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Ember-1 vs MAI-Thinking-1

Ember-1 leads the LLM Stats Score 43.1 to 32.9.

Fireworks AI · Microsoft · Updated for 2026

Which is better?

Ember-1 leads the overall LLM Stats Score 43.1 to 32.9, ranking #51 overall.

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

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

Choose Ember-1

  • overall performance matters — it scores 43.1 and ranks #51 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • you value its reported benchmark strengths — it wins 1 of 1 exact shared results
  • you want the most recent training data — it shipped Sep 2026

Choose MAI-Thinking-1

  • you are already invested in the Microsoft ecosystem

At a glance

The differences that matter most.

Core performance indexes
43.1
#51
32.9
#116
38.6
#71
33.7
#105
37.0
#22
19.0
#120
29.7
#44
12.5
#113
Cost, coverage & limits
Benchmark wins
1 of 1
0 of 1
Input price
$3.00 / M
— / M
Output price
$15.00 / M
— / M
Context window
1,040,000
—

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Ember-1
MAI-Thinking-1
15.9#94
10.7#129
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

4 reported for Ember-1 · 23 for MAI-Thinking-1

1 shared

Ember-1 outperforms in 1 benchmarks (SWE-Bench Verified), while MAI-Thinking-1 is better at 0 benchmarks.

Ember-1 significantly outperforms across most benchmarks.

Thu Oct 08 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Model Size

Parameter count comparison

1780.0B diff

Ember-1 has 1780.0B more parameters than MAI-Thinking-1, making it 178.0% larger.

Fireworks AI
Ember-1
2.8Tparameters
Microsoft
MAI-Thinking-1
1.0Tparameters
2780.0B
Ember-1
1000.0B
MAI-Thinking-1

Context Window

Maximum input and output token capacity

Only Ember-1 specifies input context (1,040,000 tokens).

Fireworks AI
Ember-1
Input1,040,000 tokens
Output- tokens
Microsoft
MAI-Thinking-1
Input- tokens
Output- tokens
Thu Oct 08 2026 • llm-stats.com

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Ember-1

Proprietary

Closed source

MAI-Thinking-1

Proprietary

Closed source

Release Timeline

When each model was launched

Ember-1 was released on 2026-09-23, while MAI-Thinking-1 was released on 2026-06-02.

Ember-1 is 4 months newer than MAI-Thinking-1.

Ember-1

Sep 23, 2026

2 weeks ago

3mo newer
MAI-Thinking-1

Jun 2, 2026

4 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

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

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

Ember-1
✓ Preferred
MAI-Thinking-1
Open in Playground

FAQ

Common questions about Ember-1 vs MAI-Thinking-1.

Which is better, Ember-1 or MAI-Thinking-1?

Ember-1 leads the LLM Stats Score 43.1 to 32.9. Ember-1 is made by Fireworks AI and MAI-Thinking-1 is made by Microsoft. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Ember-1 compare to MAI-Thinking-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%. MAI-Thinking-1 scores LongFact: 98.0%, AIME 2025: 97.0%, AIME 2026: 94.5%, GraphWalks: 90.0%, AIR-Bench: 88.0%.

What are the context window sizes for Ember-1 and MAI-Thinking-1?

Ember-1 supports 1.0M tokens and MAI-Thinking-1 supports an unknown number of 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 MAI-Thinking-1?

Key differences include LLM Stats Score (43.1 vs 32.9). See the full comparison above for benchmark-by-benchmark results.

Who makes Ember-1 and MAI-Thinking-1?

Ember-1 is developed by Fireworks AI and MAI-Thinking-1 is developed by Microsoft.