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All comparisons · Prices checked 2026-10-01
Muse Spark 1.3 vs GPT-6 Sol: API cost comparison
For a typical chatbot reply, Muse Spark 1.3 costs $0.0036 and GPT-6 Sol costs $0.0070 per request: Muse Spark 1.3 is 2.0× cheaper. Muse Spark 1.3 is cheaper in every workload below.
API prices
| Muse Spark 1.3 | GPT-6 Sol | |
|---|---|---|
| Maker | Meta | OpenAI |
| Input / 1M tokens | $1.25 | $2 |
| Output / 1M tokens | $4.25 | $10 |
| Output vs input price | 3.4× | 5.0× |
| Context window | 1M tokens | 922K tokens |
| Tokens for the same English text | baseline (GPT o200k count) | baseline (GPT o200k count) |
Capability
On the Epoch Capabilities Index, GPT-6 Sol scores 162.7; Muse Spark 1.3 has not been measured yet. See capability vs price for all models.
Capability scores: Epoch Capabilities Index by Epoch AI, used under CC BY 4.0.
Cost by workload
| Workload (per 1,000 requests) | Muse Spark 1.3 | GPT-6 Sol | Cheaper |
|---|---|---|---|
| Chatbot reply short question plus some chat history · 1,500 in / 400 out | $3.58 | $7.00 | Muse Spark 1.3 2.0× cheaper |
| Document Q&A (RAG) retrieved passages plus a question · 8,000 in / 500 out | $12.12 | $21.00 | Muse Spark 1.3 1.7× cheaper |
| Coding agent step large working context, short edit · 25,000 in / 800 out | $34.65 | $58.00 | Muse Spark 1.3 1.7× cheaper |
| Summarize a long report long input, short summary · 20,000 in / 300 out | $26.27 | $43.00 | Muse Spark 1.3 1.6× cheaper |
| Write an article short brief, long draft · 800 in / 2,000 out | $9.50 | $21.60 | Muse Spark 1.3 2.3× cheaper |
Muse Spark 1.3 is cheaper on both input and output, so it costs less for every kind of request. The gap is 1.6× on input and 2.4× on output.
Monthly cost
| Monthly volume | Muse Spark 1.3 | GPT-6 Sol |
|---|---|---|
| 10,000 chatbot replies / month | $35.75 | $70.00 |
| 100,000 chatbot replies / month | $358 | $700 |
| 1,000,000 chatbot replies / month | $3,575 | $7,000 |
Calculate your own
Enter your typical request size and volume.
Token counts are for English text measured with GPT's tokenizer; each model's own tokenizer difference is applied automatically.
Questions
Which is cheaper, Muse Spark 1.3 or GPT-6 Sol?
For a typical chatbot reply (1,500 input and 400 output tokens), Muse Spark 1.3 costs $0.0036 and GPT-6 Sol costs $0.0070 per request, so Muse Spark 1.3 is 2.0× cheaper. Muse Spark 1.3 is cheaper in every workload below.
How much do Muse Spark 1.3 and GPT-6 Sol cost per million tokens?
Muse Spark 1.3 costs $1.25 per 1M input tokens and $4.25 per 1M output tokens. GPT-6 Sol costs $2 input and $10 output. Prices checked 2026-10-01.
Do both models count the same text as the same number of tokens?
No. Each model family has its own tokenizer, so the same text can be a different number of tokens. The costs on this page already include that difference (estimated from GPT's tokenizer).
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Open the token counter →Standard API list prices, short-context tier, no caching or batch discounts. Prices change; check each provider's pricing page before large jobs.