Last checked 28 Oct 2026
Claude Opus 5.5 vs Muse Wonder
Claude Opus 5.5 is billed by Anthropic. Muse Wonder is billed by Meta. A pair is two models from different providers whose higher published input rate is at most 1.5 times the lower one, and whose higher published output rate is at most 1.5 times the lower one. Closer rates are listed first. Each model is in at most 2 pairs, and the list stops at 12. The figures below are the rates stored on those two rows, the differences between them, and the cost of one sample workload. This page does not score quality.
Stored rates
Claude Opus 5.5 (Anthropic, Base input / cache hit / output) and Muse Wonder (Meta, Standard). Provider pages: Anthropic and Meta.
| Field | Claude Opus 5.5 | Muse Wonder |
|---|---|---|
| Input / 1M | $4.00 | $4.00 |
| Cached input / 1M | $0.20 | $0.20 |
| Output / 1M | $20.00 | $20.00 |
| Rate | Base input / cache hit / output | Standard |
| Context | 1M | 1,048,576 |
| Max output | 128k | n/a |
| Status | Active | Preview |
| Modalities | n/a | text, image, video, audio, pdf → text |
| Released | 22 Sep 2026 | 12 Oct 2026 |
| Checked | 28 Oct 2026 | 28 Oct 2026 |
| Per request | $0.024 | $0.024 |
| Per month | $720.00 | $720.00 |
Sample workload
The sample is the calculator's starting workload: 2,000 input tokens and 800 output tokens per request, 1,000 requests a day. A month in the calculator is 30 days, so that is 30,000 requests. The cost uses the stored input and output rates only. Cache hits, batch discounts, long-context surcharges, peak hours, and prices scheduled after an introductory window are not included. The rate label and the notes below name those other published rates.
Claude Opus 5.5 is $0.024 per request and $720.00 per month ($240.00 input and $480.00 output over the month). Muse Wonder is $0.024 per request and $720.00 per month ($240.00 input and $480.00 output over the month).
On this sample the two stored rates cost the same amount.
Open Claude Opus 5.5 in the calculatorOpen Muse Wonder in the calculator
Notes from the sources
Claude Opus 5.5
Base input / cache hit / output
Base input and output rates, plus cache hits and refreshes at $0.20 per 1M tokens. The pricing page also lists 5-minute cache writes at $5 and 1-hour cache writes at $8. Context is published as 1M tokens and max output as 128K. Modalities were not listed on the pages checked.
Muse Wonder
Standard
Standard-mode rate billed by Meta on the Meta Model API. Contributor mode is not available for Muse Wonder. Max output is not listed. Muse Wonder Full is subscription-only and is not on the API.