Cheaper Inference
Model record / Meta
muse-spark-open is available for text generation from Meta. Its reported context window is 1,048,576 tokens, with up to 1,048,576 output tokens. Reported inputs: audio, image, text, video. The served catalog lists image input, video input, streaming.
Ready when you are
Marketplace pricing, capped at list, optimized further.
POST /v1/chat/completions
curl https://api.cheaperinference.com/v1/chat/completions \ -H "Authorization: Bearer ci_live_YOUR_API_KEY" \ -H "Content-Type: application/json" \ -d '{ "model": "muse-spark-open", "messages": [ { "role": "user", "content": "Reply with the single word OK." } ], "max_tokens": 64 }'POST /v1/responses
curl https://api.cheaperinference.com/v1/responses \ -H "Authorization: Bearer ci_live_YOUR_API_KEY" \ -H "Content-Type: application/json" \ -d '{ "input": [ { "role": "user", "content": "Reply with the single word OK." } ], "model": "muse-spark-open", "store": false, "max_output_tokens": 256 }'POST /v1/messages
curl https://api.cheaperinference.com/v1/messages \ -H "Authorization: Bearer ci_live_YOUR_API_KEY" \ -H "Content-Type: application/json" \ -d '{ "model": "muse-spark-open", "messages": [ { "role": "user", "content": "Reply with the single word OK." } ], "max_tokens": 64 }'Capability source · checked
$1.503125 estimated at displayed rates
1,000,000 ÷ 1,000,000 × $0.8125 + 250,000 ÷ 1,000,000 × $2.7625
The same billed quantities at the listed reference rates: $2.3125.
Uses uncached input at the displayed standard rates, with no extra modalities or tools. Billed output includes any charged reasoning tokens. Actual token counts, price tiers, and marketplace prices can change the total.
Price quote effective .
| Model | Current pricing | Context limit | Image input listed |
|---|---|---|---|
| muse-spark-open (this model)Meta | $0.8125 input / $2.7625 output per 1M tokens | 1,048,576 tokens | Yes |
| muse-spark-1.1Meta | $1.0625 input / $3.6125 output per 1M tokens | 1,048,576 tokens | Yes |
| muse-spark-1.2Meta | $1.0625 input / $3.6125 output per 1M tokens | 1,048,576 tokens | Yes |
| muse-spark-1.3 |
POST /v1/chat/completions
| Field | Values |
|---|---|
| reasoning.exclude | |
| max_tokens | |
| reasoning | effort: low, medium, high, xhigh |
| response_format | |
| stop | |
| temperature | |
| tool_choice | |
| tools |
POST /v1/messages
| Field | Values |
|---|---|
| max_tokens | |
| thinking | type: enabled with budget_tokens; output_config.effort: low, medium, high, xhigh |
| output_config.format | |
| stop_sequences | |
| temperature | |
| tool_choice | |
| tools |
POST /v1/responses
| Field | Values |
|---|---|
| max_output_tokens | |
| reasoning | effort: low, medium, high, xhigh |
| text.format | |
| temperature | |
| tool_choice | |
| tools |
See how much this model saves and when its recorded price has been lowest.
This model averaged 22.5% below comparable direct provider prices across the selected range. Its strongest observed window was 10:00 AM in UTC.
Average saved
22.5%
Cheapest time
10:00 AM
Hourly coverage
23/24
Signal quality
Growing
Hover a bar for savings per token and observation counts.
Source buckets are UTC; labels are converted to UTC.
Last 24 hours
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| $0.8125 input / $2.7625 output per 1M tokens |
| 1,048,576 tokens |
| Yes |