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Claude Mythos Preview vs MiniMax M3.1 Flash

Claude Mythos Preview leads the LLM Stats Score 54.5 to 48.7. MiniMax M3.1 Flash is 190.5x cheaper per token.

Anthropic · MiniMax · Updated for 2026

Which is better?

Claude Mythos Preview leads the overall LLM Stats Score 54.5 to 48.7, ranking #5 overall.

In the 2 individual benchmarks reported for both models, Claude Mythos Preview wins 2; this is a narrower head-to-head signal than the composite indexes.

On price, MiniMax M3.1 Flash is roughly 190.5x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Claude Mythos Preview

  • overall performance matters — it scores 54.5 and ranks #5 on LLM Stats
  • your work emphasizes reasoning — it leads those capability indexes
  • you value its reported benchmark strengths — it wins 2 of 2 exact shared results

Choose MiniMax M3.1 Flash

  • cost matters — it's about 190.5x cheaper per token

At a glance

The differences that matter most.

Claude Mythos Preview
Anthropic
MiniMax M3.1 Flash
MiniMax
Core performance indexes
LLM Stats Score
54.5
#5
48.7
#29
Reasoning
55.6
#4
45.9
#32
Coding
43.8
#4
37.9
#23
Agents
36.6
#19
35.7
#22
Cost, coverage & limits
Benchmark wins
2 of 2
0 of 2
Input price
$25.00 / M
$0.15 / M
Output price
$125.00 / M
$0.60 / M
Context window
—
1,000,000

Capability indexes

Additional strengths measured across groups of related public benchmarks

2 shared
Index
Claude Mythos Preview
MiniMax M3.1 Flash
Vision
39.7#5
28.9#42
Multimodal
37.0#8
30.2#38
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

16 reported for Claude Mythos Preview · 15 for MiniMax M3.1 Flash

2 shared

Claude Mythos Preview outperforms in 2 benchmarks (CharXiv-R, CyberGym), while MiniMax M3.1 Flash is better at 0 benchmarks.

Claude Mythos Preview significantly outperforms across most benchmarks.

Fri Oct 23 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

MiniMax M3.1 Flash costs less

For input processing, Claude Mythos Preview ($25.00/1M tokens) is 166.7x more expensive than MiniMax M3.1 Flash ($0.15/1M tokens).

For output processing, Claude Mythos Preview ($125.00/1M tokens) is 208.3x more expensive than MiniMax M3.1 Flash ($0.60/1M tokens).

In conclusion, Claude Mythos Preview is more expensive than MiniMax M3.1 Flash.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Fri Oct 23 2026 • llm-stats.com
Anthropic
Claude Mythos Preview
Input tokens$25.00
Output tokens$125.00
Best providerAnthropic
MiniMax
MiniMax M3.1 Flash
Input tokens$0.15
Output tokens$0.60
Best providerMiniMax
Notice missing or incorrect data?

Context Window

Maximum input and output token capacity

Only MiniMax M3.1 Flash specifies input context (1,000,000 tokens). Only MiniMax M3.1 Flash specifies output context (524,288 tokens).

Anthropic
Claude Mythos Preview
Input- tokens
Output- tokens
MiniMax
MiniMax M3.1 Flash
Input1,000,000 tokens
Output524,288 tokens
Fri Oct 23 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Claude Mythos Preview and MiniMax M3.1 Flash support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Claude Mythos Preview

Text
Images
Audio
Video

MiniMax M3.1 Flash

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Claude Mythos Preview

Proprietary

Closed source

MiniMax M3.1 Flash

Proprietary

Closed source

Release Timeline

When each model was launched

MiniMax M3.1 Flash was released on 2026-10-19, while Claude Mythos Preview's release date is not specified.

We can confirm MiniMax M3.1 Flash's release timeline, but cannot make a direct age comparison without Claude Mythos Preview's release date.

Claude Mythos Preview

—

MiniMax M3.1 Flash

Oct 19, 2026

0 days ago

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Provider Availability

Claude Mythos Preview is available from Anthropic. MiniMax M3.1 Flash is available from MiniMax.

Claude Mythos Preview

anthropic logo
Anthropic
Input Price:Input: $25.00/1MOutput Price:Output: $125.00/1M

MiniMax M3.1 Flash

minimax logo
MiniMax
Input Price:Input: $0.15/1MOutput Price:Output: $0.60/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Claude Mythos Preview and MiniMax M3.1 Flash side-by-side, then vote on the output you prefer.

Claude Mythos Preview
✓ Preferred
MiniMax M3.1 Flash
Open in Playground

FAQ

Common questions about Claude Mythos Preview vs MiniMax M3.1 Flash.

Which is better, Claude Mythos Preview or MiniMax M3.1 Flash?

Claude Mythos Preview leads the LLM Stats Score 54.5 to 48.7. Claude Mythos Preview is made by Anthropic and MiniMax M3.1 Flash is made by MiniMax. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Claude Mythos Preview compare to MiniMax M3.1 Flash in benchmarks?

Claude Mythos Preview scores CyBench: 100.0%, USAMO25: 97.6%, GPQA: 94.6%, SWE-Bench Verified: 93.9%, CharXiv-R: 93.2%. MiniMax M3.1 Flash scores BabyVision: 91.0%, CharXiv-R: 82.5%, CyberGym: 82.2%, BankerToolBench: 76.2%, DeepSWE 1.1: 73.7%.

Is Claude Mythos Preview cheaper than MiniMax M3.1 Flash?

MiniMax M3.1 Flash is 166.7x cheaper for input tokens. Claude Mythos Preview costs $25.00/M input and $125.00/M output via anthropic. MiniMax M3.1 Flash costs $0.15/M input and $0.60/M output via minimax.

What are the context window sizes for Claude Mythos Preview and MiniMax M3.1 Flash?

Claude Mythos Preview supports an unknown number of tokens and MiniMax M3.1 Flash supports 1.0M tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Claude Mythos Preview and MiniMax M3.1 Flash?

Key differences include LLM Stats Score (54.5 vs 48.7), input pricing ($25.00 vs $0.15/M). See the full comparison above for benchmark-by-benchmark results.

Who makes Claude Mythos Preview and MiniMax M3.1 Flash?

Claude Mythos Preview is developed by Anthropic and MiniMax M3.1 Flash is developed by MiniMax.

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