Beam 1.0 501B A23B
Reflection · reflection/beam-1.0-501b-a23b
Beam 1.0 is Reflection's open-weight reasoning model for coding and long-horizon agentic workflows. It uses a sparse mixture-of-experts architecture with 501B total and 23B active parameters per token, and a...
Beam 1.0 501B A23B ranks #136 of 377 models in the default AI Benchmark Hub order (quality first, then cost). At $0.63 blended per million tokens, it is cheaper than 63% of models with published API pricing. Its 1,048,576-token context window is 4.0× the catalog median (262,144 tokens).
Context
Max output: 131072
Pricing
Output / 1M: 1.00
Blend / 1M: 0.63
Quality
Provider
Moderated: no
Monthly cost at this blended rate
Estimated API spend if every token is billed at $0.63per million (the blend of this model's input and output prices). Real bills depend on the input/output mix.
| Tokens / month | Est. cost (USD) |
|---|---|
| 1,000,000 | $0.63 |
| 10,000,000 | $6.25 |
| 100,000,000 | $62.50 |
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