Claude Opus 4.6 vs Muse Spark 1.2: API pricing
As of Oct 14, 2026, Claude Opus 4.6 costs $5.00 input / $25.00 output per million tokens from Anthropic, and Muse Spark 1.2 costs $1.25 / $4.25 from Meta. For 10M input and 2M output tokens a month, Claude Opus 4.6 comes to $100.00 and Muse Spark 1.2 to $21.00, so Muse Spark 1.2 is 79% cheaper than Claude Opus 4.6. On LMArena, Claude Opus 4.6 scores higher, 1502 against 1485.
Your monthly cost at the official price
Claude Opus 4.6: $100.00
Muse Spark 1.2: $21.00cheaper
| Detail |  Claude Opus 4.6 |  Muse Spark 1.2 |
|---|---|---|
| Maker | Anthropic | Meta |
| Official input / output | $5.00 / $25.00per million tokens | $1.25 / $4.25per million tokens |
| Cached input | $0.50 | $0.15 |
| Cheapest seller | $5.00 / $25.00Microsoft Foundry | $1.25 / $4.25Meta |
| Sellers | 5 | 3 |
| Context | 1M | 1.05M |
| LMArena overall | 1502 · #7 | 1485 · #15 |
| LMArena coding | 1535 · #3 | 1502 · #23 |
| Features |
Every seller's price: Claude Opus 4.6 · Muse Spark 1.2
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Prices in USD from LiteLLM and models.dev, checked daily; arena scores from LMArena (CC BY 4.0). Confirm on the seller's pricing page before you rely on a number.