Models/Beam 1.0

Reflection: Beam 1.0

beam-1-0

Beam 1.0 is Reflection’s open-weights AI model, released Oct 5, 2026. It scores 150 on the Epoch Capabilities Index.

Context

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Input

— / 1M

Output

— / 1M

Released

Oct 5, 2026

Modalities

Benchmarks

Scores on standardized evaluations. Higher is better — and rank shows where Beam 1.0 lands among all models tracked on Model Beat.

37.0

Intelligence Index

Epoch AI

37th percentile of tracked models

59.0

Agentic Index

Epoch AI

59th percentile of tracked models

2 evals

ARC-AGI74.0%

Abstract visual reasoning

ARC-AGI-223.5%

Harder abstract reasoning

1 evals

APEX48.8%

Multi-step agentic tasks

What is Beam 1.0?

Beam 1.0 is an AI model, from Reflection, released Oct 5, 2026.

Who created Beam 1.0?

Beam 1.0 is an AI model developed by Reflection, released Oct 5, 2026.

How does Beam 1.0 perform on benchmarks?

On standardized evaluations tracked by Epoch AI, Beam 1.0 scores 48.8% on APEX, 23.5% on ARC-AGI-2, 74.0% on ARC-AGI.

Is Beam 1.0 open source?

Beam 1.0 is released with open weights (Open weights (unrestricted)), so the model can be downloaded and self-hosted.

Benchmark data from Epoch AI (CC BY) and Artificial Analysis; pricing, specs & descriptions from OpenRouter. Data updated Oct 29, 2026.