Ember-1 vs Laguna S 2.1

Ember-1 and Laguna S 2.1 are closely matched at 42.3 and 39.7 on the LLM Stats Score. Laguna S 2.1 is 48.0x cheaper per token.

Fireworks AI · Poolside · Updated for 2026

Which is better?

Ember-1 and Laguna S 2.1 are closely matched on the overall LLM Stats Score at 42.3 and 39.7.

In the 2 individual benchmarks reported for both models, Ember-1 wins 2; this is a narrower head-to-head signal than the composite indexes.

On price, Laguna S 2.1 is roughly 48.0x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Laguna S 2.1 also accepts a larger context window (1,048,576 input tokens), making it the stronger choice for long documents and large codebases.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Ember-1

you value its reported benchmark strengths — it wins 2 of 2 exact shared results
you want the most recent training data — it shipped Sep 2026

Choose Laguna S 2.1

cost matters — it's about 48.0x cheaper per token
you process long inputs — it offers a 1,048,576 token context window
you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

Better token value: Laguna S 2.1

Core performance indexes

LLM Stats Score

42.3

#65 · 4 evals

Best

39.7

#73 · 6 evals

Reasoning

38.7

#77 · 3 evals

39.7

#71 · 4 evals

Best

Coding

35.9

#28 · 3 evals

Best

29.1

#69 · 5 evals

Agents

28.6

#55 · 2 evals

Best

23.3

#75 · 5 evals

Cost, coverage & limits

Benchmark wins

2 of 2

Best

0 of 2

Input price

$3.00 / M

$0.10 / M

Best

Output price

$15.00 / M

$0.20 / M

Best

Context window

1,040,000

1,048,576

Best

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared

Index

Ember-1

Laguna S 2.1

Tool use

16.1#98 · 2 evals

15.3#106 · 2 evals

Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

4 reported for Ember-1 · 6 for Laguna S 2.1

2 shared

Ember-1 outperforms in 2 benchmarks (DeepSWE 1.1, Terminal-Bench 2.1), while Laguna S 2.1 is better at 0 benchmarks.

Ember-1 significantly outperforms across most benchmarks.

Mon Oct 26 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

Laguna S 2.1 costs less

For input processing, Ember-1 ($3.00/1M tokens) is 30.0x more expensive than Laguna S 2.1 ($0.10/1M tokens).

For output processing, Ember-1 ($15.00/1M tokens) is 75.0x more expensive than Laguna S 2.1 ($0.20/1M tokens).

In conclusion, Ember-1 is more expensive than Laguna S 2.1.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers

Mon Oct 26 2026 • llm-stats.com

Ember-1

Input tokens$3.00

Output tokens$15.00

Best providerFireworks

Laguna S 2.1

Input tokens$0.10

Output tokens$0.20

Best providerPoolside

Notice missing or incorrect data?

Model Size

Parameter count comparison

2662.0B diff

Ember-1 has 2662.0B more parameters than Laguna S 2.1, making it 2255.9% larger.

Ember-1

2.8Tparameters

Laguna S 2.1

118.0Bparameters

2780.0B

Ember-1

118.0B

Laguna S 2.1

Context Window

Maximum input and output token capacity

Laguna S 2.1 accepts 1,048,576 input tokens compared to Ember-1's 1,040,000 tokens.

Ember-1

Input1,040,000 tokens

Output- tokens

Laguna S 2.1

Input1,048,576 tokens

Output- tokens

Mon Oct 26 2026 • llm-stats.com

License

Usage and distribution terms

Ember-1 is licensed under a proprietary license, while Laguna S 2.1 uses OpenMDW License v1.1.

License differences may affect how you can use these models in commercial or open-source projects.

Ember-1

Proprietary

Closed source

Laguna S 2.1

OpenMDW License v1.1

Open weights

Release Timeline

When each model was launched

Ember-1 was released on 2026-09-23, while Laguna S 2.1 was released on 2026-07-21.

Ember-1 is 2 months newer than Laguna S 2.1.

Ember-1

Sep 23, 2026

1 months ago

2mo newer

Laguna S 2.1

Jul 21, 2026

3 months ago

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Provider Availability

Ember-1 is available from Fireworks. Laguna S 2.1 is available from Poolside.

Ember-1

Fireworks

Input Price:Input: $3.00/1MOutput Price:Output: $15.00/1M

Laguna S 2.1

Poolside

Input Price:Input: $0.10/1MOutput Price:Output: $0.20/1M

* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Ember-1 and Laguna S 2.1 side-by-side, then vote on the output you prefer.

Ember-1

✓ Preferred

Laguna S 2.1

Open in Playground

FAQ

Common questions about Ember-1 vs Laguna S 2.1.

Which is better, Ember-1 or Laguna S 2.1?

Ember-1 and Laguna S 2.1 are closely matched on the LLM Stats Score at 42.3 and 39.7. Ember-1 is made by Fireworks AI and Laguna S 2.1 is made by Poolside. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Ember-1 compare to Laguna S 2.1 in benchmarks?

Ember-1 scores SWE-Bench Verified: 92.2%, Terminal-Bench 2.1: 82.0%, DeepSWE 1.1: 75.2%, Tau2 Airline: 66.0%. Laguna S 2.1 scores SWE-bench Multilingual: 78.5%, Terminal-Bench 2.1: 70.2%, SWE-Bench Pro: 59.4%, Toolathlon: 49.7%, SWE Atlas - Codebase QnA: 46.2%.

Is Ember-1 cheaper than Laguna S 2.1?

Laguna S 2.1 is 30.0x cheaper for input tokens. Ember-1 costs $3.00/M input and $15.00/M output via fireworks. Laguna S 2.1 costs $0.10/M input and $0.20/M output via poolside.

What are the context window sizes for Ember-1 and Laguna S 2.1?

Ember-1 supports 1.0M tokens and Laguna S 2.1 supports 1.0M tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Ember-1 and Laguna S 2.1?

Key differences include LLM Stats Score (42.3 vs 39.7), context window (1.0M vs 1.0M), input pricing ($3.00 vs $0.10/M), licensing (Proprietary vs OpenMDW License v1.1). See the full comparison above for benchmark-by-benchmark results.

Who makes Ember-1 and Laguna S 2.1?

Ember-1 is developed by Fireworks AI and Laguna S 2.1 is developed by Poolside.

Ember-1 vs Laguna S 2.1