Macaron V1 Venti vs Claude Mythos 5.1
Claude Mythos 5.1 comes out ahead, 66 to 45 on our weighted score.
Mindlab
Macaron V1 Venti
45/100- ECI—
- Price$0.825 / $2.48
- Context1.05M
- Our pick
AnthropicClaude Mythos 5.1
66/100- ECI—
- Price—
- Context1M
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Make it a three-way comparison.
Claude Mythos 5.1 is our pick
Claude Mythos 5.1 is the better all-round choice, scoring 66/100 against Macaron V1 Venti (45). It leads on inputs & features. The score weighs inputs & features 60%, context window 40%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.
- CapabilityNot enough dataNo independent benchmark covers every model here yet
- Lowest priceMacaron V1 VentiMacaron V1 Venti $1.24 per 1M tokens (3:1 blend) · Claude Mythos 5.1 unpriced
- Longest contextMacaron V1 VentiMacaron V1 Venti 1,048,576 · Claude Mythos 5.1 1,000,000 tokens
- Widest inputsClaude Mythos 5.1Macaron V1 Venti: Text · Claude Mythos 5.1: Text, Images, PDFs
- Self-hostingMacaron V1 VentiPublishes downloadable weights (MIT)
| Measure | Weight | Macaron V1 Venti | Claude Mythos 5.1 |
|---|---|---|---|
| Inputs & features | 60% | 35 | 70 |
| Context window | 40% | 61 | 60 |
| Overall | 100% | 45/100 | 66/100 |
Left out because at least one model lacks the data: capability and price. The remaining weights were rescaled.
Every spec in one table
Highlighted cells lead their row. Dashes mean the data is not published.
| Specification | Macaron V1 VentiMindlab | Claude Mythos 5.1Anthropic |
|---|---|---|
| Capability | ||
| Capabilities Index (ECI) | — | — |
| ECI rank | — | — |
| Price per million tokens | ||
| Input | $0.825 | — |
| Output | $2.48 | — |
| Cached input | — | — |
| Blended (3:1) | $1.24 | — |
| Long-context rate | Same rate | — |
| Price source | Median of 1 providers | — |
| Limits | ||
| Context window | 1,048,576 tokens (best) | 1,000,000 tokens |
| Max output | 131,072 tokens (best) | 128,000 tokens |
| Inputs and features | ||
| Text | Yes | Yes |
| Images | No | Yes |
| PDFs | No | Yes |
| Audio | No | No |
| Video | No | No |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Structured output | No | No |
| Availability | ||
| Weights | OpenMIT | Proprietary |
| API model ID | — | — |
| API providers | 1 | — |
| Released | Jul 21, 2026 | Sep 1, 2026 |
| Knowledge cutoff | — | Jun 2026 |
What would a month cost?
Enter your expected volume in millions of tokens. List prices only; caching and batch discounts would lower these.
- Macaron V1 Venti$13.20
- Claude Mythos 5.1—
Which should you choose?
Which is better: Macaron V1 Venti or Claude Mythos 5.1?
Claude Mythos 5.1 is the better all-round choice, scoring 66/100 against Macaron V1 Venti (45). It leads on inputs & features. The score weighs inputs & features 60%, context window 40%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.
Which is cheaper, Macaron V1 Venti or Claude Mythos 5.1?
Macaron V1 Venti is cheaper at $0.825 input / $2.48 output per million tokens (median across 1 API provider). . At a typical mix of three input tokens to one output token, that is $1.24 per million tokens for Macaron V1 Venti versus . Claude Mythos 5.1 has no published per-token price.
Which scores higher on benchmarks?
There is no independent benchmark that covers both models yet. Macaron V1 Venti has not been scored yet and Claude Mythos 5.1 has not been scored yet.
Which is better for coding?
There are no published SWE-bench Verified results for Macaron V1 Venti and Claude Mythos 5.1 yet, so there is no like-for-like coding score. Test both on a sample of your own tasks. Both support tool calling for agent workflows.
Which has the bigger context window?
Macaron V1 Venti has the largest context window at 1,048,576 tokens, against 1,000,000 for Claude Mythos 5.1. Maximum output per response: Macaron V1 Venti up to 131,072, Claude Mythos 5.1 up to 128,000 tokens.
Which can read images, PDFs, audio or video?
Macaron V1 Venti accepts text; Claude Mythos 5.1 accepts text, images and PDFs. Claude Mythos 5.1 handles the widest range of inputs.
Are any of these open source?
Macaron V1 Venti publishes its weights (MIT) and can be self-hosted; Claude Mythos 5.1 is proprietary.
Which is newer?
Claude Mythos 5.1 is the newest, released Sep 1, 2026. Macaron V1 Venti came out Jul 21, 2026. Knowledge cutoff: Claude Mythos 5.1 Jun 2026.
How do you decide the winner?
Each model gets a 0–100 score on capability (50%, independent benchmark results); price (25%, blended price per million tokens (3 input : 1 output), log scale); inputs & features (15%, image, PDF, audio and video input, tool calling, structured output and reasoning); context window (10%, maximum tokens per request, log scale). Dimensions missing for any model are dropped and the remaining weights rescaled, so every model is judged on the same evidence. Specs and prices come from public model listings and the labs’ own API pages; capability scores come from independent benchmark runs. Data updated Nov 2, 2026.
