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AI Launch Profile

Reflection Beam 1.0

Reflection Beam 1.0 has downloadable official weights under Apache 2.0. Its repository release commit is dated October 16, separate from the October 5 announcement that described a planned release. The initial artifact contains the model weights, configuration and tokenizer files. Reflection describes Beam as an instruction-tuned text model for reasoning, coding and agentic tool use. Kingy checked the official file listing and license for this entry; it did not download the weights or independently reproduce the vendor benchmark results. The commit date does not independently establish the exact first public-visibility time.

Reflection Beam: 501 billion total parameters, 23 billion active per token, with active parameters about 4.6% of the total. Kingy AI model analysis.

At a glance

Launch Snapshot

Company
Reflection AI
Launch date
October 16, 2026
Launch type
Model Release
Category
AI Open-Weight Models
Audience
AI Agent Developers, Developers
Pricing
Hosted prices and self-hosting costs were not reviewed in this artifact-and-license check.
Free plan
Not publicly confirmed
API
Not publicly confirmed
Open weights/source
Yes

Verification & Sources

Evidence state
Source-verified
Source links
4
Freshness
Checked October 28, 2026
Last verified
October 28, 2026
Last updated
October 28, 2026
What this evidence state means
Definition
The stated claim was checked against a named primary or authoritative source. This does not mean Kingy tested the product.
Required provenance
At least one public, named primary or authoritative source that directly supports the claim.
Owner
Kingy editorial reviewer
Freshness rule
Recheck within 30 days and after a material product, price, access, or source change.
Disputes and corrections
Use “Suggest a correction” on the record. Kingy editorial reviews the cited evidence, records material corrections, and changes or removes the state when it is not supported.
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Kingy AI Take

Beam 1.0 now provides a pinned Apache 2.0 checkpoint for teams considering a self-hosted coding pilot. Its 501B total parameters make serving cost and workload tests necessary before adoption; this review checks artifacts and licensing only.

Who it is for

Text generation, reasoning, coding and agentic tool use

What feels promising

Text generation, reasoning, coding and agentic tool use. Pinned official download and license links make the reviewed artifact identifiable.

What feels unproven

Source-only artifact and license review on October 28, 2026 (America/Vancouver). No new hands-on test, weight download, inference run, latency test, or independent benchmark reproduction.

Editorial submissions and sponsor-fit reviews are separate. Payment does not influence Kingy scores, verdicts, rankings, evidence labels, or publication decisions.