Claude Mythos 5.1

AnthropicKey claude-mythos-5-1

Rank
#115
by active users
Active users
9
Up 3 from 6 active users in the previous 30 days. vs previous 30 days
Adoption
0.9%
of 960 accounts
Tokens
560.2M
cache included
Est. cost
$544
at public list prices
First seen
Oct 7, 2026
in any submission

Oct 14 – Nov 12, 2026 (UTC)960 accounts100% of tokens from an identified modelData through Nov 12, 2026, 07:08 UTCHow we count

Daily active users

Distinct accounts that used this model on each UTC day.

0 active users on Nov 12, 2026

Daily active users for Claude Mythos 5.1, Oct 14, 2026 to Nov 12, 2026. Peak 3. Use the left and right arrow keys to read each day.320
Show daily values
Daily active users and tokens for Claude Mythos 5.1
Date (UTC)Active usersTokens
Oct 14, 202600
Oct 15, 2026325.8M
Oct 16, 2026140M
Oct 17, 202600
Oct 18, 202617.5M
Oct 19, 2026147.9M
Oct 20, 2026311M
Oct 21, 20261114K
Oct 22, 2026222.2M
Oct 23, 202613.6M
Oct 24, 202600
Oct 25, 202600
Oct 26, 20261281M
Oct 27, 2026141.8M
Oct 28, 2026138.8M
Oct 29, 2026111.4M
Oct 30, 202600
Oct 31, 2026118.2M
Nov 1, 202616M
Nov 2, 202600
Nov 3, 202600
Nov 4, 202600
Nov 5, 202600
Nov 6, 202600
Nov 7, 202612.9M
Nov 8, 202611.9M
Nov 9, 202600
Nov 10, 202600
Nov 11, 202600
Nov 12, 202600

Token mix

How the 560.2M tokens split. Cache reads are usually most of an agent's tokens and are priced far below input.

  • Input<0.1%
  • Output0.6%
  • Cache read97%
  • Cache write2.5%
  • Reasoning0%

Agents that carry Claude Mythos 5.1

Each agent's share of this model's tokens, and how many accounts used the model through it.

  1. Claude Code99% of this model's tokens9active users
  2. ZCode0.7% of this model's tokens1active users

Benchmarks, pricing and specs

No benchmark result and no models.dev entry match this model key yet, so there are no scores, list prices or specs to show.

Top public profiles

Public profiles that used Claude Mythos 5.1 most in this period, by tokens. Hidden accounts are never listed.

  1. 1Arnold Sobanski@Arsobbiak357.7Mtokens$287est. cost8active days$287 est. cost · 8 active days
  2. 2harris.dev@harrisrobin64.4Mtokens$49est. cost2active days$49 est. cost · 2 active days
  3. 3Mats@Mats4k58.9Mtokens$66est. cost2active days$66 est. cost · 2 active days
  4. 4Byungsoo Kang@kbsooo50.2Mtokens$73est. cost2active days$73 est. cost · 2 active days
  5. 5Wooseok Sung@MercuriusDream23.9Mtokens$43est. cost2active days$43 est. cost · 2 active days
  6. 6siddicky@siddicky4.4Mtokens$23est. cost2active days$23 est. cost · 2 active days
  7. 7Kabir Acharya@KabirAcharya613Ktokens$2est. cost1active days$2 est. cost · 1 active days
  8. 8potato dog man@saumilthecode43Ktokens<$1est. cost1active days<$1 est. cost · 1 active days
  9. 9iborrowcheckbtw@xsyetopz14.5Ktokens<$1est. cost1active days<$1 est. cost · 1 active days

More from Anthropic

Other Anthropic models in the same period, by active users.

  1. Claude Opus 5.574% adoption712active users
  2. Claude Sonnet 5.558% adoption557active users
  3. Claude Haiku 5.550% adoption479active users
  4. Claude Fable 5.138% adoption362active users
  5. Claude Opus 4.823% adoption222active users
  6. Claude Fable 5.220% adoption191active users
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