Beam 1.0 501B A23B API
About
Build advanced reasoning agents with Beam 1.0 501B A23B, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $1.00/1M input and $3.00/1M output tokens, native tool calling support, open weights architecture. Access Beam 1.0 501B A23B via the OpenRouter API with up to 944K output tokens.
Capabilities
Input Modalities
text
Output Modalities
text
Reasoning
Yes
Structured Output
Yes
Tool Use
Yes
WeightsOpen
Limits
Context Window
1.0M
Tokens
Input Limit
1.0M
Tokens
Max Output
944K
Tokens
Pricing
Standard (per 1M tokens)
Input
$1.00
Output
$3.00
Caching (per 1M tokens)
Read
$0.10
Frequently Asked Questions
Beam 1.0 501B A23B by OpenRouter costs $1.00 per 1M input tokens and $3.00 per 1M output tokens. Cached reads cost $0.10 per 1M tokens.
Model Details
ID
reflection/beam-1.0-501b-a23b
Provider
OpenRouterFamily
beam
Release Date
Oct 16, 2026
Knowledge Cutoff
Jun 30, 2026
API Integration
NPM Package
@openrouter/ai-sdk-provider
Environment Variables
OPENROUTER_API_KEY
API Base URL
https://openrouter.ai/api/v1