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Model Library
/Reflection Beam-1.0-501B-A23B

Reflection Beam-1.0-501B-A23B

Ready
model path:accounts/fireworks/models/beam-1p0-501b-a23b

Beam is a sparse Mixture-of-Experts model built by Reflection AI with 501 billion total parameters, 23 billion active, built for coding, reasoning, and agentic workloads.

Reflection Beam-1.0-501B-A23B API Features

On-demand Deployment

Docs

On-demand deployments allow you to use Reflection Beam-1.0-501B-A23B on dedicated GPUs with Fireworks' high-performance serving stack with high reliability and no rate limits.

Metadata

State
Ready
Created on
10/13/2026
Kind
Base model
Provider
N/A

Specification

Calibrated
No
Mixture-of-Experts
Yes
Parameters
501B

Supported Functionality

Fine-tuning
Not supported
Serverless
Not supported
Context Length
1040k tokens
Function Calling
Not supported
Embeddings
Not supported
Rerankers
Not supported
Support image input
Not supported