Claude Mythos 5 vs
GLM-5

Read the published evidence, route context, and missing facts before making a local decision. This page does not name a universal winner.

Models in this comparison

Provider identity and evidence state stay balanced across the pair.

A
Model type
Proprietary
Evidence state
Supported evidence
Published context
1,000,000
VS
Z

Z.AI

GLM-5

Model type
Open Weight
Evidence state
Supported evidence
Published context
200,000

Key implications

Limited shared-metric coverage. Each finding is tied to a published metric, price, context, or modality fact.

  1. On Overall, Claude Mythos 5 has a higher supported BenchLM score (83.4 vs 65.89).
  2. Input API price: GLM-5 has the lower verified rate ($1 / 1M tokens vs $10 / 1M tokens).
  3. Output API price: GLM-5 has the lower verified rate ($3.2 / 1M tokens vs $50 / 1M tokens).
  4. Context window: Claude Mythos 5 has the larger published context window (1,000,000 tokens vs 200,000 tokens).

Shared metric view

A radar is shown only when at least four compatible supported score metrics are published.

Comparable metric detail

  • AgenticClaude Mythos 5: 75.79 · GLM-5: 55.27
  • CodingClaude Mythos 5: 81.66 · GLM-5: 60.82
  • InstructionFollowingClaude Mythos 5: Unavailable · GLM-5: 87.4
  • KnowledgeClaude Mythos 5: 97.4 · GLM-5: 77.3
  • MathClaude Mythos 5: Unavailable · GLM-5: 56.9
  • MultilingualClaude Mythos 5: Unavailable · GLM-5: 48.7
  • MultimodalGroundedClaude Mythos 5: 84.8 · GLM-5: Unavailable
  • ReasoningClaude Mythos 5: Unavailable · GLM-5: 43
  • OverallClaude Mythos 5: 83.4 · GLM-5: 65.89

Source metrics

Friendly metric names and published units stay visible. Missing measurements remain unavailable rather than becoming a score.

Source metric comparison
MetricUnitClaude Mythos 5GLM-5
Agenticscore75.7955.27
Codingscore81.6660.82
InstructionFollowingscoreUnavailable87.4
Knowledgescore97.477.3
MathscoreUnavailable56.9
MultilingualscoreUnavailable48.7
MultimodalGroundedscore84.8Unavailable
ReasoningscoreUnavailable43
Overallscore83.465.89

Agentic

Unit
score
Claude Mythos 5
75.79
GLM-5
55.27

Coding

Unit
score
Claude Mythos 5
81.66
GLM-5
60.82

InstructionFollowing

Unit
score
Claude Mythos 5
Unavailable
GLM-5
87.4

Knowledge

Unit
score
Claude Mythos 5
97.4
GLM-5
77.3

Math

Unit
score
Claude Mythos 5
Unavailable
GLM-5
56.9

Multilingual

Unit
score
Claude Mythos 5
Unavailable
GLM-5
48.7

MultimodalGrounded

Unit
score
Claude Mythos 5
84.8
GLM-5
Unavailable

Reasoning

Unit
score
Claude Mythos 5
Unavailable
GLM-5
43

Overall

Unit
score
Claude Mythos 5
83.4
GLM-5
65.89

Pricing and context

Verification is shown beside each selected route. Missing facts remain Not verified.

Route pricing and context comparison
FieldUnitClaude Mythos 5GLM-5
Input API priceUSD / 1M tokens$10$1
Cached input API priceUSD / 1M tokens$1Not verified
Output API priceUSD / 1M tokens$50$3.2
Route contexttokens1,000,000200,000
Input modalitiespublished listNot verifiedNot verified
Output modalitiespublished listNot verifiedNot verified

Input API price

Unit
USD / 1M tokens
Claude Mythos 5
$10
GLM-5
$1

Cached input API price

Unit
USD / 1M tokens
Claude Mythos 5
$1
GLM-5
Not verified

Output API price

Unit
USD / 1M tokens
Claude Mythos 5
$50
GLM-5
$3.2

Route context

Unit
tokens
Claude Mythos 5
1,000,000
GLM-5
200,000

Input modalities

Unit
published list
Claude Mythos 5
Not verified
GLM-5
Not verified

Output modalities

Unit
published list
Claude Mythos 5
Not verified
GLM-5
Not verified

Evidence provenance

Source records, route identity, timestamps, and methodology are consolidated here without declaring either model a winner.

Publication time
Aug 30, 2026, 2:15 AM UTC
Freshness
Stale — Published weekly benchmark evidence has not refreshed within 8 days.
Methodology
benchlm: benchlm_raw_composite
Model records
  • Claude Mythos 5 — source benchlm · artifact models · model claude-mythos-5
  • GLM-5 — source benchlm · artifact models · model glm-5
Selected price routes
  • Claude Mythos 5 — route benchlm:claude-mythos-5 · source benchlm · provider anthropic
  • GLM-5 — route benchlm:glm-5 · source benchlm · provider z-ai

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