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Reflection: Beam 1.0 501B A23B pricing

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… Reflection: Beam 1.0 501B A23B from OpenRouter costs $0.300 per 1M input tokens and $1.00 per 1M output tokens. Cached input is $0.040 per 1M. Context window 1,048,576 tokens.

API id reflection/beam-1.0-501b-a23b · OpenRouter · source · updated 2026-11-10 · general-purpose

$0.300
Input / 1M tokens
$1.00
Output / 1M tokens
$0.040
Cached input / 1M
1M
Context window

Reflection: Beam 1.0 501B A23B specifications

Provider
OpenRouter
API id
reflection/beam-1.0-501b-a23b
Model type
general-purpose
Context window
1M tokens
Max output
944K tokens
Currency
USD
Price source
Provider API
Last checked
2026-11-10

What Reflection: Beam 1.0 501B A23B costs in practice

Estimated cost at common usage volumes
WorkloadInput tokensOutput tokensEstimated cost
Short chat turn1,000500$0.0008
Document summary50,0002,000$0.02
1M tokens in, 200K out1,000,000200,000$0.50

Estimates use the standard tier and ignore caching discounts, so real bills with repeated prompt prefixes are typically lower.

Reflection: Beam 1.0 501B A23B price history

RecordedInput /1MOutput /1M
2026-11-06$0.300$1.00
2026-10-23$0.250$1.00
2026-10-20$0.300$1.00
2026-10-17$1.00$3.00

Common questions

How much does Reflection: Beam 1.0 501B A23B cost per 1M tokens?
Reflection: Beam 1.0 501B A23B costs $0.300 per 1M input tokens and $1.00 per 1M output tokens on the standard tier. Cached input is $0.040 per 1M.
What is Reflection: Beam 1.0 501B A23B's context window?
Reflection: Beam 1.0 501B A23B accepts up to 1,048,576 tokens in a single request, and can return up to 943,718 output tokens.
Is there a cheaper OpenRouter model than Reflection: Beam 1.0 501B A23B?
Yes. Free Models Router is free per 1M input tokens versus $0.300 for Reflection: Beam 1.0 501B A23B, with a 200,000 token context window.
Where does this Reflection: Beam 1.0 501B A23B price come from?
From the OpenRouter catalogue, because OpenRouter does not publish machine-readable pricing. OpenRouter is a reseller, so its rate can differ from OpenRouter's own — verify before committing spend.

Head-to-head comparisons

Other OpenRouter models

See all OpenRouter pricing →