Reflection

Beam 1.0 501B A23B

Tool callingStructured outputReasoning
Beam 1.0 501B A23B launch post cover
Context
1.0M
Listed
Today
Parameters
501B
Input / 1M tokens
$0.25
Output / 1M tokens
$1.00

Sources:OpenRouter

Benchmarks

DeepSWE is the primary coding benchmark where an exact model evaluation exists. Other sourced evaluations appear below; missing scores are not zero.

Not evaluated in DeepSWE 1.1 as of 2026-09-22. Results are only shown for exact model versions in the official dataset. Official leaderboard.

No benchmark results have been matched to this model yet.

Specifications

Developer
Reflection
Model family
—
Type
Language model
Predecessor
—
Successor
—
Listed on OpenRouter
October 16, 2026
Model ID
reflection/beam-1.0-501b-a23b
Openness
Open weights
License
—
Parameters
501B
Input modalities
text
Output modalities
text
Modality
text->text
Tokenizer
Other
Max output tokens
131K
Knowledge cutoff
2026-06-30
Source freshness
Endpoints synced Oct 16, 2026, 4:18 PM UTC

Infrastructure

Provider availability

All providers
ProviderEndpointContextInput /M tokensOutput /M tokensCached input /M tokensCache write /M tokensUptime 1dData handling
Nebiusnebius/fp81.0M$0.25$1.00——100.00%
ZDR: Yes

Training: Unknown

Prompt logging: Unknown

Retention: Unknown

Checked 2026-10-16

Provider data:OpenRouter

Deployment graph

Can I run this?

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