Inkling-Small vs Muse Spark 1.1: Specs & Benchmark Comparison

Inkling-Small is developed by Thinking Machines Lab, while Muse Spark 1.1 comes from Meta. Both were released in July 2026. Inkling-Small has a published size of about 276 billion parameters; Meta has not disclosed the parameter count of Muse Spark 1.1.

The two models share 3 published benchmarks. Muse Spark 1.1 leads on 3 of them. The widest gaps are on Terminal-Bench 2.1, where Muse Spark 1.1 scores 80.0% against 64.7%; CharXiv-R, where Muse Spark 1.1 scores 88.0% against 77.4%. Averaged across everything we track, Inkling-Small sits at 60.3% and Muse Spark 1.1 at 84.3%.

Inkling-Small is the cheaper API at $0.30 per million input tokens and $1.20 per million output tokens, roughly 4 times cheaper than Muse Spark 1.1 at $1.25 and $4.25. Muse Spark 1.1 takes the larger context window at 1M tokens, compared with 256K for Inkling-Small. Inkling-Small accepts text, images, and audio as input, while Muse Spark 1.1 accepts text and images. On tooling, only Muse Spark 1.1 supports function calling and only Muse Spark 1.1 offers structured output.

CharacteristicInkling-SmallMuse Spark 1.1
CompanyThinking Machines LabMeta
Release DateJuly 30, 2026July 9, 2026
Parameters276B
MultimodalYesYes
Context (input)256K1.0M
Context (output)256K131K
Input Price / 1M$0.30$1.25
Output Price / 1M$1.20$4.25
Average Score60.3%84.3%
Benchmarks
Terminal-Bench 2.164.7%80.0%
CharXiv-R77.4%88.0%
MCP Atlas79.6%88.0%

Visual Benchmark Comparison

Inkling-Small
Muse Spark 1.1
Terminal-Bench 2.10.6 vs 0.8
0.6
0.8
CharXiv-R0.8 vs 0.9
0.8
0.9
MCP Atlas0.8 vs 0.9
0.8
0.9

Verdict

Inkling-Small leads in 2 out of 4 comparison categories.

Overall Performance

Both models show comparable average scores: Inkling-Small — 0.6, Muse Spark 1.1 — 0.8.

API Cost

Inkling-Small is 3.7x cheaper: input $0.30/1M vs $1.25/1M tokens.

Context Window

Muse Spark 1.1 supports a larger context: 1M vs 256K tokens.

Recency

Inkling-Small is newer: released 7/30/2026 vs 7/9/2026.

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Frequently Asked Questions

Which is better for coding — Inkling-Small or Muse Spark 1.1?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — Inkling-Small or Muse Spark 1.1?
Inkling-Small is cheaper for input: $0.30 per 1M tokens vs $1.25.
Which has a larger context window — Inkling-Small or Muse Spark 1.1?
Muse Spark 1.1 supports a larger context: 1,000,000 tokens vs 256,000.

The Inkling-Small and Muse Spark 1.1 comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Inkling-Small or Muse Spark 1.1 page. See also the complete list of AI model comparisons.