Which is better, Claude Opus 4.7 or Muse Spark 1.3?

Muse Spark 1.3 scores higher on 2 of 7 shared quality measures, Claude Opus 4.7 on 0. 5 measures are too close to call. Muse Spark 1.3 costs about 80% less than Claude Opus 4.7 on a blended price of $2.00 against $10.00 per million tokens. Which one is better for you depends on your task and budget, so test both on your own work.

Which is cheaper, Claude Opus 4.7 or Muse Spark 1.3?

Muse Spark 1.3 is cheaper on blended price: $10.00 per million tokens for Claude Opus 4.7 against $2.00 for Muse Spark 1.3. For 100 chats of about 1,000 tokens in and 500 tokens back, that is about $1.75 for Claude Opus 4.7 and $0.34 for Muse Spark 1.3.

Which is better for coding, Claude Opus 4.7 or Muse Spark 1.3?

On Arena coding rating they are too close to call (1551 and 1536).

AI Rankings

Claude Opus 4.7 vs Muse Spark 1.3: Scores, Price and Which to Choose

Side by side on every measure both models share: overall score, human votes, tests, price and context window. Close results are called too close to call.

Data updated 26 Oct 2026

Read the model pages for the full picture: Claude Opus 4.7 and Muse Spark 1.3.

Side by side

A check mark shows the better side on each measure. Scores that are too close to call have no winner.

Claude Opus 4.7 compared with Muse Spark 1.3Claude Opus 4.7 against Muse Spark 1.3 on 9 measures. Claude Opus 4.7 is better on 0, Muse Spark 1.3 on 3, 6 are too close to call, 0 have no data for one side.

Claude Opus 4.7
Muse Spark 1.3

Epoch Capabilities IndexToo close to call
Combined score over many tests. Bar shows where it sits between the lowest and highest score we track.
Claude Opus 4.7:
156.8
Muse Spark 1.3:
157.2
Arena text ratingToo close to call
Rating from head-to-head votes by people. Bar shows where it sits between the lowest and highest score we track.
Claude Opus 4.7:
1501
Muse Spark 1.3:
1496
Arena coding ratingToo close to call
Rating from head-to-head votes by people. Bar shows where it sits between the lowest and highest score we track.
Claude Opus 4.7:
1551
Muse Spark 1.3:
1536
Arena web development ratingMuse Spark 1.3 leads
Rating from head-to-head votes by people. Bar shows where it sits between the lowest and highest score we track.
Claude Opus 4.7:
1558
Muse Spark 1.3:
Better: 1657
Arena vision ratingToo close to call
Rating from head-to-head votes by people. Bar shows where it sits between the lowest and highest score we track.
Claude Opus 4.7:
1299
Muse Spark 1.3:
1290
FrontierMath (Tiers 1-3)Muse Spark 1.3 leads
Original, very hard maths problems written by mathematicians.
Claude Opus 4.7:
70.2%
Muse Spark 1.3:
Better: 74.4%
OTIS Mock AIMEToo close to call
Maths competition problems in the style of the US AIME exam, from the 2024 and 2025 sets.
Claude Opus 4.7:
97.8%
Muse Spark 1.3:
99.2%
Blended price per million tokensMuse Spark 1.3 costs less
Blended price: lower is better.
Claude Opus 4.7:
$10.00
Muse Spark 1.3:
Better: $2.00
Context windowToo close to call
How much text it can read at once.
Claude Opus 4.7:
1M tokens
Muse Spark 1.3:
1M tokens

Data updated 26 Oct 2026. Only measures that both models have are shown.

The numbers

Claude Opus 4.7 against Muse Spark 1.3, measure by measure. A check mark shows the better side.
Measure	Claude Opus 4.7	Muse Spark 1.3
Epoch Capabilities IndexToo close to call	156.8	157.2
Arena text ratingToo close to call	1501	1496
Arena coding ratingToo close to call	1551	1536
Arena web development rating	1558	1657
Arena vision ratingToo close to call	1299	1290
FrontierMath (Tiers 1-3)	70.2%	74.4%
OTIS Mock AIMEToo close to call	97.8%	99.2%
Blended price per million tokens	$10.00	$2.00
Context windowToo close to call	1M tokens	1M tokens

What it costs in everyday terms

Estimate for 100 chats of about 1,000 tokens in and 500 tokens back, from list prices. Your bill depends on how you use it.

100 chats with Claude Opus 4.7: $1.75; Blended price $10.00 per million tokens.
100 chats with Muse Spark 1.3: $0.34; Blended price $2.00 per million tokens.

Who should pick which

Pick Claude Opus 4.7 if these matter most

It does not lead clearly on any measure we hold for both models.

Pick Muse Spark 1.3 if these matter most

Arena web development rating: 1657 against 1558
FrontierMath (Tiers 1-3): 74.4% against 70.2%
Blended price per million tokens: $2.00 against $10.00

Too close to call: Epoch Capabilities Index, Arena text rating, Arena coding rating, Arena vision rating, OTIS Mock AIME, Context window.

Scores come from tests and votes, not from your own work. Try both on a task you care about before you commit.

Go deeper

Claude Opus 4.7: full page

Muse Spark 1.3: full page

Questions about this comparison

Which is better, Claude Opus 4.7 or Muse Spark 1.3?: Muse Spark 1.3 scores higher on 2 of 7 shared quality measures, Claude Opus 4.7 on 0. 5 measures are too close to call. Muse Spark 1.3 costs about 80% less than Claude Opus 4.7 on a blended price of $2.00 against $10.00 per million tokens. Which one is better for you depends on your task and budget, so test both on your own work.
Which is cheaper, Claude Opus 4.7 or Muse Spark 1.3?: Muse Spark 1.3 is cheaper on blended price: $10.00 per million tokens for Claude Opus 4.7 against $2.00 for Muse Spark 1.3. For 100 chats of about 1,000 tokens in and 500 tokens back, that is about $1.75 for Claude Opus 4.7 and $0.34 for Muse Spark 1.3.
Which is better for coding, Claude Opus 4.7 or Muse Spark 1.3?: On Arena coding rating they are too close to call (1551 and 1536).

Where this data comes from

Epoch AI: Benchmark data: Epoch AI, 'Capabilities & benchmarking', epoch.ai/benchmarks (CC BY 4.0). We match models across sources, rank them and show them in charts. Scores are not changed. Epoch AI does not endorse this site.
Arena (formerly LMArena): Human-preference ratings: Arena (arena.ai) leaderboard dataset, CC BY 4.0. We keep the latest published ratings, match them to models from other sources and rank them. Ratings are not changed. Arena does not endorse this site.
LiteLLM model price list: Prices and context windows: LiteLLM model price list (github.com/BerriAI/litellm, MIT licence). We use the model maker's own price entry when there is one. Prices change often, so always confirm on the maker's site before you buy.

Newest data on this page: 26 Oct 2026. Prices are list prices and change often, so confirm on the maker's site before you buy. Sponsors never change a score or an order. How we calculate this · Report a mistake