beam

open-weight501B / 23B

Beam is an open model by Reflection designed to deliver strong performance for areas such as agentic tool use, coding and general reasoning with an emphasis on token efficient usage.

Capabilities

Reasoning & Interaction
Reasoning
Tool Calling
Infrastructure
Streaming
Fine-tuning

Details

Provider Ollama
Creator unknown
Family—
Licenseopen-weight
Status—
Type—
Input modalitiestext
Output modalitiestext
Open weightYes
Parameters501B / 23B
Architecture—
Context window—
Max input—
Max output—
Reasoning tokensYes
Knowledge cutoff—
Release date
Sourceofficial

Tools

Function Callingfunction_calling
Call external functions and APIs

API

GET/v1/models/ollama/beam