AI Rankings
GPT-5.2 Pro vs Muse Spark 1.2: 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
Read the model pages for the full picture: GPT-5.2 Pro and Muse Spark 1.2.
Side by side
A check mark shows the better side on each measure. Scores that are too close to call have no winner.
- GPT-5.2 Pro
- Muse Spark 1.2
- Epoch Capabilities IndexToo close to call
Combined score over many tests. Bar shows where it sits between the lowest and highest score we track.
GPT-5.2 Pro:156.3Muse Spark 1.2:155.1 - SimpleBenchMuse Spark 1.2 leads
Everyday common-sense and trick questions that most people answer correctly but AI models often get wrong.
GPT-5.2 Pro:57.4%Muse Spark 1.2:Better: 74.5% - Blended price per million tokensMuse Spark 1.2 costs less
Blended price: lower is better.
GPT-5.2 Pro:$57.75Muse Spark 1.2:Better: $2.00 - Context windowMuse Spark 1.2 leads
How much text it can read at once.
GPT-5.2 Pro:272K tokensMuse Spark 1.2:Better: 1M tokens
The numbers
| Measure | GPT-5.2 Pro | Muse Spark 1.2 |
|---|---|---|
| Epoch Capabilities IndexToo close to call | 156.3 | 155.1 |
| SimpleBench | 57.4% | 74.5% |
| Blended price per million tokens | $57.75 | $2.00 |
| Context window | 272K 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 GPT-5.2 Pro
- $10.50
- Blended price $57.75 per million tokens.
- 100 chats with Muse Spark 1.2
- $0.34
- Blended price $2.00 per million tokens.
Who should pick which
Pick GPT-5.2 Pro if these matter most
It does not lead clearly on any measure we hold for both models.
Pick Muse Spark 1.2 if these matter most
- SimpleBench: 74.5% against 57.4%
- Blended price per million tokens: $2.00 against $57.75
- Context window: 1M tokens against 272K tokens
Too close to call: Epoch Capabilities Index.
Scores come from tests and votes, not from your own work. Try both on a task you care about before you commit.
Questions about this comparison
- Which is better, GPT-5.2 Pro or Muse Spark 1.2?
- Muse Spark 1.2 scores higher on 1 of 2 shared quality measures, GPT-5.2 Pro on 0. 1 measure is too close to call. Muse Spark 1.2 costs about 97% less than GPT-5.2 Pro on a blended price of $2.00 against $57.75 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, GPT-5.2 Pro or Muse Spark 1.2?
- Muse Spark 1.2 is cheaper on blended price: $57.75 per million tokens for GPT-5.2 Pro against $2.00 for Muse Spark 1.2. For 100 chats of about 1,000 tokens in and 500 tokens back, that is about $10.50 for GPT-5.2 Pro and $0.34 for Muse Spark 1.2.
- Which can read longer documents, GPT-5.2 Pro or Muse Spark 1.2?
- GPT-5.2 Pro has a context window of 272K tokens and Muse Spark 1.2 has 1M tokens.
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.
- 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.
- 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.
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