 1.0 501B A23B have?
Qwen3.5 Plus 2026-04-20: 1,000,000 tokens. Beam 1.0 501B A23B: 1,048,576 tokens.
Who makes Qwen3.5 Plus 2026-04-20 and Beam 1.0 501B A23B?
Qwen3.5 Plus 2026-04-20 is made by Alibaba. Beam 1.0 501B A23B is made by Reflection.
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