AI model comparison

Beam 1.0 501B A23B vs Qwen3.8 27B

Side by side comparison of Beam 1.0 501B A23B and Qwen3.8 27B on pricing, benchmark scores, context window, and more.

Beam 1.0 is Reflection's open-weight reasoning model for coding and long-horizon agentic workflows.

Input / 1M
$0.25
Output / 1M
$1
Context
1.05M

Qwen3.8 27B is an open-weight dense vision-language model from Qwen.

Input / 1M
$0.15
Output / 1M
$1.88
Context
1.02M

Comparing image generators? Compare image models

At a glance

Quick verdict

How the two models stack up on the things people ask about most.

Lower price

reflection logo

Beam 1.0 501B A23B

1.2x cheaper for a typical chat

Higher intelligence score

qwen logo

Qwen3.8 27B

20.1 vs 17.7 on Artificial Analysis

Larger context window

reflection logo

Beam 1.0 501B A23B

1.05M vs 1.02M tokens

Newer release

reflection logo

Beam 1.0 501B A23B

Released October 16, 2026

Benchmarks

Benchmark scores

Independent scores from Artificial Analysis. Higher is better.

Intelligence index

reflection logoBeam 1.0 501B A23B17.7
qwen logoQwen3.8 27B20.1

Coding index

reflection logoBeam 1.0 501B A23BNot available
qwen logoQwen3.8 27B68.1

Agentic index

reflection logoBeam 1.0 501B A23BNot available
qwen logoQwen3.8 27B45.8

Pricing

Beam 1.0 501B A23B vs Qwen3.8 27B API pricing

Per-token API rates. Cheaper option highlighted.

Metricreflection logoBeam 1.0 501B A23Bqwen logoQwen3.8 27B
Input tokensPer 1M tokens$0.25$0.15
Output tokensPer 1M tokens$1$1.88
Cached input (read)Per 1M tokens$0.05$0.04
Cache writePer 1M tokensNot availableNot available

What it costs in practice

Estimated cost per 1,000 requests at standard rates. Coding and long-document figures also show the cost when the input is already cached.

Chat message

2K in, 500 out

reflection logoBeam 1.0 501B A23B$1
qwen logoQwen3.8 27B$1.24

Coding task

30K in, 4K out

reflection logoBeam 1.0 501B A23B$11.50$5.50 cached
qwen logoQwen3.8 27B$12$8.63 cached

Long document summary

150K in, 2K out

reflection logoBeam 1.0 501B A23B$39.50$9.50 cached
qwen logoQwen3.8 27B$26.25$9.38 cached

Specs

Context window and capabilities

How much each model can read, how much it can write, and what it accepts as input.

Metricreflection logoBeam 1.0 501B A23Bqwen logoQwen3.8 27B
Context window1.05M tokens1.02M tokens
Max output131K tokens236K tokens
Input typesTextImage, Text, Video
Output typesTextText
Reasoning effort levelsMax, Extra high, High, Medium, LowExtra high, Medium, Low, None
Default reasoning effortMaxExtra high
Release dateOctober 16, 2026August 14, 2026

Features

Supported features

API features available for each model.

Metricreflection logoBeam 1.0 501B A23Bqwen logoQwen3.8 27B
Tool callingSupportedSupported
Structured outputsSupportedSupported
JSON modeSupportedSupported
ReasoningSupportedSupported
TemperatureSupportedSupported
Stop sequencesSupportedSupported
Deterministic seedSupportedSupported
Verbosity controlNot supportedNot supported

Our take

Beam 1.0 501B A23B is 1.2x cheaper for a typical chat. Qwen3.8 27B scores higher on the Artificial Analysis Intelligence Index (20.1 vs 17.7). Beam 1.0 501B A23B has the larger context window (1.05M vs 1.02M tokens). The right pick depends on your workload, so the quickest way to settle it is to send the same prompt to both and compare.

FAQ

Frequently asked questions

Is Beam 1.0 501B A23B or Qwen3.8 27B cheaper?

Beam 1.0 501B A23B is cheaper for a typical chat (2K input tokens and 500 output tokens). Beam 1.0 501B A23B costs $0.25 per 1M input tokens and $1 per 1M output tokens, while Qwen3.8 27B costs $0.15 per 1M input tokens and $1.88 per 1M output tokens.

Which has a bigger context window, Beam 1.0 501B A23B or Qwen3.8 27B?

Beam 1.0 501B A23B supports up to 1.05M tokens of context, compared with 1.02M for Qwen3.8 27B.

Is Beam 1.0 501B A23B smarter than Qwen3.8 27B?

On the Artificial Analysis Intelligence Index, Beam 1.0 501B A23B scores 17.7 and Qwen3.8 27B scores 20.1, putting Qwen3.8 27B ahead. Benchmarks don't capture everything, so the best test is running your own prompts through both.

Can I use Beam 1.0 501B A23B and Qwen3.8 27B at the same time?

Yes. Shortcut Chat sends one prompt to multiple models at once, so you can see Beam 1.0 501B A23B and Qwen3.8 27B answer side by side and keep the better response.

reflection logoqwen logo

Why choose? Ask both.

Send one prompt to Beam 1.0 501B A23B and Qwen3.8 27B at the same time. Compare the answers side by side and keep the best one.