Muse Spark 1.2 — API Pricing & Benchmarks
Muse Spark 1.2 is Meta's previous-generation reasoning model, released in 2026-08. The API costs $1.25 per 1M input tokens and $4.25 per 1M output tokens ($2.00 blended at a 3:1 ratio), with cached input at $0.15. It supports a 1.0M-token context window. On the independently measured Artificial Analysis Intelligence Index it scores 56.8, ranking #14 of 68 models tracked on this site, with a median output speed of 224 tokens/sec. Pricing was changed on 2026-09-02 (previously $1.25/$4.25 per 1M tokens).
Explore provider routes and additional benchmark sources for Muse Spark 1.2
| Provider | Meta |
| Input price / 1M tokens | $1.25 |
| Output price / 1M tokens | $4.25 |
| Cached input / 1M tokens | $0.15 |
| Blended price (3:1) | $2.00 |
| Context window | 1.0M |
| Max output tokens | — |
| Knowledge cutoff | — |
| License | proprietary |
| Input modalities | T+I+A+V |
| Output speed (tok/s) | 224 |
| Released | 2026-08 |
| Artificial Analysis Intelligence Index | 56.8 |
| LMArena Elo | 1488 |
| GPQA Diamond | 90.4% |
| Humanity's Last Exam | 45.5% |
Where Muse Spark 1.2 fits
On a blended 3:1 basis Muse Spark 1.2 costs $2.00 per 1M tokens, cheaper than 43% of the 80 priced models in this index. It is a previous-generation model: usually only worth choosing if you have an existing integration, negotiated pricing, or need its specific behavior, since newer siblings offer better price-performance. Measured output speed of 224 tokens/sec is well above the index median of 104, making it suitable for interactive, user-facing use. Cached input is priced at $0.15 (88% below standard input), which rewards prompt structures with long stable prefixes — see our caching guide.
Price history
| Period | Input $/1M | Output $/1M | Cached $/1M |
|---|---|---|---|
| 2026-08-09 → 2026-09-02 | $1.25 | $4.25 | — |
| 2026-09-02 → current | $1.25 | $4.25 | $0.15 |
List-price changes recorded by this site. The full dataset is public: price-history.json (CC BY 4.0).
Alternatives at a similar price
- Claude Haiku 4.5 (Anthropic) — $2.00/1M blended
- Muse Spark 1.3 (Meta) — $2.00/1M blended, AA Index 60.8
- Muse Spark 1.1 (Meta) — $2.00/1M blended, AA Index 53.2
- DeepSeek V4 Pro (DeepSeek) — $1.98/1M blended, AA Index 53.2
About Meta
Meta's Muse Spark models succeed the Llama line as its production API offering, posting strong arena Elo and Intelligence Index scores at aggressive mid-tier prices.