Muse Spark 1.3
Meta's latest frontier agentic model, with major gains in coding, scientific reasoning, and million-token workflows at value pricing.
Start requirement: From 1 credit
Capabilities
Pricing
| Input | $1.4375 / 1M tokens |
| Cached input | $0.1725 / 1M tokens |
| Output | $4.8875 / 1M tokens |
| Web search (when used) | $2.875 / 1,000 queries |
List prices plus 15%. Higher reasoning effort can consume more output tokens; it has no separate fixed multiplier. One credit equals 1¢ charged, with a one-credit minimum per completed run and the aggregate rounded up once.
Standard tier; prompts and completions are not used to train Meta models. Contributor tier intentionally excluded.
Provider pricing source · verified 2026-09-09
Muse Spark 1.3: frequently asked questions
- What is Muse Spark 1.3?
- Meta's latest frontier agentic model, with major gains in coding, scientific reasoning, and million-token workflows at value pricing. You can try Muse Spark 1.3 on TryAI without a separate provider account.
- How much does Muse Spark 1.3 cost on TryAI?
- Muse Spark 1.3 uses these rates (provider list price plus 15%): Input: $1.4375 / 1M tokens, Cached input: $0.1725 / 1M tokens, Output: $4.8875 / 1M tokens, Web search (when used): $2.875 / 1,000 queries. One TryAI credit equals one cent charged; completed runs have a one-credit minimum and the aggregate cost is rounded up once.
- What can Muse Spark 1.3 do?
- Muse Spark 1.3 supports Streaming, Reasoning, Tool use, Web search, Vision, Documents, Video with a context window of about 1M tokens.
- How do I try Muse Spark 1.3?
- Create a free TryAI account, pick Muse Spark 1.3 from the model selector, and start generating in seconds.
Related models
GPT-6 Astra
NewChat & reasoning
250 credits to start
OpenAI's newest frontier model for complex reasoning, coding, and computer use, with a 1.05M-token context window. Self-reported 96.0 on GPQA and 91.5 on BrowseComp.
Try GPT-6 Astra→Claude Fable 5.1
NewChat & reasoning
250 credits to start
Anthropic's newest frontier model for coding, knowledge work, and long-horizon agentic runs. Beats both Fable 5 and Opus 5 on Terminal-Bench 4.0 (55.8%), CursorBench 3.2 (73.4%), and Humanity's Last Exam (65.0% with tools), at 75% cheaper cache reads than Fable 5.
Try Claude Fable 5.1→Claude Opus 5
Chat & reasoning
250 credits to start
Anthropic's everyday flagship for complex agentic coding and enterprise work. Ranks first overall on the AA Intelligence Index v4.1 at 63 with max effort.
Try Claude Opus 5→