When was Claude Opus 4.7 released?

Claude Opus 4.7 was released by Anthropic on Apr 16 2026.

When was Muse Spark released?

Muse Spark was released by Meta on Apr 8 2026.

Which is better on GPQA Diamond, Claude Opus 4.7 or Muse Spark?

Claude Opus 4.7 scores higher on GPQA Diamond — Claude Opus 4.7 94.2% vs Muse Spark 89.5%.

Which is better at coding, Claude Opus 4.7 or Muse Spark?

On SWE-Bench Verified (real-world software-engineering tasks), Claude Opus 4.7 leads — Claude Opus 4.7 scores 87.6% and Muse Spark scores 77.4%.

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Latest Release

Claude Opus 4.7

Apr 16 2026

Home/Compare/Claude Opus 4.7 vs Muse Spark

Claude Opus 4.7 vs Muse Spark

2 vs 1 benchmarks won

	Anthropic Claude Opus 4.7	Meta Muse Spark
Overview
Company	Anthropic	Meta
Release date	Apr 16 2026	Apr 8 2026
Model type	—	—
Open source	No	No
Specifications
Parameters	—	—
Context window	—	—
Benchmarks
Science reasoning GPQA Diamond	94.2%	89.5%
Software engineering SWE-Bench Verified	87.6%	77.4%
Multimodal understanding MMMU	—	80.4%
Timeline
Release gap	Muse Spark shipped 8 days before Claude Opus 4.7

Which is better: Claude Opus 4.7 or Muse Spark?

Claude Opus 4.7 leads Muse Spark on 2 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Muse Spark shipped 8 days before Claude Opus 4.7, so benchmark comparisons should account for the intervening progress.

Published specifications for these two models are limited — see each model page for the latest details.

On GPQA Diamond, Claude Opus 4.7 scores 94.2%, 4.7 points above Muse Spark at 89.5%. On SWE-Bench Verified, Claude Opus 4.7 scores 87.6%, 10.2 points above Muse Spark at 77.4%.

Frequently asked questions

When was Claude Opus 4.7 released?: Claude Opus 4.7 was released by Anthropic on Apr 16 2026.
When was Muse Spark released?: Muse Spark was released by Meta on Apr 8 2026.
Which is better on GPQA Diamond, Claude Opus 4.7 or Muse Spark?: Claude Opus 4.7 scores higher on GPQA Diamond — Claude Opus 4.7 94.2% vs Muse Spark 89.5%.
Which is better at coding, Claude Opus 4.7 or Muse Spark?: On SWE-Bench Verified (real-world software-engineering tasks), Claude Opus 4.7 leads — Claude Opus 4.7 scores 87.6% and Muse Spark scores 77.4%.