token.app › Compare › Claude Sonnet 5 (batch) vs Beam 1.0 501B A23B

Claude Sonnet 5 (batch) vs Beam 1.0 501B A23B

Beam 1.0 501B A23B is 4.6× 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
Claude Sonnet 5 (batch)Beam 1.0 501B A23B
ProviderAnthropicReflection
Input $/1M$1.00$0.250
Output $/1M$5.00$1.00
Blended $/1M$2.00$0.438
Context window1M1.0M
Max output128K131K
ReleasedJun 2026Oct 2026
LicenceProprietaryOpen weights
Choose Claude Sonnet 5 (batch) if…
  • No clear advantage on the data we hold.
Choose Beam 1.0 501B A23B if…
  • Costs less per token — $0.438 vs $2.00 blended
  • Larger context window (1.0M)
  • Open weights — self-hostable
  • Newer model (released Oct 2026)
FAQ
Which is better, Claude Sonnet 5 (batch) or Beam 1.0 501B A23B?
We do not hold independently-run benchmark scores covering both Claude Sonnet 5 (batch) and Beam 1.0 501B A23B, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Claude Sonnet 5 (batch) cheaper than Beam 1.0 501B A23B?
Beam 1.0 501B A23B is cheaper: $0.438 versus $2.00 per million tokens blended at 3:1 input:output. Input alone: $1.00 vs $0.250. Output alone: $5.00 vs $1.00.
What context windows do Claude Sonnet 5 (batch) and Beam 1.0 501B A23B have?
Claude Sonnet 5 (batch): 1,000,000 tokens. Beam 1.0 501B A23B: 1,048,576 tokens.
Who makes Claude Sonnet 5 (batch) and Beam 1.0 501B A23B?
Claude Sonnet 5 (batch) is made by Anthropic. Beam 1.0 501B A23B is made by Reflection.
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