Claude Opus 4.5 vs Meta: Muse Spark 1.3 Contributor
anthropic/claude-opus-4.5 · meta-llama/muse-spark-1.3-contributor
As of November 2, 2026, Meta: Muse Spark 1.3 Contributor is the cheaper API on UberLLM: $0.0010 per million input tokens and $0.0019 per million output, versus $0.0985 / $0.4925 for Claude Opus 4.5, about 100% less when output is 3 tokens for every input token. These are the best prices on the market right now. Both work with one OpenAI-compatible key and UberLLM adds no fee. Choose Meta: Muse Spark 1.3 Contributor to cut cost; choose Claude Opus 4.5 when its capabilities fit your task better.
Claude Opus 4.5 vs Meta: Muse Spark 1.3 Contributor, side by side
| Spec | Claude Opus 4.5 | Meta: Muse Spark 1.3 Contributor |
|---|---|---|
| Price · input / 1M | $0.0985 | $0.0010 |
| Price · output / 1M | $0.4925 | $0.0019 |
| Context length | 198,000 | 1,048,576 |
| Max output tokens | 32,768 | 943,718 |
| Input modalities | text, image | text, image, video, audio, file |
| Output modalities | text | text |
| Tools / functions | Yes | Yes |
| Vision (image input) | Yes | Yes |
| Reasoning | Yes | Yes |
| % off list | 98% off | 99% off |
Best prices on UberLLM right now. No UberLLM fee on requests; adding credit by card costs 5.5% + $0.50. Updated November 2, 2026. A price more than 70% below list is what buyers were billed, not an error. Why so cheap?
Claude Opus 4.5 vs Meta: Muse Spark 1.3 Contributor — FAQ
Is Claude Opus 4.5 or Meta: Muse Spark 1.3 Contributor cheaper?
Meta: Muse Spark 1.3 Contributor is cheaper on a blended token mix, by about 100%. A request costs what its provider charged, UberLLM adds no fee, and every request is listed with its cost in Activity.
What's the price difference between Claude Opus 4.5 and Meta: Muse Spark 1.3 Contributor?
Claude Opus 4.5: $0.0985 in / $0.4925 out per 1M tokens. Meta: Muse Spark 1.3 Contributor: $0.0010 in / $0.0019 out per 1M tokens. That's roughly a 100% blended difference. Prices are live; UberLLM adds no fee.
Can I use both Claude Opus 4.5 and Meta: Muse Spark 1.3 Contributor with one API?
Yes. Both are served through a single OpenAI-compatible endpoint — set the base URL to https://api.uberllm.dev/v1 and your UberLLM key, then switch between them by changing the model id. Anthropic SDKs work via https://api.uberllm.dev/v1/messages.